The balancing weight linkage structure of shift controlling cable
Technical field
The utility model relates to gear shift pulling cable field, particularly a kind of balancing weight linkage structure of shift controlling cable.
Background technique
In the gear-change operation process of motor vehicle, gear shift pulling cable is absolutely necessary important spare part.Along with Consumer more and more pays close attention to for driving experience, often need manufacturing enterprise on gear shift pulling cable, increase some additional component, to improve vibration and the transmission effects of noise in gear shift pulling cable system.At present, for this demand, the most frequently used and use the most widely method be increase balancing weight on gear shift pulling cable.The balancing weight linkage structure of existing shift controlling cable, normally balancing weight is enclosed within cable sleeve, be connected with sleeve cap riveted by balancing weight, but could fix because balancing weight needs to carry out riveted, and balancing weight can only be riveted on sleeve cap, so not only makes the processing of balancing weight more complicated, cost is high, and being not easy to assembling, manufacturing efficiency is low, and versatility is also poor.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of balancing weight linkage structure of shift controlling cable is provided, it is by arranging spacing cutting ferrule, enable balancing weight be arranged on the arbitrary position of cable sleeve, have structure simple, be convenient to processing and assembling, cost is low, manufacturing efficiency is high and the advantage of highly versatile.
The purpose of this utility model is achieved in that a kind of balancing weight linkage structure of shift controlling cable, comprise cable sleeve and be enclosed within the cylindric balancing weight in cable sleeve, spacing cutting ferrule is provided with between described cylindric balancing weight and cable sleeve, the center of described spacing cutting ferrule is provided with the attachment hole passed for cable sleeve vertically, the sidewall of spacing cutting ferrule offers the opening be communicated with attachment hole, spacing cutting ferrule is slidably enclosed within cable sleeve, the taper cylindrical section that described spacing cutting ferrule comprises round platform and extends along round platform one end end face axial, the diameter of described round platform is greater than the internal diameter of cylindric balancing weight, the large end of described taper cylindrical section is connected with round platform one, the diameter of the large end of this taper cylindrical section is less than the diameter of round platform, and the diameter of the large end of taper cylindrical section is greater than the internal diameter of cylindric balancing weight, the diameter of taper cylindrical section small end is less than the internal diameter of cylindric balancing weight, one sector hole wall of the corresponding taper cylindrical section of described attachment hole is circumferentially interval with multiple long strip convex tendon, insert between cylindric balancing weight and cable sleeve by the taper cylindrical section of spacing cutting ferrule, cylindric balancing weight and cable sleeve are formed lock.
The diameter of described attachment hole equals the external diameter of cable sleeve.
The diameter of described round platform is less than the external diameter of cylindric balancing weight.
The diameter of described taper cylindrical section small end is greater than the external diameter of cable sleeve.
Each long strip convex tendon is circumferentially on the uniform sector hole wall being arranged on the corresponding taper cylindrical section of attachment hole.
Described spacing cutting ferrule is working of plastics.
Adopt technique scheme: owing to being provided with spacing cutting ferrule between cylindric balancing weight of the present utility model and cable sleeve, the center of described spacing cutting ferrule is provided with the attachment hole passed for cable sleeve vertically, the sidewall of spacing cutting ferrule offers the opening be communicated with attachment hole, spacing cutting ferrule is slidably enclosed within cable sleeve, the taper cylindrical section that described spacing cutting ferrule comprises round platform and extends along round platform one end end face axial, the diameter of described round platform is greater than the internal diameter of cylindric balancing weight, the large end of described taper cylindrical section is connected with round platform one, the diameter of the large end of this taper cylindrical section is less than the diameter of round platform, and the diameter of the large end of taper cylindrical section is greater than the internal diameter of cylindric balancing weight, the diameter of taper cylindrical section small end is less than the internal diameter of cylindric balancing weight, one sector hole wall of the corresponding taper cylindrical section of described attachment hole is circumferentially interval with multiple long strip convex tendon, insert between cylindric balancing weight and cable sleeve by the taper cylindrical section of spacing cutting ferrule, under the effect of pressure frock, the opening of spacing cutting ferrule tightens up reducing, the inwall of the attachment hole of spacing cutting ferrule and the outer surface of cable sleeve are close to, and the long strip convex tendon on attachment hole hole wall embeds in the coating of cable sleeve outer surface, deviate to prevent limiting card cover, simultaneously the large end outer wall of taper cylindrical section of spacing cutting ferrule and the inwall of cylindric balancing weight are close to, thus cylindric balancing weight and cable sleeve are formed lock, the balancing weight linkage structure of this shift controlling cable is made to have the following advantages like this: 1, simplify component structural, the processing of balancing weight is more easy, reduce cost, 2, whole assembly process is more light, easy, improves manufacturing efficiency, 3, the link position of balancing weight can be arranged on the arbitrary position of cable sleeve as required, and what simplify drag-line joins rope condition, 4, spacing cutting ferrule can standardization, improves versatility, further saves cost.
