CN206171037U - Mechanism is changed to plain type truckle that draw -bar box was used - Google Patents
Mechanism is changed to plain type truckle that draw -bar box was used Download PDFInfo
- Publication number
- CN206171037U CN206171037U CN201621102178.8U CN201621102178U CN206171037U CN 206171037 U CN206171037 U CN 206171037U CN 201621102178 U CN201621102178 U CN 201621102178U CN 206171037 U CN206171037 U CN 206171037U
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- China
- Prior art keywords
- castor
- case shell
- draw
- indent
- bar box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a mechanism is changed to plain type truckle that draw -bar box was used, including truckle part and clamp plate, the case bottom portion of draw -bar box is equipped with the incision, and at incision some supporting and fixing structure of shaping of department, the truckle part has interior concave embedding income portion, and interior concave embedding income portion is the back in embedding case shell is located to the incision, is located the clamp plate of cover on the surface of case shell, and clamp plate, case shell and truckle part pass through screw fixed connection in proper order. The screw is loosened earlier to its method, takes off the clamp plate in case shell inboard, then takes out the truckle part from the incision whole of case shell, put into incision department with new truckle part correspondence, behind the inboard cover clamp plate of case shell, rethread screw locking is fixed. This mechanism is changed to plain type truckle that draw -bar box was used can realize the quick replacement of truckle on the draw -bar box when guaranteeing that the truckle uses intensity to can control the processing cost of low draw -bar box betterly.
Description
Technical field
This utility model is related to case field, and the plain type castor of more particularly to a kind of draw-bar box changes mechanism.
Background technology
The castor of draw-bar box plays vital effect during the use of draw-bar box, and the function of castor once occurs
Abnormal, Consumer's Experience occurs straight glide, it is ensured that the stability of castor modular construction and maintenance drive convenience just
Seem most important.In existing draw-bar box, the installation of castor is generally divided into following two forms：
The first mounting means：As shown in Figures 1 to 3, the breach 1-1 of an incision is reserved on case shell 1, by castor part
2 are placed into gap position from case shell outside, as shown in Fig. 2 again castor is fixed on case shell with rivet 3.In the mounting means,
The case casing forming mode of future insufficiency is unrestricted, while the weight of case shell can be mitigated to a certain extent.But in practical application
In, the defect that the frame mode is present is more：(1) maintenance efficiency is at a fairly low, using rivet rigid castors part, when needing to foot
When wheel component is repaired or replaced, need the riveted structure for destroying rivet just can be changed, change less efficient, and while
It is easily damaged case shell and castor part；(2) draw-bar box structure stability is poor, much comes because the breach for cutting off causes castor to lack
From the support force of case shell, when the draw-bar box larger or castor part of heavy burden is impacted, case shell is susceptible to deformation, castor part
Also easily it is damaged；(3) outward appearance of product is not clean and tidy enough, and using rivet rigid castors part, rivet exposes, and affects pull bar
The overall aesthetic of case.
Second assembling mode：As also shown in e.g. figs. 4-7, one inside recessed position 1-2 of straight forming on case shell 1, will
Castor part 2 is placed into recessed position from case shell outside, and castor is fixed on case shell with screw 4 and plastic pad 5.The installation side
In formula, using screw rigid castors part, installation process more simple and fast；Using screw rigid castors part, maintenance and replacing
Compare rivet also more to facilitate.But in actual applications, due to case shell structure with a depression, during the case shell of making metal material only
The structure can be realized by drawing and forming technique, and the case shell of plastic cement material can only realize the knot by plastics sucking moulding technique
Structure, due to the restriction of the mould process of drawing and plastic uptake itself, the case shell profile that the technique makes is single, it is impossible to meet consumer
The aesthetic conceptions of continuous improvement；Simultaneously mounting means requires that castor part is higher with the structure matching degree of case shell recessed position, its work
Skill required precision is high, and processing cost is difficult to be effectively controlled.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of plain type castor of draw-bar box is more
Converting mechanism, the mechanism is capable of achieving the quick-replaceable of castor on draw-bar box while castor use intensity is guaranteed, and can be preferably
Control the processing cost of low draw-bar box.
