CN2673680Y

CN2673680Y - Wheel rim radial bar assembling structure

Info

Publication number: CN2673680Y
Application number: CN 200320108677
Authority: CN
Inventors: 田镇平
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-05
Filing date: 2003-12-05
Publication date: 2005-01-26
Anticipated expiration: 2013-12-05

Abstract

The utility model provides an improved wheel rim radial bar assembling structure, and the simple operation can be attained on the assembly of the radial bar and the wheel rim by the innovation and improvement of the structure. The assembling structure makes mainly use of a single kit serving as the matched component of a radial bar terminal and the wheel rim, the upper end of the kit is provided with a stopping portion whose ruler diameter is greater than the wheel rim perforation, and the lower end of the kit is provided with a conical and hollow fastening portion whose upper section diameter is greater than the wheel rim perforation; the periphery of the fastening portion is provided with a plurality of cutting slots and is given the proper compressed margin, and the fastening portion can pass successfully the wheel rim perforation and can be sheathed into the inner part of the wheel rim; the radial bar terminal can be arranged from the bottom by making use of the slot hole of the fastening portion, and in the locking status of the radial bar terminal and the radial bar, because the radial bar terminal head is fastened at the outer end of the inner slot hole of the kit fastening portion, the compressed margin can be lost and can not be disengaged from the wheel rim perforation; the matched operation of the radial bar and the wheel rim can be finished by keeping the relationship of the kit and the wheel rim.

Description

Wheel rim width of cloth bar package assembly

Technical field

The utility model belongs to the package assembly field, and specifically, the utility model relates to a kind of improved wheel rim width of cloth bar package assembly.

Background technology

Known wheel rim is in the assembling structure design of width of cloth bar, as shown in Figure 1, mainly be that inner edge ring portion 11 with wheel rim 10 thickens processing, so as to establishing number and on wheel rim 10 inner edge ring portions 11, uniformly-spaced process most screws 12 according to the group of width of cloth bar 15, utilize these screws 12 to establish for cover bolt 13 locks of other system, these cover bolts 13 are established a perforation 14 in the center, make width of cloth bar 15 terminal 16 can by cover bolt 13 belows intert by bore a hole 14 be stretched on outside, according to this in the time will overlapping bolt 13 lock and tie, can finish the assembly operation of width of cloth bar 15 and wheel rim 10 in the lump in the default screw 12 of wheel rim 10.

Just, this kind wheel rim width of cloth bar assembling structure because of being the assembly of borrowing the default screw of wheel rim to reach width of cloth bar for cover bolt-lock knot mode, causes it to have following problem and disappearance:

(1) little because of its wheel rim thickness, desire to process thereon required screw, may count the problem of deficiency with facing its line, cause its cover bolt-lock to be tied when wheel rim, be difficult to obtain firm spiral shell knot effect and intensity, get loose because of long-term external force effect causes the cover bolt easily, have a strong impact on the assembly steadiness of its width of cloth bar and wheel rim.

(2) the lock knot steadiness of screw processing for convenience and increase cover bolt, the inner edge ring portion of wheel rim must be thickened processing, so as to increasing the line number of screw, thus, will definitely increase the material cost of wheel rim, and the screw thread line number that it can increase is limited, there is no great essence help for lock knot steadiness that promotes its cover bolt and intensity, is not inconsistent the industrial economy benefit in fact.

(3) must adopt special-purpose machines and tools to carry out because of screw thread processing, and its working accuracy must be obtained precision-fit with the cover bolt, just can keep the lock knot effect of cover bolt, not only difficulty of processing is higher and time-consuming, the specification applicability of its cover bolt will thereby be subjected to great limitation simultaneously, causes its manufacturing cost high.

The utility model content

The purpose of this utility model just is to overcome the above-mentioned shortcoming of known wheel rim and width of cloth bar assembling structure, thereby a kind of more easy width of cloth bar and wheel rim group mode are provided.

For achieving the above object, the utility model is on structure design, mainly be with the Assembed structural member of an external member of making in addition as width of cloth bar and wheel rim, it is characterized in that, this external member upper end is provided with the stop section of chi footpath greater than the wheel rim perforation, the external member lower end then is made as a hollow blocking part, then the necking part that is coincident with the wheel rim wall thickness between stop section and blocking part, and this blocking part upper end chi directly is slightly larger than the wheel rim perforation, and be provided with several profile groove and give compression nargin in the blocking part periphery, and the blocking part that can make external member is compressed in the perforation of being inserted in wheel rim, then can be in the slotted eye that blocking part is inner set for inserting width of cloth bar terminal, the head chi footpath of this width of cloth bar terminal generally conforms to slotted eye.