The balancing weight linkage structure of the utility model shift controlling cable, structure is simple, is convenient to processing and assembling, cost is low, improves manufacturing efficiency, and by arranging spacing cutting ferrule, enable balancing weight be arranged on the arbitrary position of cable sleeve, improve versatility, reduce further cost.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to schematic diagram;
Fig. 3 is the structural representation of spacing cutting ferrule of the present utility model;
Fig. 4 is that the B-B of Fig. 3 is to schematic diagram.
In accompanying drawing, 1 is cable sleeve, and 2 is cylindric balancing weight, and 3 is spacing cutting ferrule, and 4 is attachment hole, and 5 is opening, and 6 is round platform, and 7 is taper cylindrical section, and 8 is long strip convex tendon.
Embodiment
See Fig. 1 to Fig. 4, a kind of embodiment of the balancing weight linkage structure of shift controlling cable, the cylindric balancing weight 2 that this structure comprises cable sleeve 1 and is enclosed within cable sleeve 1, the outer surface of the cable sleeve 1 of the present embodiment is provided with coating, the internal diameter of cylindric balancing weight 2 is greater than the external diameter of cable sleeve 1, and cylindric balancing weight 2 can be moved along the axially any of cable sleeve 1.Be provided with spacing cutting ferrule 3 between described cylindric balancing weight 2 and cable sleeve 1, described spacing cutting ferrule 3 is working of plastics, is not only convenient to mould-forming and production in enormous quantities, and lightweight, and cost is low.The center of described spacing cutting ferrule 3 is provided with the attachment hole 4 passed for cable sleeve vertically, the diameter of described attachment hole 4 equals the external diameter of cable sleeve 1, be convenient to be enclosed within outside cable sleeve 1, the sidewall of spacing cutting ferrule 3 offers the opening 5 be communicated with attachment hole 4, by arranging opening 5, make spacing cutting ferrule 3 can form reducing after stressed, spacing cutting ferrule 3 is slidably enclosed within cable sleeve 1, be convenient to mobile spacing cutting ferrule 3, make it corresponding with the position of cylindric balancing weight 2.The taper cylindrical section 7 that described spacing cutting ferrule 3 comprises round platform 6 and extends along round platform 6 one end end face axial, the diameter of described round platform 6 is greater than the internal diameter of cylindric balancing weight 2, and the diameter of round platform 6 is less than the external diameter of cylindric balancing weight 2, for positioning spacing cutting ferrule 3.The large end of described taper cylindrical section 7 is connected with round platform 6 one, the diameter that this taper cylindrical section 7 is held greatly is less than the diameter of round platform 6, and the diameter that taper cylindrical section 7 is held greatly is greater than the internal diameter of cylindric balancing weight 2, the diameter of taper cylindrical section 7 small end is less than the internal diameter of cylindric balancing weight 2, the diameter of described taper cylindrical section 7 small end is greater than the external diameter of cable sleeve 1, make taper cylindrical section 7 can insert between cylindric balancing weight 2 and cable sleeve 1 through its small end, by the opening reducing of spacing cutting ferrule 3, thus the inwall of the attachment hole 4 of spacing cutting ferrule 3 and the outer surface of cable sleeve 1 are close to, the large end outer wall of taper cylindrical section 7 and the inwall of cylindric balancing weight 2 are close to simultaneously.One sector hole wall of described attachment hole 4 corresponding taper cylindrical section 7 is circumferentially interval with multiple long strip convex tendon 8, each long strip convex tendon 8 is circumferentially on the uniform sector hole wall being arranged on the corresponding taper cylindrical section 7 of attachment hole 4, make taper cylindrical section 7 when being pressed between cylindric balancing weight 2 and cable sleeve 1, each long strip convex tendon 8 can embed in the coating of cable sleeve 1 outer surface, overlap 3 to prevent limiting card to deviate from, ensure the fixing connected.Insert between cylindric balancing weight 2 and cable sleeve 1 by the taper cylindrical section 7 of spacing cutting ferrule 3, cylindric balancing weight 2 is formed with cable sleeve 1 lock, the spacing cutting ferrule 3 of the present embodiment is two, two spacing cutting ferrules 3 lay respectively at the two ends of cylindric balancing weight 2, thus cylindric balancing weight 2 can be fixed in cable sleeve 1 firmly by two spacing cutting ferrules 3, complete assembling.
The utility model uses like this:
During installation, insert between cylindric balancing weight and cable sleeve from the two ends of cylindric balancing weight respectively by the small end of the taper cylindrical section by two spacing cutting ferrules, under the effect of pressure frock, the opening of each spacing cutting ferrule tightens up reducing, the inwall of attachment hole of each spacing cutting ferrule and the outer surface of cable sleeve are close to, and the long strip convex tendon on attachment hole hole wall embeds in the coating of cable sleeve outer surface, deviate to prevent limiting card cover, simultaneously the large end outer wall of taper cylindrical section of each spacing cutting ferrule and the inwall of cylindric balancing weight are close to, thus cylindric balancing weight and cable sleeve are formed lock.
Above embodiment is preferred embodiment described the utility model; not scope of the present utility model is limited; under not departing from the utility model and relating to the prerequisite of spirit, the various distortion that those of ordinary skill in the art makes the technical solution of the utility model and improving all falls in the protection domain that claim of the present utility model determines.