CN107542748B

CN107542748B - Stay cable joint assembly

Info

Publication number: CN107542748B
Application number: CN201610486192.0A
Authority: CN
Inventors: 李士龙; 史麒祥; 李景富; 冉飞
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2016-06-28
Filing date: 2016-06-28
Publication date: 2020-03-03
Anticipated expiration: 2036-06-28
Also published as: CN107542748A

Abstract

The invention discloses a cable joint assembly, which comprises: a cable adjusting rod; the gear selecting rocker arm is provided with a gear selecting hinged part; the joint body is internally provided with a cavity for the inhaul cable adjusting rod to extend into; the elastic part is connected with the joint body, and a joint hinge part is arranged on the elastic part and detachably hinged with the gear selecting hinge part; a locking portion configured to selectively lock the cable adjusting lever and the joint body; an axial adjustment portion configured to axially adjust the cable joint assembly when the lockout portion is unlocked and a shifter is operated. The inhaul cable joint assembly provided by the embodiment of the invention has the advantages that the gear selecting rocker arm and the joint body cannot be damaged during disassembly, the secondary assembly is not influenced, the adjusting process is simple, and the adjusting error is small.

Description

Stay cable joint assembly

Technical Field

The invention belongs to the technical field of vehicle manufacturing, and particularly relates to a cable joint assembly.

Background

The inhaul cable of the manual transmission is a part for transmitting gear selecting and shifting operation force, one end of the inhaul cable is connected with the transmission, and the other end of the inhaul cable is connected with the gear shifter. The cable joint is the mechanism of connecting cable and selector, divide into to select to keep off the cable joint and shift gears the cable joint, wherein selects to keep off the cable joint and need carry out length (axial) and adjust to improve shift gears system's operation accuracy. In the related technology, on one hand, the ball pin structure is adopted to be in interference fit between the inhaul cable joint and the gear selecting rocker arm of the gear shifter, so that the installation is laborious, the occupied working hours are long, the ball pin structure needs to be pried off during the disassembly, the disassembly is inconvenient, the gear selecting rocker arm and the gear selecting inhaul cable joint of the gear shifter are inevitably damaged, the secondary assembly is influenced, and the inhaul cable replacement cost is high; on the other hand, when the axial adjustment is carried out, the inhaul cable adjusting rod is completely separated from the joint, the adjustment is inconvenient, the adjustment precision is low, and an improvement space exists.

Disclosure of Invention

In view of the above, the present invention is directed to a cable joint assembly to optimize the assembly and adjustment process.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a cable joint assembly comprising: a cable adjusting rod; the gear selecting rocker arm is provided with a gear selecting hinged part; the joint body is internally provided with a cavity for the inhaul cable adjusting rod to extend into; the elastic part is connected with the joint body, and a joint hinge part is arranged on the elastic part and detachably hinged with the gear selecting hinge part; a locking portion configured to selectively lock the cable adjusting lever and the joint body; an axial adjustment portion configured to axially adjust the cable joint assembly when the lockout portion is unlocked and a shifter is operated.

Further, the elastic part is bent and comprises a main body part, a connecting part and a handle part which are sequentially connected, the main body part is connected with the joint body, and the joint hinging part is arranged on the main body part.

Further, the gear selecting hinged portion is configured as a circular groove, the joint hinged portion is configured as a circular boss, the circular boss is in interference fit with the circular groove, guide grooves extending from the free end to the gear selecting hinged portion are formed in the side face, opposite to the joint hinged portion, of the gear selecting rocker arm, and the thickness of the bottom wall of each guide groove is gradually increased from the free end to the other end of the gear selecting rocker arm.

Further, the axial direction adjustment portion includes: the limiting ring is sleeved outside the inhaul cable adjusting rod, is limited in the axial direction relative to the inhaul cable adjusting rod and can move in the cavity in the axial direction; the elastic piece elastically stops against the space between the limiting ring and the joint body along the axial direction.

Furthermore, be equipped with the constant head tank on the periphery wall of cable adjusting lever, be equipped with on the internal perisporium of spacing ring with constant head tank complex location is protruding.

Further, be equipped with on the internal perisporium of joint body along the axially extended guide way, be equipped with on the periphery wall of spacing ring with guide way sliding fit's direction is protruding.

Furthermore, the spacing ring is provided with a step part, the elastic piece is a spring, and the elastic piece is elastically stopped between the step part and the joint body.

Furthermore, the spacing ring with the elastic component is two, two the spacing ring with two the elastic component one-to-one, two the spacing ring is along axial spaced apart, two the elastic component is along axial spaced apart, two one of the elastic component ends in the inner diapire of joint body, and another end is in the spacing shoulder on the internal perisporium of joint body.

Further, the cable adjusting rod is provided with a thread section, and the locking part comprises: the locking block is provided with a thread groove in thread fit with the thread section, and the joint body is provided with a locking groove into which the locking block is inserted; and the limiting block is movably arranged on the joint body along the radial direction so as to selectively lock the locking block.

Furthermore, be equipped with spacing groove and card foot on the joint body, the stopper radially movably install card foot inboard, be equipped with on the locking piece with spacing groove complex gag lever post, the stopper has a shelves pole, a shelves pole selectively ends the gag lever post.