The technical solution of the utility model is：A kind of plain type castor of draw-bar box changes mechanism, including castor part
And pressing plate, the case shell bottom of draw-bar box is provided with otch, and incision carries support fixed structure, and castor part is embedded with indent
Portion, indent embedded division covers pressing plate, pressing plate, case shell and castor after incision is embedded in case shell on the surface in case shell
Part is fixedly connected sequentially by screw.
The support fixed structure is wavy lamellar body of the otch edge to case shell inner side depression, or for cutting shoulder edge
Place to open center direction extends tabular lamellar body.
The castor part includes castor and the castor installation portion being connected, and castor is located at outside case shell；
Castor installation portion is integral type structure, including outer side edges, along fixed plate and indent embedded division, outer side edges are along fixed plate
Around indent embedded division, outer side edges are located at case shell outside along fixed plate, in the embedded case shell of indent embedded division；
Pressing plate is integral type structure, including inner side edge, along fixed plate and indent covering portion, inner side edge is located at interior along fixed plate
Around recessed covering portion, inner side edge is located at case shell inner side along fixed plate, and indent covering portion correspondence is coated on indent embedded division.
Wherein, the fixed form between castor part and pressing plate mainly has following two：
(1) outer side edges are provided with the first mounting post along fixed plate, and the cutting shoulder edge on case shell is provided with the first installing hole,
Inner side edge is provided with the second mounting post along fixed plate, and the first mounting post is through the first installing hole and is embedded in the second mounting post, the
Fixed by screw lock between one mounting post and the second mounting post.
In order to further improve the stability of installation position, the second installing hole is additionally provided with the top of the indent embedded division,
The 3rd installing hole is correspondingly provided with the top of indent covering portion, it is solid also by screw lock between the second installing hole and the 3rd installing hole
It is fixed.
On the case shell, the support fixed structure of otch edge is wavy lamellar body, and the position of the wavy lamellar body is
Case shell front and side part are located on incision site, after castor part is fixedly mounted with pressing plate, wavy lamellar body is located at indent
Between embedded division and indent covering portion.During due to actual installation, wavy lamellar body is filled with indent embedded division and indent covering portion
Between the gap that can exist, by arranging wavy lamellar body, can make castor installation portion, case shell, pressing plate after screw is installed closely
Be fixed together, while further supporting role also can be played to castor part.
The pressing plate is generally macromolecule or metal material moulding is formed.
(2) the indent embedded division is provided with multiple 3rd mounting posts, and multiple 4th peaces are correspondingly provided with indent covering portion
Dress post, is fixedly connected in embedded 4th mounting post of the 3rd mounting post and by screw.
In order to further improve the stability of installation position, the 4th installing hole is additionally provided with the top of the indent embedded division,
The 5th installing hole is correspondingly provided with the top of indent covering portion, it is solid also by screw lock between the 4th installing hole and the 5th installing hole
It is fixed.
On the case shell, the support fixed structure of otch edge is tabular lamellar body, i.e. cutting shoulder edge is to center position
Be extended with multiple tabular lamellar bodies, after castor part and pressing plate fixed installation, each tabular lamellar body be located at indent embedded division with it is interior
Between recessed covering portion.Because tabular lamellar body is filled with the gap that can exist between indent embedded division and indent covering portion, pass through
Multiple tabular lamellar bodies are set, castor installation portion, case shell, pressing plate can be made closely to be fixed together after screw is installed, while
Also further supporting role can be played to castor part.
In each tabular lamellar body, through hole is additionally provided with the tabular lamellar body of indent embedded division tip position, is led to
Hole site is corresponding with the 4th installing hole and the 5th installing hole, i.e. the 5th installing hole, between through hole and the 4th installing hole pass through spiral shell
Nail is fixedly connected sequentially.
The pressing plate is one-time formed macromolecule material pressing plate or metal material pressing plate.
The plain type castor replacing options of the draw-bar box realized by said mechanism, specially：Screw is first unclamped, in case
Pressing plate is removed in shell inner side, then integrally takes out castor part from the incision of case shell；New castor part is correspondingly placed into and is cut
At mouthful, after covering pressing plate on the inside of case shell, then fixed by screw lock.
