CN2443641Y

CN2443641Y - Caster of travelling case with convertible caster unit

Info

Publication number: CN2443641Y
Application number: CN 00243596
Authority: CN
Inventors: 郭忠贤
Original assignee: QIAOGONG SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: QIAOGONG SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2000-07-18
Filing date: 2000-07-18
Publication date: 2001-08-22
Anticipated expiration: 2010-07-18

Abstract

The utility model relates to a caster of a travelling case with a convertible caster unit. The utility model comprises a castor frame, a castor unit which is inserted in the castor frame and locking screws which are used for locking together the castor frame and the castor unit, wherein, the front end part of the castor unit is provided with a buckling male part which is mutually buckled and stopped with a buckling female part on the castor frame, and the rear end part is locked together with the rear end part of the castor frame by the locking screws. When the castor unit is updated, one locking screw is only disassembled so that the castor of the travelling case of the utility model has the advantages of simple structure, fast assembly and fast disassembly.

Description

The luggage case horn ring of replaceable corner wheel unit

The utility model relates to a kind of improvement of luggage case horn ring structure, refers to a kind of luggage case horn ring of replaceable corner wheel unit especially.

As is generally known the horn ring of luggage case, it is one of the most frequent assembly that turns round in the whole luggage case, especially the luggage case horn ring weight of bearing whole luggage case is dragged the work walking, therefore, its fault rate height, real unavoidable thing, when the luggage case horn ring upgrades, very loaded down with trivial details, because of the luggage case horn ring all reaches the interior some screws of pedestal mat respectively by being locked inside and outside the luggage case body by a horn ring outer frame, wherein a pair of screw is toward outside locking by trunk internal, another is then outside toward inner locking by luggage case to screw, can not re-use or break down for some reason when needing to change new product when the horn ring of luggage case weares and teares because of use, must pull down above-mentioned two pairs of screws respectively by the luggage case inside and outside, need earlier the decoration material of trunk internal to be taken or destroyed apart the beginning gram when dismantling inner locking screw again and be merit, change and to recover the preceding paragraph operation again after appropriate, so it changes the inconvenience of luggage case horn ring, can not say and instruct.

For this reason, the applicant once successively applied for No. 087221710 " dismountable luggage case horn ring structure " and No. 088205336 two novel patent cases such as " the luggage case horn ring structures of changeable type " in 1987 in the period of to 1988, just for improving the above-mentioned shortcoming of commonly using the luggage case horn ring, and it is on record successively to check and approve patent by Patent Office, the applicant is very inspired, improved again with working with perseverance, thereby created the luggage case horn ring of replaceable corner wheel unit of the present utility model.

Therefore, the purpose of this utility model is to provide a kind of luggage case horn ring of replaceable corner wheel unit, its horn ring wheel body is when changing, need not take the trunk internal structure apart, only need to finish, so the replacing operation rapid and convenient of horn ring wheel body unit of the present utility model from screw of horn ring pedestal bottom Panasonic of luggage case.

Another purpose of the present utility model is to provide the luggage case horn ring of a replaceable corner wheel unit, has a buffering elasticity helmet between its horn ring wheel shaft and horn ring housing, so that the noise during the horn ring walking minimizes.

Another purpose of the present utility model is to provide a kind of luggage case horn ring of replaceable corner wheel unit, the axle of its corner wheel unit has a buffering elasticity helmet structure, so that the walking of luggage case horn ring can make user's arm obtain preferable cushioning effect on rugged road surface.

The utility model is to reach above-mentioned purpose and its technological means of being taked of effect comprises: a horn ring framework, one can be embedded in a corner wheel unit and the locking screw that the horn ring framework can be locked together in corner wheel unit in this horn ring framework, wherein the leading section of corner wheel unit is that padlock mother portion on mat padlock public affairs portion and the horn ring framework buckles mutually and ends, the rearward end of corner wheel unit then locks together with the rearward end of this locking screw and this horn ring framework, when upgrading corner wheel unit, spiral shell is rare gets final product in need only a dismounting above-mentioned locking, so Lee's case horn ring simple structure of the present utility model, it is all very convenient to install and dismantle.

The utility model above-mentioned purpose, effect and characteristics will further specify by means of the specific embodiment of following accompanying drawing and be distinct increasingly.