Compared with the prior art, the inhaul cable joint assembly has the following advantages:

1) according to the inhaul cable joint assembly provided by the embodiment of the invention, the connection between the gear selecting rocker arm and the joint body is changed into an easy-to-disassemble mode by arranging the two elastic parts, the inhaul cable joint assembly is simple to assemble and short in time consumption, the gear selecting rocker arm and the joint body cannot be damaged during disassembly, secondary assembly is not influenced, the inhaul cable joint assembly is convenient to maintain, and the maintenance cost is low.

2) According to the inhaul cable joint assembly provided by the embodiment of the invention, the adjustment of the inhaul cable joint assembly can be realized by directly operating the gear shifter through arranging the elastic piece, the adjustment process of the inhaul cable joint assembly is simple, the operation is easy, and the accurate adjustment can be realized by depending on the elastic force of the elastic piece, so that the adjustment error is reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a cable joint assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of a cable joint assembly according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a selector rocker arm hinged to a resilient portion in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural view of a joint body and an elastic portion according to an embodiment of the present invention;

fig. 5 is a side view of a fitting body and a resilient portion from one perspective according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a select rocker arm according to an embodiment of the present invention;

FIG. 7 is a side view of a cable joint assembly according to an embodiment of the present invention from one perspective;

FIG. 8 is a cross-sectional view taken at A-A of FIG. 7;

FIG. 9 is a schematic structural view of a cable adjusting lever according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of a stop collar according to an embodiment of the invention;

FIG. 11 is a cross-sectional view of a stop collar according to an embodiment of the invention.

Description of reference numerals:

100-a cable joint assembly for a cable joint,

1-a gear selecting rocker arm, 11-a gear selecting articulated part, 12-a guide groove, 13-an arc end surface,

2-joint body, 21-cavity, 23-limit shoulder, 24-locking groove, 25-clamping foot, 26-stop boss, 27-limit groove,

3-elastic part, 31-main part, 311-joint hinge part, 32-connecting part, 321-notch, 33-handle part,

4-inhaul cable adjusting rod, 41-positioning groove, 42-thread section, 43-slotted,

5-locking part, 51-locking block, 511-thread groove, 52-limit block, 53-reset piece,

6-limiting ring, 61-positioning bulge, 62-guiding bulge, 63-step part, 7-elastic part and 8-dust cover.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

First, referring to the drawings, a cable joint assembly 100 according to an embodiment of the present invention is described, as shown in fig. 1 to 11, the cable joint assembly 100 includes a cable adjusting lever 4, a gear selecting rocker arm 1, a joint body 2, a locking portion 5, an elastic portion 3, and an axial adjusting portion, the gear selecting rocker arm 1 is used for selecting gears, the cable adjusting lever 4 is connected to a core wire of a cable, the core wire of the cable is connected to a transmission, and the gear selecting rocker arm 1 is hinged to the joint body 2.

Wherein, select to be equipped with on the rocking arm 1 and select to keep off articulated portion 11, elastic component 3 links to each other with connecting body 2, is equipped with on elastic component 3 and connects articulated portion 311 in order to articulate with selecting to keep off articulated portion 11 detachably, when elastic component 3 takes place elastic deformation, can change the connected state of connecting articulated portion 311 and selecting to keep off articulated portion 11.

The number of the elastic parts 3 may be two, two elastic parts 3 are disposed oppositely, and the two elastic parts 3 are respectively provided with a joint hinge part 311 on respective opposite surfaces, the two joint hinge parts 311 are spaced apart along an axial direction of the joint hinge part 311 (the axial direction of the joint hinge part 311 may be perpendicular to the axial direction of the joint body 2), and the two elastic parts 3 are disposed such that a mutual distance between the two joint hinge parts 311 is adjustable, so that the gear selecting hinge part 11 and the joint hinge part 311 are selectively hinged.

Of course, the elastic portion 3 may be a single one, for example, a rigid portion may be connected to the joint body 2, the rigid portion is disposed opposite to the elastic portion 3, the rigid portion and the elastic portion 3 are respectively provided with joint hinge portions 311 on respective opposite surfaces, the two joint hinge portions 311 are spaced apart in the axial direction of the joint hinge portions 311, and the elastic portion 3 is disposed to be adjustable in distance from the rigid portion, so that the gear selecting hinge portion 11 is detachably hinged to the two joint hinge portions 311. In embodiments where the flexible part 3 is single, the structure of the rigid part may be the same as the structure of the flexible part 3.

It can be understood that, in a normal state, the gap width between the two joint hinge portions 311 is small, the gear selection rocker arm 1 is sandwiched between the two elastic portions 3 or the rigid portion and the elastic portion 3, the gear selection hinge portion 11 is hinged to the two joint hinge portions 311, and the gear selection rocker arm 1 rotates around the gear selection hinge portion 11 to select gears. The width of the gap between the two joint hinge portions 311 can be changed by the elastic deformation of the elastic portion 3, and when the width of the gap between the two joint hinge portions 311 is large, the hinge state between the joint hinge portion 311 and the select lever hinge portion 11 can be changed.