The utility model is borrowed the design of an external member, make its lock that must utilize width of cloth bar terminal and width of cloth bar knot, make width of cloth bar terminal head be arranged in the blocking part interior groove outer end of hole of external member, cause its compression nargin forfeiture and can't deviate from the wheel rim perforation, thereby can keep the relation of external member and wheel rim, finish the assembling operation of width of cloth bar and wheel rim according to this; In addition,, make in the assembly of width of cloth bar and wheel rim, only need utilize single external member can finish the assembling of width of cloth bar and wheel rim, thereby can simplify its number of components, and effectively reduce the assembly cost via the change of structure design of the present utility model and group mode.

Description of drawings

Fig. 1 is the package assembly scheme drawing of known wheel rim and width of cloth bar.

Fig. 2 is a spatial structure decomposing schematic representation of the present utility model.

Fig. 3 is a planar structure scheme drawing of the present utility model.

Fig. 4 is the structural relation scheme drawing of external member of the present utility model and wheel rim assembled state.

Fig. 5 is the not structural relation scheme drawing of assembled state of width of cloth bar of the present utility model and wheel rim.

Fig. 6 is the structural relation scheme drawing of width of cloth bar of the present utility model and wheel rim assembled state.

Wherein:

10, wheel rim 11, ring portion

12, screw 13, cover bolt

14, perforation 15, width of cloth bar

16, terminal 20, wheel rim

21, perforation 22, separate the space

30, width of cloth bar 31, width of cloth bar terminal

32, head 33, bar section

40, external member 41, stop section

42, drop-head portion 43, blocking part

44, profile groove 45, slotted eye

46, through hole 47, guiding incline

The specific embodiment

Structure composition of the present utility model and technological means are described further with specific embodiment below in conjunction with accompanying drawing:

See also the STRUCTURE DECOMPOSITION scheme drawing of Fig. 2, the structural relation scheme drawing of the structural representation of Fig. 3 and Fig. 4～6, as shown in the figure, the utility model is on structure design, mainly be as the Assembed structural member of width of cloth bar 30 with an external member 40 with wheel rim 20, these external member 40 upper ends are provided with the stop section 41 of chi footpath greater than wheel rim 20 perforation 21, external member 40 lower ends then are made as a tapered hollow blocking part 43 wide at the top and narrow at the bottom, the length of this blocking part 43 is with in about wheel rim 20, external toroidal ring separates 2/3 of space 22 and is advisable, in the

stop section

41 and 43 of blocking parts then for being coincident with the necking part 42 of wheel rim 20 wall thickness, and these blocking part 43 upper end chis directly are slightly larger than the perforation 21 of wheel rim 20, and be provided with several profile groove 44 and give suitable compression nargin in blocking part 43 peripheries, and the blocking part 41 that can make external member 40 must be compressed in the perforation 21 of wheel rim 20, and be able to the relation of appropriate positioning set 40 and wheel rim 20 because of the bigger designs in footpath of blocking part 43 upper end chis, then can be in blocking part 43 inner set slotted eyes 45 only for inserting width of cloth bar terminal 31, the head 32 chis footpath of this width of cloth bar terminal 31 generally conforms to slotted eye 45, then generally 41 central through holes 46 that connect blocking part 43 slotted eyes 45 conform to from the stop section with external member 40 in the bar section 33 chis footpath of width of cloth bar terminal 31, and ora terminalis more forms suitable guiding incline 47 in the through hole 46, and be under the inversion state in external member 40, width of cloth bar terminal 31 will be fallen automatically and make outside its bar section 33 is stretched on by external member 40 central shaft holes 46:

Composition design via said structure, in the assembly operation of width of cloth bar 30 and wheel rim 20, be to be about to width of cloth bar terminal 31 earlier to utilize mounting (not) blockaded (also can not do this measure of blockading) by external member, then suitably compress external member 40 blocking part 43 so that its be inserted in smoothly in the perforation 21 of wheel rim 20, this moment is because of the answer and the bigger design in footpath of upper end chi thereof of blocking part 43 compression nargin, be to obtain preliminary locating effect with external member 40 and wheel rim 20 perforation 21, make that external member 40 is unlikely deviates from easily, though and this places the width of cloth bar terminal 31 of external member 40 blocking parts 43 inner slotted eyes 45 may not fall within blocking part 43 hypomeres with width of cloth bar 30 lock knots as yet, but because of the length of its blocking part 43 almost reaches in the wheel rim 20, external toroidal ring separates 2/3 of space 22 degree of depth, even be that head 32 with width of cloth bar terminal 31 drops out outside external member 40 blocking parts 43, but its bar section 33 still part is in the blocking part 43, break away from external member 40 so width of cloth bar terminal 31 can't drop out, width of cloth bar terminal 31 is placed in the external member 40 and directly the embedding group in the default perforation 21 of wheel rim 20; And when desiring to carry out the assembling operation of width of cloth bar 30, only need appropriateness rotation wheel rim 20 so that external member 40 is inversion state, then place the i.e. landing downwards automatically of width of cloth bar terminal 31 of external member 40 blocking parts 43 inner slotted eyes 45, the bar section 33 of width of cloth bar terminal 31 is stretched on outside the central through hole 46 of external member 40, being beneficial to width of cloth bar 30 ties with the lock of width of cloth bar terminal 31, and one concern under the kenel at this, the head 32 of this width of cloth bar terminal 31 just be positioned in external member 40 blocking parts 43 inner slotted eyes 45 outer (on) section, because of head 32 chis of this width of cloth bar terminal 31 footpath generally conforms to blocking part 43 inner slotted eyes, so the blocking part 43 of this external member 40 will thereby be lost its active compression nargin, cause external member 44 by strong fix in the perforation 21 of wheel rim 20 and can't deviate from, cooperate external member 40 exterior stop sections 41 and can obtain the firm card junction relationship of external member 40 and wheel rim 20, finish the assembly operation of width of cloth bar 30 and wheel rim 20 according to this;