When the plain type castor replacing mechanism of above-mentioned draw-bar box and method are used, its principle is：Make in draw-bar box
During, the case shell of draw-bar box can be using high-strength metal material or macromolecular material, using conventional punching press, punching, bending
Process Deng multiple working procedure, an otch is reserved in the castor installation site of case shell bottom, and in incision molding one
A little support fixed structures (wavy lamellar body or tabular lamellar body as described above), are then placed into otch position by castor from case shell outside
Put, be further added by pressing plate, and pressing plate, case shell and castor part three are locked by screw.Wherein, wavy lamellar body or flat
On the one hand tabular lamellar body is used for rigid castors part, and on the other hand the stability of case shell is played a supporting role, and can effectively prevent
Case shell and castor part distortion.
This utility model has the advantages that relative to prior art：
1st, production efficiency is high, and facility is changed in maintenance.Using screw rigid castors part, installation process more simple and fast is raw
Efficiency high is produced, while maintenance and replacing are also more facilitated；In addition, case casing forming can adopt the techniques such as conventional pressing and bending quick
Molding, its weight is light, intensity is high, while production cost is relatively low.
2nd, castor modular construction stability is high.By setting up wavy lamellar body or flat in the junction of castor part and case shell
Tabular lamellar body, on the one hand for rigid castors part, on the other hand plays a supporting role to the stability of case shell, can effectively prevent
Case shell and castor part distortion, it is ensured that the stability in the large and service life of draw-bar box.
3rd, draw-bar box profile is more neat and artistic.After using screw rigid castors part, effectively prevent what rivet exposed
Problem, outward appearance is more neat and artistic；Simultaneously as the setting of pressing plate and particular support fixed structure, case shell can carry otch, make
Obtain its moulding process unrestricted, therefore the face shaping of casing can become more to enrich by the selection of moulding process.
Description of the drawings
Fig. 1 is in existing draw-bar box, using the structural representation of the castor mechanism of the first mounting means.
Fig. 2 is the A partial enlarged drawings of Fig. 1.
Fig. 3 is the exploded view of each part in Fig. 1.
Fig. 4 is in existing draw-bar box, using the structural representation of the castor mechanism of second mounting means.
Fig. 5 is the dimensional structure diagram of Fig. 4.
Fig. 6 is the B partial enlarged drawings of Fig. 4.
Fig. 7 is the exploded view of each part in Fig. 4.
Fig. 8 is the structural representation that this plain type castor changes mechanism embodiment 1.
Fig. 9 is that pressing plate top and the structural representation after upper tank shell are removed in Fig. 8.
Figure 10 is the section view in Fig. 8 after C partial enlargements.
Figure 11 is the exploded view of each part in Fig. 8.
Figure 12 is the structural representation that this plain type castor changes mechanism embodiment 2.
Figure 13 is the D partial enlarged drawings of Figure 12.
Figure 14 is the exploded view of each part in Figure 13.
Figure 15 is that this plain type castor changes overall structure diagram of the mechanism using back stay case.
Specific embodiment
With reference to embodiment, the utility model is described in further detail, but embodiment of the present utility model
Not limited to this.
Embodiment 1
A kind of plain type castor of draw-bar box of the present embodiment changes mechanism, as shown in Fig. 8~11, including castor part 2
With pressing plate 6, the case shell bottom of draw-bar box is provided with otch, and incision carries support fixed structure, and castor part is embedding with indent
Enter portion, indent embedded division covers pressing plate, pressing plate, case shell and foot after incision is embedded in case shell on the surface in case shell
Wheel component is fixedly connected sequentially by screw 4.Wherein, according to actual needs, pressing plate can select macromolecule or metal material moulding
Form.
As shown in figure 11, support fixed structure is wavy lamellar body 20 of the otch edge to case shell inner side depression.
As shown in figure 9, castor part includes castor 7 and the castor installation portion 8 being connected, castor is located at outside case shell；
As shown in figure 11, castor installation portion is integral type structure, including outer side edges are along fixed plate 8-1 and indent embedded division 8-
2, outer side edges are located at around indent embedded division along fixed plate, and outer side edges are located at case shell outside along fixed plate, and indent embedded division is embedding
In cartonning shell；
As shown in figure 11, pressing plate is integral type structure, including inner side edge is along fixed plate 6-1 and indent covering portion 6-2, inner side
Edge fixed plate is located at around indent covering portion, and inner side edge is located at case shell inner side along fixed plate, and indent covering portion correspondence is coated
On indent embedded division.