For example, for the assembled cable joint assembly 100, the gap width between the two joint hinge parts 311 is increased, so that the gear selecting hinge part 11 can be separated from the joint hinge parts 311, and the gear selecting rocker arm 1 can be detached from the joint body 2; alternatively, for the components of the unassembled cable joint assembly 100, the gap width between the two joint hinge parts 311 is enlarged, so that the gear selecting rocker arm 1 can be placed between the two elastic parts 3 or the rigid part and the elastic part 3, the elastic part 3 is released, the elastic part 3 is restored, the joint hinge parts 311 complete the hinge connection with the gear selecting hinge part 11, and the assembly of the gear selecting rocker arm 1 and the joint body 2 is realized.

Like this, make the selection keep off rocking arm 1 and connect the body 2 be connected and become quick detachable formula through setting up elasticity portion 3, the assembly of cable joint subassembly 100 is simple, weak point consuming time, and can not harm when dismantling and select to keep off rocking arm 1 and connect body 2, does not have the influence to the secondary assembly, cable joint subassembly 100's easy maintenance, cost of maintenance is low.

Connect and be equipped with the cavity 21 that supplies cable adjusting lever 4 to stretch into in the body 2, cable adjusting lever 4 stretches into the cavity 21 that connects body 2 and links to each other with locking portion 5, and locking portion 5 sets to selectively locking cable adjusting lever 4 so that cable adjusting lever 4 with connect body 2 selectively fixed connection, and axial adjustment portion sets to axially adjust cable joint subassembly 100 when locking portion 5 unblock and operation selector.

When adjusting cable joint assembly 100, need unblock locking portion 5 earlier, make cable adjusting lever 4 along cable adjusting lever 4 axial with connect body 2 and take place relative movement, axial adjusting portion can realize cable adjusting lever 4 and the axial adjustment who connects body 2, locking portion 5, cable adjusting lever 4 keeps fixed with connecting body 2, accomplishes cable joint assembly 100's regulation.

Like this, through setting up the axial adjustment portion, the regulation of cable joint subassembly 100 can be realized to direct manipulation selector, and the adjustment process of cable joint subassembly 100 is simple, and easily operation regulation error is little.

According to the inhaul cable joint assembly 100 disclosed by the embodiment of the invention, the assembly of the inhaul cable joint assembly 100 is simple, the consumed time is short, the gear selecting rocker arm 1 and the joint body 2 cannot be damaged during disassembly, the secondary assembly is not influenced, the inhaul cable joint assembly 100 is convenient to maintain, the maintenance cost is low, the adjusting process of the inhaul cable joint assembly 100 is simple, the operation is easy, and the adjusting error is small.

In some preferred embodiments of the present invention, as shown in fig. 1 to 5, the elastic part 3 may be configured in a bent shape, and the elastic part 3 may include a main body part 31, a connecting part 32, and a handle part 33 connected in sequence, the main body part 31 being connected to the joint body 2, the connecting part 32 being connected to the main body part 31, the handle part 33 being connected to the connecting part 32, and the handle part 33 being a free end of the elastic part 3. The joint hinge 311 may be provided on the main body portion 31, for example, the joint hinge 311 may be provided at a middle portion of the main body portion 31.

In the embodiment where the elastic portion 3 is two, the main body portions 31 of the two elastic portions 3 may be disposed opposite to each other, and the two main body portions 31 may be disposed at intervals in the axial direction of the joint hinge portion 311, and preferably, the two main body portions 31 may be parallel to each other so as to be hinged to the gear selection rocker arm 1. The connecting portions 32 of the two elastic portions 3 may be arranged to intersect, the handle portions 33 of the two elastic portions 3 may be arranged to be spaced apart from each other, and the handle portions 33 of the two elastic portions 3 may be parallel to each other to facilitate the pressing operation.

That is, the two elastic parts 3 may be configured in an X shape or a scissors shape, the two handle parts 33 are pinched to move the two handle parts 33 toward each other, and since the ends of the two body parts 31 far from the connecting part 32 are fixed by the joint body 2, the body parts 31 are elastically deformed to bend the middle parts of the two body parts 31 toward each other, the distance between the two joint hinge parts 311 is widened, and the elastic parts 3 are elastically deformed again by releasing the handle parts 33, and the joint hinge parts 311 can be restored at the body parts 31. In the process, the gear selecting rocker arm 1 and the joint body 2 can be assembled or disassembled, the cable joint assembly 100 is convenient to disassemble and assemble, and the cable joint assembly 100 is not damaged in the disassembling and assembling process.

Preferably, the elastic portion 3 may be configured in an elongated plate shape, and the elastic portion 3 may extend from an end of the joint body 2 away from the cable in the axial direction toward a direction away from the joint body 2. Thus, the cable joint assembly 100 is simple in structure and easy to mold.

In some preferred embodiments of the present invention, as shown in fig. 1 to 5, the joint body 2 and the elastic portion 3 may be integrally formed, and both the joint body 2 and the elastic portion 3 may be made of plastic. Thus, the cable joint assembly 100 is simple in structure, easy to mold, and excellent in elasticity of the elastic portion 3.