Description of drawings:

Fig. 1 is the three-dimensional exploded view of the utility model one preferred embodiment;

Fig. 2 A and Fig. 2 B are facing of the utility model one preferred embodiment and side-looking plane exploded view;

Fig. 3 is the corner wheel unit plane exploded view of the utility model Fig. 1;

Fig. 4 is the combination stereogram of Fig. 1;

Fig. 5 is the combination front view of the utility model Fig. 1, is wherein partly cutd open and shows;

Fig. 6 is the side view of Fig. 5.

The major part conventional letter:

The cave is taken turns by 10 horn ring frameworks, 11 panels, 12 locknut portions 13

14 take turns cave shell 141 button holes 142 through hole 143-143 enlarges recess

144 padlock portions, 15 seat boards, 20 corner wheel units, 21 housings

The cave is taken turns by 213 padlock public affairs portions 214 of 211 reference columns, 212 padlock portions

215 padlock holes, 216 axis holes, 22 wheel shafts, 23 wheel shaft helmets

23-23 elasticity helmet 25 wheel bodys 30 locking screws

As shown in Figure 1 to Figure 3, the luggage case horn ring of a kind of replaceable corner wheel unit of the present utility model, mainly comprise: a horn ring framework 10 and can be embedded in the corner wheel unit 20 and a locking screw 30 of horn ring framework 10 and form, wherein this horn ring framework 10 comprises: a upright panel 11, the seat board 15 of one level, and be located at the wheel cave 13 of seat board 15 and upright 11 intersections of panel and take turns cave shell 14, one is located at the padlock mother portion 12 of panel 11 inboards, a pair of through hole 142 (seeing also Fig. 2) that should padlock mother portion 12 lower ends, and one be located at the padlock hole 215 etc. that the expansion shallow recess 143-143 and on the two sides in the wheel cave 13 is located at wheel cave shell 14 rearward end, corner wheel unit 20 then comprises: the housing 21 of a corner wheel unit, wheel shaft 22, wheel shaft helmet 23, and wheel body 25 etc., wherein, the profile of this housing 21 should be complementary with the interior shape in the wheel cave 13 of horn ring framework 10 mutually, and establish a padlock portion 144 in the rear end of this housing 21, the wheel cave 214 of corner wheel unit is in order to hold wheel body 25, nationality wheel shaft 22 is hubbed in the axis hole 216 of corner wheel unit housing, between axis hole 216 and the wheel shaft 22 again the elasticity helmet 23-23 of mat tool elastic buffer effect give elastic insert, the utility model for make corner wheel unit 20 and horn ring framework 10 and be easy to install and disassembling, assembling and replacing corner wheel unit 20 for the purpose of, in the panel 11 of horn ring framework, be provided with the padlock mother portion 12 except that above-mentioned, the spy will form a padlock portion 212 on the end of the housing 21 of corner wheel unit 20, and establish a padlock public affairs portion 213 on the top of padlock portion 212 and establish a reference column 211 again in the rear end of the padlock portion 212 of housing 21, so that when corner wheel unit 20 integral body are embedded in the wheel cave 13 of horn ring framework 10, both can stretch into the padlock portion 212 of this corner wheel unit 20 and reference column 211 respectively and through hole 142 and button hole 141 by shell 14 tops, horn ring gimbaled wheel cave simultaneously, wherein, the padlock public affairs portion 213 on the top of this padlock portion 212 is in the padlock mother portion 12 of padlock on horn ring framework 10 panels 11, because as mentioned above, the interior shape in the wheel cave 13 of horn ring framework 10 and the outer shape of corner wheel unit 20 are interassisting, so both are after chimeric, the padlock public affairs,

mother portion

213 and 12 and

reference column

211 and 20 button holes 141 padlock in conjunction with under several Construction integrations that become to connect airtight, so need only lock screw 30 with the padlock hole 215 on padlock portion 144 opposite positions at the padlock portion 144 and corner wheel unit 20 ends of the wheel cave of horn ring framework 10 shell end, as Fig. 5 and shown in Figure 6, horn ring list 20 and horn ring framework 10 can be combined as a whole and not get loose.Alleged around here padlock public affairs portion 213 can be a kind of clasp structure, and padlock mother portion 12 then can be a kind of shrinkage pool or recess.By last explanation as can be known, the luggage case horn ring simple structure of replaceable corner wheel unit of the present utility model is installed easily, and is more convenient during the disassembling, assembling and replacing horn ring, can be rated as a novel patent that has much practicality on the industry.