Outer side edges are provided with the first mounting post 9 along fixed plate, and the cutting shoulder edge on case shell is provided with the first installing hole 10, inner side
Edge fixed plate is provided with the second mounting post 11, and the first mounting post is through the first installing hole and is embedded in the second mounting post, first
Fixed by screw lock between mounting post and the second mounting post.
In order to further improve the stability of installation position, the second installing hole 12 is additionally provided with the top of indent embedded division, it is interior
The 3rd installing hole 13 is correspondingly provided with the top of recessed covering portion, it is solid also by screw lock between the second installing hole and the 3rd installing hole
It is fixed.
The plain type castor replacing options of the draw-bar box realized by said mechanism, specially：Screw is first unclamped, in case
Pressing plate is removed in shell inner side, then integrally takes out castor part from the incision of case shell；New castor part is correspondingly placed into and is cut
At mouthful, after covering pressing plate on the inside of case shell, then fixed by screw lock.
When the plain type castor replacing mechanism of above-mentioned draw-bar box and method are used, its principle is：Make in draw-bar box
During, the case shell of draw-bar box can use the metal material or macromolecule of high intensity, and using conventional punching press, punching, bending
Process Deng multiple working procedure, an otch is reserved in the castor installation site of case shell bottom, be located on incision site
Case shell front and side are respectively arranged the wavy sheet material that a vertical box shell outerplanar caves inward, and castor part is consolidated with pressing plate
After Dingan County's dress, two wavy lamellar bodies are located between indent embedded division and indent covering portion.Then by castor from case shell outside
Incision site is placed into, pressing plate is further added by, and by screw pressing plate, case shell and castor part three is locked and (is installed
Draw-bar box overall structure into after is as shown in figure 15).Wherein, on the one hand wavy lamellar body is used for rigid castors part, the opposing party
Stability in the face of case shell is played a supporting role, and can effectively prevent case shell and castor part distortion.
Embodiment 2
A kind of plain type castor of draw-bar box of the present embodiment changes mechanism, compared with Example 1 compared with its difference exists
In：As shown in Figure 12~14, in castor part and pressing plate, indent embedded division is provided with multiple 3rd mounting posts 14, indent bag
Cover and be correspondingly provided with portion multiple 4th mounting posts 15, be fixedly connected in embedded 4th mounting post of the 3rd mounting post and by screw.
In order to further improve the stability of installation position, the 4th installing hole 16 is additionally provided with the top of indent embedded division, it is interior
The 5th installing hole 17 is correspondingly provided with the top of recessed covering portion, it is solid also by screw lock between the 4th installing hole and the 5th installing hole
It is fixed.
On case shell, cutting shoulder along multiple flat lamellar bodies 18 are extended with to center position, with pressing plate fix by castor part
After installation, each tabular lamellar body is located between indent embedded division and indent covering portion.Because flat lamellar body is filled with indent
The gap that can exist between embedded division and indent covering portion, by arranging multiple tabular lamellar bodies, installs can installation rear truckle
Portion is closely fixed together with case shell, while further supporting role also can be played to castor part.
In each tabular lamellar body, on the tabular lamellar body of indent embedded division tip position through hole 19, through hole are additionally provided with
Position is corresponding with the 4th installing hole and the 5th installing hole, i.e. the 5th installing hole, between through hole and the 4th installing hole pass through screw
It is fixedly connected sequentially.
When the plain type castor replacing mechanism of above-mentioned draw-bar box uses, its principle is：During draw-bar box makes,
The case shell of draw-bar box can use the metal material or macromolecular material of high intensity, using multiple tracks such as conventional punching press, punching, bendings
Working procedure processing, an otch is reserved in the castor installation site of case shell bottom, and in some supports of incision molding
Fixed structure (such as above-mentioned tabular lamellar body), is then placed into incision site by castor from case shell outside, is further added by pressing plate, and leads to
Cross screw pressing plate, case shell and castor part three are locked.Wherein, on the one hand tabular lamellar body is used for rigid castors portion
Part, on the other hand plays a supporting role to the stability of case shell, can effectively prevent case shell and castor part distortion.
As described above, just can preferably realize this utility model, above-described embodiment is only preferable enforcement of the present utility model
Example, not for limiting practical range of the present utility model；I.e. all impartial changes made according to this utility model content and modification,
All covered by this utility model claim scope required for protection.