In some preferred embodiments of the present invention, as shown in fig. 4, the connecting portion 32 may be provided with a limiting portion, which may limit the elastic variation range of the elastic portion 3 to prevent the cable joint assembly 100 from being damaged due to excessive deformation.

The position-limiting part has various structures, as shown in fig. 4, in one of which, the position-limiting part can be formed as a hole, for example, a through hole can be provided on one connecting part 32, and a notch 321 can be provided on the other connecting part 32 to penetrate through the through hole.

In another structure, the limiting portion may be configured as a notch 321 formed on the connecting portion 32, two notches 321 are oppositely arranged, and the two connecting portions 32 are spaced apart in the radial direction. It can be understood that one side of each connecting portion 32 opposite to another connecting portion 32 can be provided with a notch 321, and through setting up notch 321, elastic deformation can more easily take place for connecting portion 32, and notch 321 can also play spacing effect with the cooperation of handle portion 33 and main part 31, when pressing the handle, has limited the elasticity variation range of elastic part 3, prevents that cable joint assembly 100 from taking place to damage because too big deformation.

In some preferred embodiments of the present invention, as shown in fig. 3, 5 and 6, the gear selecting hinge portion 11 may be configured as a circular groove, the joint hinge portion 311 may be configured as a circular boss, and the circular boss and the circular groove are in interference fit, and the interference fit gear selecting hinge portion 11 and the joint hinge portion 311 may provide a certain pre-tightening force to enable the gear selecting rocker arm 1 to rotate relative to the joint body 2 (the elastic portion 3) under a certain external force. In some alternative embodiments, the gear selecting hinge 11 may be configured as a circular through slot, i.e., the gear selecting hinge 11 may be a through hole penetrating through the gear selecting rocker arm 1; in other alternative embodiments, referring to fig. 3, the gear selecting hinge portion 11 may be configured as a circular blind groove, that is, circular blind grooves are formed on both side surfaces of the gear selecting rocker arm 1, and the axes of the two circular blind grooves coincide.

As shown in fig. 3 and 6, a guide groove 12 extending from the free end of the select rocker arm 1 to the select hinge 11 is provided on the side of the select rocker arm 1 opposite to the joint hinge 311. Preferably, the thickness of the bottom wall of the guide groove 12 increases from the free end of the selector rocker 1 to the other end, i.e. the bottom wall of the guide groove 12 may be configured in a wedge shape. In the embodiment where the elastic member 3 is two, the guide groove 12 may be two.

As shown in fig. 3 and 6, the free end of the gear selecting rocker arm 1 may have an arc-shaped end surface 13, and the axis of the gear selecting hinge portion 11 passes through the center of the arc-shaped end surface 13, so that the gear selecting rocker arm 1 is not easily interfered with the elastic portion 3 or the joint body 2 when the gear selecting rocker arm 1 rotates around the gear selecting hinge portion 11.

During assembly, the free end of the gear selecting rocker arm 1 can be inserted between the two elastic parts 3, the two joint hinge parts 311 respectively slide along the two guide grooves 12, the thickness of the bottom wall of the guide grooves 12 is gradually increased, the gear selecting rocker arm 1 can prop open the two main body parts 31, so that the distance between the two joint hinge parts 311 is gradually increased, when the joint hinge parts 311 slide into the gear selecting hinge parts 11, the main body parts 31 restore deformation, the thickness of the end, far away from the free end, of the bottom wall of the guide grooves 12 is thick, and the joint hinge parts 311 can be limited to be separated from the gear selecting hinge parts 11.

During detachment, the two body portions 31 can be spread apart by pressing the handle portion 33, so that the joint hinge portion 311 is separated from the gear selecting hinge portion 11 and slides along the guide groove 12 until the free end of the gear selecting rocker arm 1 is separated from the joint hinge portion 311, and it should be noted that the handle portion 33 can be released and the joint hinge portion 311 can slide along the guide groove 12 from the point that the joint hinge portion 311 stops against the bottom wall of the chute.

Of course, the configuration of gear selecting hinge 11 and joint hinge 311 is not limited to the above-described configuration, such as in alternative embodiments, gear selecting hinge 11 may be configured as a circular boss and joint hinge 311 may be configured as a circular groove.

In some preferred embodiments of the present invention, as shown in fig. 8 to 11, the cable joint assembly 100 may further include a limiting ring 6 and an elastic member 7, the limiting ring 6 is sleeved outside the cable adjusting lever 4, the limiting ring 6 is disposed to axially limit the position of the cable adjusting lever 4 and can axially move in the cavity 21, when the locking portion 5 does not lock the cable adjusting lever 4, the limiting ring 6 can axially move and drive the cable adjusting lever 4 to axially move, and the elastic member 7 axially elastically abuts between the cable adjusting lever 4 and the joint body 2.

The mode of adjusting cable joint assembly 100 has a plurality of, in one of them regulation mode, unblock locking portion 5 earlier, then all hang into appointed regulation gear with derailleur and selector, cable regulation pole 4 can be followed axial displacement, elasticity end is at the automatic stroke control that carries out of elastic force of elastic component 7 between cable regulation pole 4 and joint body 2 this moment, when elastic component 7 was balanced, the selection was kept off the stroke and is in best accurate position, locking portion 5, the regulation of cable joint assembly 100 is accomplished.