The utility model is for making horn ring walking when the rugged road surface, than the generation of effect of tool elastic buffer and minimizing noise and the growth in service life that makes horn ring, between the axis hole 216 of the wheel shaft 22 of corner wheel unit 20 and housing 21,23-23 gives liner with the elasticity helmet, this elasticity helmet 23-23 is after corner wheel unit 20 is embedded in horn ring framework 10, the suitable both sides that can be contained in 13 inside, horn ring gimbaled wheel cave, the both sides of the elasticity helmet 23-23 that it is outstanding enlarge in the recess 143-143, make horn ring meet the road surface when rugged and rough in when walking, can be from the row buffering adjustment, axis hole 215 to horn ring wheel body and framework all can be obtained preferable gravity cushioning effect, so can make luggage case because of jolting or clash into the destruction of suffered stress impact, and the noise that is produced can minimize.

In sum, the luggage case horn ring of replaceable corner wheel unit described in the utility model, its spatial shape innovation simple structure is installed easily, and the dismounting wheel body is convenient practical again, can be rated as the creation of practicality on the tool industry.

Claims

1. the luggage case horn ring of a replaceable corner wheel unit, it is characterized in that: it comprises a horn ring framework, one can be embedded in a corner wheel unit and the locking screw in this horn ring framework, this horn ring framework comprises a upright panel, the base plate of one level, one takes turns the cave, and one is located at the padlock mother portion on this panel, and one establishes the padlock hole of being located at wheel cave shell rearward end on the wheel cave with the corresponding through hole of this padlock mother portion and; This corner wheel unit then comprises: a corner wheel unit housing, one wheel shaft and wheel body, wherein, the profile of this housing is complementary with the interior shape in the wheel cave of this horn ring framework mutually, and establish a padlock portion in the rearward end of housing, and on the leading section of corner wheel unit housing, establish a padlock portion with padlock public affairs portion, when embedding the wheel cave of horn ring framework with this corner wheel unit integral body, the padlock portion of corner wheel unit leading section can the padlock public affairs portion on its top of mat buckles in the padlock mother portion that terminates on the horn ring framework panel via the through hole on the horn ring gimbaled wheel cave, padlock portion on the rearward end of the corner wheel unit then padlock hole of the wheel cave shell rearward end of the above-mentioned locking screw of mat and horn ring framework locks together, thereby corner wheel unit and horn ring framework are combined as a whole, and when upgrading corner wheel unit, as long as this locking screw of Panasonic.

2. the luggage case horn ring of replaceable corner wheel unit according to claim 1, it is characterized in that: also have a locating hole near the corresponding through hole of padlock mother portion on the wheel cave of this horn ring framework, the position of this locating hole is corresponding with the position of the reference column of corner wheel unit case top.

3. the luggage case horn ring of replaceable corner wheel unit according to claim 1, it is characterized in that: the inwall both sides, wheel cave of this horn ring framework further comprise: one enlarges shallow recess, and the helmet of a cushion pad is set respectively between the two ends of the housing axis hole of corner wheel unit and wheel shaft, when the two ends of this helmet embed the wheel cave of horn ring framework in corner wheel unit, the suitable shallow recess that can be limited to this horn ring gimbaled wheel cave inwall.

4. the luggage case horn ring of replaceable corner wheel unit according to claim 1, it is characterized in that: this padlock mother portion is a shrinkage pool or recess, this padlock male and female then is a clasp.

5. the luggage case horn ring of a replaceable corner wheel unit, it is characterized in that: it comprises a horn ring framework, one can be embedded in the corner wheel unit in this horn ring framework, and a locking screw that this horn ring framework can be locked together in this corner wheel unit; Wherein the leading section of corner wheel unit is that padlock mother portion on its padlock public affairs portion of mat and the horn ring framework buckles mutually and ends, and the rearward end of corner wheel unit then locks together with the rearward end of this locking screw and this horn ring framework.