Again, in the above description, when desiring assembly width of cloth bar 30 with wheel rim 20, also can earlier width of cloth bar 30 be interted by external member 40 central shaft holes 46, and behind the other end and width of cloth bar terminal 31 lock knots, utilize the compression nargin of external member 40 blocking parts 43 it wedging ring to be stuck in the perforation 21 of wheel rim 20 again, at last width of cloth bar 30 is pulled outwardly together with width of cloth bar terminal 31, make the head 32 of width of cloth bar terminal 31 be positioned in external member 40 blocking parts 43 inner slotted eye 45 outer sections, can make external member 40 card knot section 43 forfeiture compression nargin and can't deviate from, locate with the relation of wheel rim 20 perforation 21 to keep external member 40, and then finish the assembly of width of cloth bar 30 and wheel rim 20, another kind of work pattern is provided;

By above-mentioned explanation, the utility model is in the assembly of width of cloth bar 30 and wheel rim 20 as can be known, be to borrow single external member 40 as Assembed structural member, not only can simplify its package assembly, and in the combination because of this external member 40 and wheel rim 20, be not to adopt the combination of screw lock mode, but utilize the card knot restriction external member 40 card knots 43 of width of cloth bar terminal 31 heads 32 can't deviate from wheel rim 20 perforation 21 once more, and then obtain external member 40 and tie the position with the card of wheel rim 20, not only more easy in operation, can effectively solve known wheel rim adopts screw to establish the assembly steadiness of being derived and the disappearance of undercapacity for the cover bolt-lock, and the simple perforation 21 of its wheel rim 20 is in processing, can adopt directly and dash, and the requirement of working accuracy is lower, is can significantly reduce its difficulty of processing and cost if other simple and easy processing modes are reached, also need not to thicken especially processing simultaneously at the inner ring position of its wheel rim 20, relatively but its material cost of economization for promoting its industrial utilization and economic benefit, truly has greatly and benefits.

In sum, the improvement design that the utility model is done at width of cloth bar and wheel rim package assembly, borrow the Assembed structural member of an external member of particular design as width of cloth bar and wheel rim, utilize the card of the deformable design fits width of cloth bar portion of terminal of this external member lower end Fastening connection piece to tie spacing, make the blocking part of external member fasten in wheel rim perforation inner edge to deviate from, finish the assembling operation of width of cloth bar and wheel rim according to this, not only on package assembly, can obtain to simplify, and it is more easy on assembling operation, generally speaking, have splendid industrial utilization and practicality really.

Claims

1, a kind of wheel rim width of cloth bar package assembly mainly is with the Assembed structural member of an external member of making in addition as width of cloth bar and wheel rim, it is characterized in that:

This external member upper end is provided with the stop section of chi footpath greater than the wheel rim perforation, the external member lower end then is made as a hollow blocking part, then the necking part that is coincident with the wheel rim wall thickness between stop section and blocking part, and this blocking part upper end chi directly is slightly larger than the wheel rim perforation, and be provided with several profile groove and give compression nargin in the blocking part periphery, and the blocking part that can make external member is compressed in the perforation of being inserted in wheel rim, then can be in the slotted eye that blocking part is inner set for inserting width of cloth bar terminal, the head chi footpath of this width of cloth bar terminal generally conforms to slotted eye.

2, wheel rim width of cloth bar package assembly as claimed in claim 1, the blocking part that it is characterized in that this external member lower end is a tapered style wide at the top and narrow at the bottom, and can conveniently its blocking part compression be snapped in the wheel rim trepanning.

3, as claim 1 a described wheel rim width of cloth bar package assembly, the length that it is characterized in that this external member lower end blocking part separates 2/3 of space with the inside and outside ring of wheel rim and is advisable.