In another preferred adjustment mode, the locking part 5 is unlocked first, the cable adjusting rod 4 can move axially within the deformation range of the elastic part 7, the gear shifter is operated, the transmission rocker is driven by the cable adjusting rod 4 to be hung in a specified adjusting gear, and after the elastic part 7 is balanced, the locking part 5 is locked, and the adjustment of the cable joint assembly 100 is completed. That is, only manipulation of the shifter is required to effect automatic adjustment of the cable joint assembly 100.

Like this, through setting up spacing ring 6 and elastic component 7, the regulation of cable joint assembly 100 can be realized to the direct manipulation selector, and cable joint assembly 100's accommodation process is simple, easily operates, and relies on the elastic force of elastic component 7, can realize accurate regulation, reduces adjusting error.

Preferably, as shown in fig. 8-11, the outer peripheral wall of the cable adjusting rod 4 is provided with a positioning groove 41, the inner peripheral wall of the limit ring 6 is provided with a positioning protrusion 61, the positioning protrusion 61 is engaged with the positioning groove 41, and the limit ring 6 can move axially in the cavity 21. When the limiting ring 6 is sleeved outside the cable adjusting rod 4, the positioning protrusion 61 is matched with the positioning groove 41, so that the limiting ring 6 and the cable adjusting rod 4 are positioned in the axial direction, that is, the limiting ring 6 can drive the cable adjusting rod 4 to move in the axial direction when moving in the axial direction. Preferably, the positioning protrusion 61 may be configured in a ring shape, and the positioning groove 41 is also configured in a ring shape, that is, the limiting ring 6 only axially limits the cable adjusting rod 4, the cable adjusting rod 4 can freely rotate around the axis, and during the rotation of the cable adjusting rod 4, the torsion moment on the cable can be eliminated.

As shown in fig. 10, the inner peripheral wall of the joint body 2 may be provided with a guide groove (not shown in the figure) extending along the axial direction, and the outer peripheral wall of the limit ring 6 is provided with a guide protrusion 62 in sliding fit with the guide groove, that is, the guide protrusion 62 may slide along the guide groove, and the cooperation between the guide protrusion 62 and the guide groove may play a role in limiting the rotation of the limit ring 6, so as to reduce the adjustment error of the cable joint assembly 100. Referring to fig. 10, the number of the guide grooves and the number of the guide protrusions 62 may be plural, the plurality of guide grooves and the plurality of guide protrusions 62 may correspond to each other one by one, the plurality of guide grooves may be spaced apart in the circumferential direction of the joint body 2, and the plurality of guide protrusions 62 may be spaced apart in the circumferential direction of the retainer ring 6. Thus, the guide between the guide projection 62 and the guide groove is more smooth.

In some preferred embodiments of the present invention, as shown in fig. 8 and 10, the retainer ring 6 may have a stepped portion 63, the elastic member 7 may be a spring, and the elastic member 7 may elastically abut between the stepped portion 63 and the joint body 2. The limiting ring 6 can comprise two sections with variable diameters, at least one part of the spring can be sleeved on one section with a relatively smaller outer diameter, and the spring can be stopped against the end face, connected with the other section, of the section with the relatively larger outer diameter. In this way, the cable adjustment lever 4 can be spaced apart from the spring without the cable adjustment lever 4 affecting the compression or extension of the spring.

In some preferred embodiments of the present invention, as shown in fig. 8, there may be two limiting rings 6 and two elastic members 7, two limiting rings 6 and two elastic members 7 are in one-to-one correspondence, two limiting rings 6 are axially spaced apart, two elastic members 7 are axially spaced apart, one of the two elastic members 7 abuts against the inner bottom wall of the head body 2, and the other abuts against a limiting shoulder 23 on the inner peripheral wall of the head body 2.

It will be appreciated that when making an adjustment of the cable joint assembly 100, one of the two elastic members 7 is compressed and the other is stretched, and when the two elastic members 7 are balanced, the cable adjusting lever 4 is in the optimal position.

Preferably, as shown in fig. 8-9, the cable adjusting lever 4 may be provided with a threaded section 42 engaged with the locking portion 5, and the threaded section 42 is located between the two stop rings 6. Thus, the effective stroke of the cable adjusting rod 4 is large, and the adjustable range of the cable joint assembly 100 is large. One of the limiting rings 6 is sleeved at the free end of the inhaul cable adjusting rod 4, the free end of the inhaul cable adjusting rod 4 can be provided with a notch 43, so that the free end of the inhaul cable adjusting rod 4 is easy to elastically deform, and the assembly of the limiting rings 6 is facilitated. Alternatively, the slot 43 may extend in the radial direction of the free end of the cable adjustment lever 4.

In some preferred embodiments of the present invention, one end of the cable connected to the connector body 2 is provided with a cable adjusting lever 4, as shown in fig. 1, 2 and 4, a cavity 21 into which the cable adjusting lever 4 extends is provided in the connector body 2, the pull cable connector assembly 100 further includes a locking portion 5, the locking portion 5 is configured to selectively lock the cable adjusting lever 4 so that the cable adjusting lever 4 and the connector body 2 can be selectively and fixedly connected, the cable adjusting lever 4 extends into the cavity 21 of the connector body 2 and is connected to the locking portion 5, optionally, referring to fig. 1-2, an open end of the cavity 21 may be further provided with a dust cover 8, and the dust cover 8 may be sleeved outside the cable adjusting lever 4 to seal the cavity 21 and prevent impurities such as dust from entering the cavity 21.