Claims (9)
1. the plain type castor of draw-bar box changes mechanism, it is characterised in that including castor part and pressing plate, the case shell of draw-bar box
Bottom is provided with otch, and incision carries support fixed structure, and castor part carries indent embedded division, and indent embedded division is in otch
After in the embedded case shell in place, pressing plate is covered on the surface in case shell, pressing plate, case shell and castor part are fixed successively by screw
Connection.
2. according to claim 1 the plain type castor of draw-bar box changes mechanism, it is characterised in that the support fixed knot
Structure is wavy lamellar body of the otch edge to case shell inner side depression, or extends flat to open center direction for otch edge
Tabular lamellar body.
3. according to claim 2 the plain type castor of draw-bar box changes mechanism, it is characterised in that the castor part bag
The castor and castor installation portion being connected is included, castor is located at outside case shell；
Castor installation portion is integral type structure, including outer side edges, along fixed plate and indent embedded division, outer side edges are located at along fixed plate
Around indent embedded division, outer side edges are located at case shell outside along fixed plate, in the embedded case shell of indent embedded division；
Pressing plate is integral type structure, including inner side edge, along fixed plate and indent covering portion, inner side edge is located at indent bag along fixed plate
Cover around portion, inner side edge is located at case shell inner side along fixed plate, indent covering portion correspondence is coated on indent embedded division.
4. according to claim 3 the plain type castor of draw-bar box changes mechanism, it is characterised in that the outer side edges are along solid
Fixed board is provided with the first mounting post, and along the first installing hole is provided with, inner side edge is provided with second to the cutting shoulder on case shell along fixed plate
Mounting post, the first mounting post is through the first installing hole and is embedded in the second mounting post, between the first mounting post and the second mounting post
Fixed by screw lock.
5. according to claim 4 the plain type castor of draw-bar box changes mechanism, it is characterised in that the indent embedded division
Top be additionally provided with the second installing hole, be correspondingly provided with the 3rd installing hole at the top of indent covering portion, the second installing hole and the 3rd peace
Dress is fixed between hole also by screw lock.
6. according to claim 3 the plain type castor of draw-bar box changes mechanism, it is characterised in that the indent embedded division
Multiple 3rd mounting posts are provided with, multiple 4th mounting posts, embedded 4th peace of the 3rd mounting post are correspondingly provided with indent covering portion
It is fixedly connected in dress post and by screw.
7. according to claim 6 the plain type castor of draw-bar box changes mechanism, it is characterised in that the indent embedded division
Top be additionally provided with the 4th installing hole, be correspondingly provided with the 5th installing hole at the top of indent covering portion, the 4th installing hole and the 5th peace
Dress is fixed between hole also by screw lock.
8. according to claim 7 the plain type castor of draw-bar box changes mechanism, it is characterised in that the tabular lamellar body
In, through hole, lead to the hole site and the 4th installing hole and the 5th are additionally provided with the tabular lamellar body of indent embedded division tip position
Installing hole is corresponding.
9. according to claim 1 the plain type castor of draw-bar box changes mechanism, it is characterised in that the pressing plate is for once
The macromolecule material pressing plate or metal material pressing plate of molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621102178.8U CN206171037U (en) | 2016-09-30 | 2016-09-30 | Mechanism is changed to plain type truckle that draw -bar box was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621102178.8U CN206171037U (en) | 2016-09-30 | 2016-09-30 | Mechanism is changed to plain type truckle that draw -bar box was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206171037U true CN206171037U (en) | 2017-05-17 |
Family
ID=58678083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621102178.8U Withdrawn - After Issue CN206171037U (en) | 2016-09-30 | 2016-09-30 | Mechanism is changed to plain type truckle that draw -bar box was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206171037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274288A (en) * | 2016-09-30 | 2017-01-04 | 广州市汇泰隆铝制品有限公司 | The plain type castor of draw-bar box changes mechanism and method |
-
2016
- 2016-09-30 CN CN201621102178.8U patent/CN206171037U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274288A (en) * | 2016-09-30 | 2017-01-04 | 广州市汇泰隆铝制品有限公司 | The plain type castor of draw-bar box changes mechanism and method |
| CN106274288B (en) * | 2016-09-30 | 2019-06-25 | 广州市汇泰隆铝制品有限公司 | The plain type castor replacement mechanism and method of trolley case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20190625 |