When adjusting cable joint subassembly 100, need unblock locking portion 5 earlier, cable adjusting lever 4 takes place relative movement along cable adjusting lever 4's axial and joint body 2 to change the length that cable joint subassembly, after the adjustment was accomplished, locking portion 5, cable adjusting lever 4 keeps fixed with connecting body 2, and at this moment, derailleur, cable, joint body 2 and selector realize being connected.

The latch portion 5 can be configured in a variety of ways, and several latch portions 5 in embodiments of the present invention are described in detail below.

In some preferred embodiments of the present invention, as shown in fig. 7-8, the cable adjusting lever 4 may have a threaded section 42, and the locking portion 5 may include a locking block 51, a limiting block 52 and a reset member 53. Wherein, can be equipped with thread groove 511 on the locking piece 51, thread groove 511 and screw thread section 42 screw-thread fit, and be equipped with on the joint body 2 and supply locking piece 51 male locking groove 24, stopper 52 along the axially movable install on the joint body 2 with the locking piece 51 of selective locking, reset piece 53 elastic connection is between stopper 52 and the spacing joint body 2.

The locking block 51 is inserted into the locking groove 24, so that the thread groove 511 on the locking block 51 is matched with the thread section 42 on the cable adjusting rod 4, the locking block 51 is limited in the axial direction (for example, limited by the locking groove 24), the cable adjusting rod 4 is fixed in the axial direction relative to the joint body 2, the reset piece 53 drives the limiting block 52 to be kept at the position of the locking block 51 in a free state, at the moment, the limiting block 52 can limit the radial movement of the locking block 51, and the locking block 51 is prevented from being separated from the locking groove 24.

Correspondingly, during unlocking, the elastic force of the reset piece 53 is overcome to push the limiting block 52 to move along the axial direction, so that the limiting block 52 is separated from the locking block 51, the locking block 51 is taken out from the locking groove 24, and the locking of the cable adjusting rod 4 can be released.

That is, the locking part 5 in this embodiment is of an automatic return type, and the unlocking and locking processes of the locking part 5 are very convenient.

Preferably, the joint body 2 may be provided with a stopping boss 26 and a clamping leg 25 for limiting the radial movement of the limiting block 52, the limiting block 52 may be slidably clamped on the clamping leg 25, the reset member 53 may be a flat spring, one end of the reset member 53 is clamped in the stopping boss 26 on the joint body 2, and the other end of the reset member 53 elastically abuts against the limiting block 52 along the axial direction. Thus, the locking portion 5 has a simple structure, and the stopper 52 has a good return effect.

Preferably, the locking block 51 may be provided with an operating portion for grasping or pushing when the locking block 51 is attached or detached, and the operating portion may be configured in a plate shape, whereby unlocking and locking of the locking portion 5 are facilitated.

In other preferred embodiments of the present invention, as shown in fig. 1, 2 and 4, the cable adjusting lever 4 may have a threaded section 42 thereon, the locking portion 5 may include a locking block 51 and a limiting block 52, the locking block 51 may have a threaded groove 511, the threaded groove 511 is in threaded engagement with the threaded section 42, the joint body 2 is provided with a locking groove 24, the locking groove 24 is used for inserting the locking block 51, and the limiting block 52 is radially movably mounted on the joint body 2 to selectively lock the locking block 51.

Preferably, referring to fig. 4, the joint body 2 may be provided with a limiting groove 27 and a plurality of locking legs 25, the limiting block 52 may be movably installed on the inner side of the locking legs 25 along the radial direction, the number of the locking legs 25 may be plural, the plurality of locking legs 25 may be spaced apart along the radial direction, the locking block 51 may be provided with a limiting rod, the limiting rod is engaged with the limiting groove 27, the limiting rod and the limiting groove 27 both extend along the axial direction, the limiting block 52 has a stop lever, the stop lever selectively abuts against the limiting rod, and the stop lever may extend along the axial direction.

Insert locking piece 51 in locking groove 24, can make the thread groove 511 on the locking piece 51 and the threaded section 42 cooperation on the cable adjusting lever 4, and the shelves pole is established in spacing groove 27, slide stopper 52, make stopper 52 move the position that the stopper pole just right with the shelves pole, because locking piece 51 is spacing (for example by locking groove 24 spacing) in the axial, cable adjusting lever 4 is fixed in the axial for connecting body 2, stopper 52 can restrict the motion of locking piece 51 at radial this moment, prevent that locking piece 51 from breaking away from locking groove 24. Correspondingly, when unlocking, the limiting block 52 is pushed, the limiting rod is enabled to release the limitation on the gear lever, the locking block 51 is taken out from the locking groove 24, and the locking on the cable adjusting rod 4 can be released.

Preferably, the locking piece 51 and the stopper 52 may be provided with an operating portion for holding or pushing when unlocking and locking, and the operating portion may be configured in a plate shape, thereby facilitating unlocking and locking of the locking portion 5.

A specific embodiment according to the present invention is described below.

As shown in fig. 1 to 11, the cable joint assembly 100 includes a cable adjusting lever 4, a gear selecting rocker arm 1, a joint body 2, a locking portion 5, two elastic portions 3, a limiting ring 6, and an elastic member 7.

As shown in fig. 3 and 6, a gear selecting hinge portion 11 is disposed on the gear selecting rocker arm 1, the gear selecting hinge portion 11 may form a circular blind groove, circular blind grooves are disposed on two side surfaces of the gear selecting rocker arm 1, and axes of the two circular blind grooves coincide with each other. The free end of the gear selecting rocker arm 1 is provided with an arc-shaped end surface 13, two side surfaces of the gear selecting rocker arm 1 are respectively provided with a guide groove 12 extending from the free end of the gear selecting rocker arm 1 to the gear selecting hinge part 11, the bottom wall of each guide groove 12 is in a wedge shape, and the thickness of the bottom wall of each guide groove 12 gradually decreases and increases from the free end of the gear selecting rocker arm 1 to the other end.

As shown in fig. 3 to 5, the elastic portion 3 is connected to the joint body 2, and the elastic portion 3 may extend from an end of the joint body 2 away from the cable in an axial direction toward a direction away from the joint body 2, and the joint body 2 and the elastic portion 3 may be an integrally formed plastic piece. The elastic portion 3 is configured in a long strip plate shape, the elastic portion 3 may be configured in a bending shape, and the elastic portion 3 may include a main body portion 31, a connecting portion 32 and a handle portion 33 which are connected in sequence, the handle portion 33 is a free end of the elastic portion 3, the two main body portions 31 are arranged in parallel and spaced apart from each other, the two connecting portions 32 are arranged in a crossing manner, the two handle portions 33 are arranged in parallel and spaced apart from each other, and the two elastic portions 3 are configured in an X shape or a scissor shape together. Both main body portions 31 are provided on opposite surfaces with joint hinge portions 311 configured as circular bosses that are interference fitted with the circular grooves.

The elastic portion 3 can be elastically deformed to change the distance between the two main body portions 31 and the distance between the two joint hinge portions 311, for example, the distance between the two main body portions 31 can be enlarged by pinching the handle portion 33, so as to detach the select gear rocker arm 1 from the two elastic portions 3, the free end of the select gear rocker arm 1 is inserted between the two main body portions 31, the two joint hinge portions 311 respectively slide along the two guide grooves 12, the select gear rocker arm 1 can prop open the two main body portions 31, the elastic portion 3 is elastically deformed, when the joint hinge portions 311 slide into the select gear hinge portions 11, the elastic portions 3 recover the deformation, and the joint hinge portions 311 and the select gear hinge portions 11 form the hinge joint. In the process, the gear selecting rocker arm 1 and the joint body 2 can be assembled or disassembled quickly and conveniently, and the pull cable joint assembly 100 is not damaged in the disassembling and assembling process.

As shown in fig. 7-11, a cavity 21 into which the cable adjusting lever 4 extends is provided in the joint body 2, a threaded section 42 that is engaged with the locking portion 5 may be provided on the cable adjusting lever 4, two annular positioning grooves 41 are provided on an outer peripheral wall of the cable adjusting lever 4, the two positioning grooves 41 are respectively located at two ends of the threaded section 42, two limiting rings 6 are provided, the two limiting rings 6 are respectively sleeved outside the cable adjusting lever 4 and are in one-to-one correspondence with the two positioning grooves 41, annular positioning protrusions 61 are provided on an inner peripheral wall of the limiting rings 6, the positioning protrusions 61 are engaged with the positioning grooves 41, a plurality of square block-shaped guiding protrusions 62 are provided on the outer peripheral wall of the limiting rings 6, the plurality of guiding protrusions 62 are spaced apart along a circumferential direction of the limiting rings 6, a plurality of axially extending guiding grooves may be provided on the inner peripheral wall of the joint body 2, the plurality, the guide protrusions 62 are in one-to-one corresponding sliding fit with the guide grooves, the limiting ring 6 can further comprise a step portion 63, the elastic part 7 can be a spring, the elastic part 7 can elastically abut between the step portion 63 and the joint body 2, the limiting ring 6 comprises two sections with variable diameters, and at least one part of the spring can be sleeved on one section with a relatively smaller outer diameter.

The mode of adjusting cable joint assembly 100 has the multiple, in one of them mode of regulation, unblock locking portion 5 earlier, then all hang into appointed regulation gear with derailleur and selector, spacing ring 6 can be followed axial displacement with cable adjusting lever 4, one of two elastic component 7 is compressed, another is stretched, when two elastic component 7 realize balanced, can guarantee that cable adjusting lever 4 is in the best position, locking portion 5 accomplishes cable joint assembly 100's regulation.

In another adjustment mode, the locking part 5 is unlocked firstly, the limiting ring 6 and the cable adjusting rod 4 can move axially in the deformation range of the elastic part 7 to operate the gear shifter, the transmission rocker is driven to be hung in a specified adjusting gear through the cable adjusting rod 4, one of the two elastic parts 7 is compressed, the other one of the two elastic parts 7 is stretched, and when the two elastic parts 7 are balanced, the locking part 5 is locked, and the adjustment of the cable joint assembly 100 is completed.

The locking part 5 has various structural forms, and the description thereof is omitted.

In summary, according to the cable joint assembly 100 of the embodiment of the present invention, the gear selecting rocker arm and the joint body 2 can be quickly inserted, the assembly of the cable joint assembly 100 is simple, the time consumption is short, the gear selecting rocker arm and the joint body 2 are not damaged during the disassembly, the secondary assembly is not affected, the maintenance of the cable joint assembly 100 is convenient, the maintenance cost is low, the adjustment process of the cable joint assembly 100 is simple, the operation is easy, the adjustable stroke is large, the accurate adjustment can be realized, and the adjustment error is reduced.

A vehicle according to an embodiment of the invention is described below.

As shown in fig. 1 to 11, a vehicle according to an embodiment of the present invention is provided with any of the cable joint assemblies 100 described in the above embodiments. The cable joint assembly 100 of the vehicle is convenient to disassemble and assemble, accurate adjustment can be achieved, adjustment errors are reduced, and the vehicle gear selecting and shifting operation experience is good.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A cable joint assembly (100) comprising:

a cable adjusting lever (4);

the gear selecting rocker arm (1), wherein a gear selecting hinged part (11) is arranged on the gear selecting rocker arm (1);

the cable connector comprises a connector body (2), wherein a cavity (21) into which the cable adjusting rod (4) extends is formed in the connector body (2);

the elastic part (3), the elastic part (3) is connected with the joint body (2), and the elastic part (3) is provided with a joint hinge part (311) to be detachably hinged with the gear selecting hinge part (11);

a locking portion (5), the locking portion (5) being configured to selectively lock the cable adjusting lever (4) and the joint body (2);

an axial adjustment portion arranged to axially adjust the cable joint assembly (100) when the latch portion (5) is unlocked and a shifter is operated;

the elastic part (3) is bent and comprises a main body part (31), a connecting part (32) and a handle part (33) which are sequentially connected, the main body part (31) is connected with the joint body (2), and the joint hinge part (311) is arranged on the main body part (31);

the gear selecting hinged portion (11) is configured as a circular groove, the joint hinged portion (311) is configured as a circular boss, the circular boss is in interference fit with the circular groove, guide grooves (12) extending from a free end to the gear selecting hinged portion (11) are arranged on the side faces, opposite to the joint hinged portion (311), of the gear selecting rocker arm (1), and the thickness of the bottom wall of each guide groove (12) gradually decreases and increases from the free end to the other end of the gear selecting rocker arm (1).

2. A cable joint assembly (100) according to claim 1, wherein the axial adjustment portion comprises:

the limiting ring (6) is sleeved outside the inhaul cable adjusting rod (4), and the limiting ring (6) is axially limited relative to the inhaul cable adjusting rod (4) and can axially move in the cavity (21);

the elastic piece (7) elastically stops against the space between the limiting ring (6) and the joint body (2) along the axial direction.

3. The cable joint assembly (100) of claim 2, wherein the cable adjusting rod (4) is provided with a positioning groove (41) on the outer peripheral wall, and the limiting ring (6) is provided with a positioning protrusion (61) on the inner peripheral wall for matching with the positioning groove (41).

4. A cable joint assembly (100) according to claim 3, wherein the inner peripheral wall of the joint body (2) is provided with a guide groove extending in the axial direction, and the outer peripheral wall of the stopper ring (6) is provided with a guide projection (62) slidably fitted with the guide groove.

5. A cable joint assembly (100) according to claim 3, wherein the stop collar (6) has a step (63), the resilient member (7) is a spring and resiliently abuts between the step (63) and the joint body (2).

6. A cable joint assembly (100) according to claim 3, wherein there are two stop rings (6) and two elastic members (7), two stop rings (6) and two elastic members (7) are in one-to-one correspondence, two stop rings (6) are axially spaced apart, two elastic members (7) are axially spaced apart, one of the two elastic members (7) abuts against the inner bottom wall of the joint body (2), and the other abuts against a stop shoulder (23) on the inner peripheral wall of the joint body (2).

7. A cable joint assembly (100) according to claim 1, wherein the cable adjuster rod (4) has a threaded section (42) thereon, and the locking portion (5) comprises:

the locking block (51), a thread groove (511) which is in thread fit with the thread section (42) is arranged on the locking block (51), and a locking groove (24) for the locking block (51) to insert is arranged on the joint body (2);

a stopper (52), the stopper (52) being movably mounted on the joint body (2) in a radial direction to selectively lock the lock block (51).

8. A cable joint assembly (100) according to claim 7, wherein the joint body (2) is provided with a limiting groove (27) and a clamping foot (25), the limiting block (52) is movably arranged at the inner side of the clamping foot (25) along the radial direction, the locking block (51) is provided with a limiting rod matched with the limiting groove (27), the limiting block (52) is provided with a stop lever, and the stop lever can selectively stop against the limiting rod.