CN108437700B - Quick detach wheelset structure for ground transportation - Google Patents
Quick detach wheelset structure for ground transportation Download PDFInfo
- Publication number
- CN108437700B CN108437700B CN201810204752.8A CN201810204752A CN108437700B CN 108437700 B CN108437700 B CN 108437700B CN 201810204752 A CN201810204752 A CN 201810204752A CN 108437700 B CN108437700 B CN 108437700B
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- spring seat
- mandrel
- spring
- shaft section
- shell
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- 235000004443 Ricinus communis Nutrition 0.000 claims description 12
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 7
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0002—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
- B60B33/0005—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture characterised by mounting method
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention is suitable for the field of transport structures, and provides a quick-release wheel set structure for ground transport, which is characterized in that a mounting seat assembly, a mandrel spliced with the mounting seat assembly and a trundle connected with the mounting seat assembly are arranged, the mounting seat assembly comprises a shaft sleeve, a shell and a spring seat which are sequentially arranged, the shaft sleeve, the shell and the spring seat are enclosed to form a shell structure with an inner cavity, the trundle is sleeved on the shaft sleeve, the mandrel is axially inserted into the inner cavity of the shell structure formed by the shaft sleeve, the shell and the spring seat and penetrates through the spring seat to protrude out of the spring seat, and a locking structure which is connected with the mandrel and the mounting seat assembly and can limit the stroke of the mandrel is also arranged, so that a stop block of the locking structure can be correspondingly contained or protruded out of the shell structure formed by enclosing the shaft sleeve, the shell and the spring seat when the mandrel is pressed or loosened, and the whole quick-release wheel set structure for ground transport can be correspondingly and conveniently detached from or clamped on external equipment.
Description
Technical Field
The invention belongs to the field of transport structures, and particularly relates to a quick-release wheel set structure for ground transport.
Background
With the development of technology, various automated products and devices are layered endlessly, and people want to realize convenient movement in the use of the products and the devices. However, many products are inconvenient to install with fixed casters due to the constraints on product volume by packaging and shipping. In view of this, it is necessary to design a wheel set structure that can be quickly disassembled and assembled.
Disclosure of Invention
The invention aims to provide a quick-release wheel set structure for ground transportation, which aims to solve the problem that the product in the prior art is inconvenient to install fixed casters due to the limitation of packaging and transportation on the product volume.
The invention is realized in the following way: the quick-release wheel set structure for ground transportation comprises a mounting seat assembly, a mandrel inserted with the mounting seat assembly and a castor connected with the mounting seat assembly, wherein the mounting seat assembly comprises a shaft sleeve, a shell and a spring seat which are sequentially arranged, the shaft sleeve, the shell and the spring seat are enclosed to form a shell structure with an inner cavity, the castor is sleeved on the shaft sleeve, and the mandrel is axially inserted in the inner cavity of the shell structure formed by the shaft sleeve, the shell and the spring seat and penetrates through the spring seat to protrude out of the spring seat; the quick-release wheelset structure for ground transportation further comprises a locking structure which is connected with the mandrel and the mounting seat assembly and can limit the stroke of the mandrel, the locking structure comprises a stop block connected to the mandrel, a shell structure formed by encircling the shaft sleeve, the shell and the spring seat is provided with a window used for the stop block to extend out and expose out of the shell structure, and the locking structure further comprises a control assembly which is connected with the mandrel and used for controlling the stop block to be exposed out of the window or contained in the window so as to correspondingly and respectively enable the quick-release wheelset structure for ground transportation to be clamped on or detached from the mounting structure of external equipment.
Specifically, the lateral wall of dabber epirelief is equipped with first projection, the dog cover is located on the first projection, control assembly is including will the one end of dog is located special-shaped jump ring on the first projection and cover are located the spring of dabber tip, be provided with a location on the spring holder the second projection of the other end of dog.
Further, the end part of the stop block opposite to the special-shaped clamp spring is provided with a positioning hole matched with the first convex column, the other end of the stop block is provided with a slot matched with the second convex column and enabling the stop block to be shifted relative to the second convex column when the mandrel is pressed so that the stop block is accommodated in the window.
Specifically, the special-shaped clamp spring is of a sheet structure.
Further, the slot on the stop block is kidney bean shaped.
Further, the mandrel is a stepped shaft section with one end opposite to the spring seat, the stepped shaft section comprises a first shaft section, a second shaft section and a third shaft section which are sequentially arranged from outside to inside, the diameter of the first shaft section is smaller than that of the second shaft section, the diameter of the second shaft section is smaller than that of the third shaft section, the spring is sleeved on the second shaft section, one end of the spring abuts against the end part of the third shaft section, and the other end of the spring abuts against the inner wall of the spring seat.
Further, the first convex column is arranged on a third shaft section of the stepped shaft section.
Further, the spring seat comprises a seat body and an arm body protruding from the seat body, and the second convex column is protruding from the arm body of the spring seat.
Further, a connecting arm which is in butt joint with the arm body of the spring seat is arranged at one end, opposite to the spring seat, of the shaft sleeve.
Specifically, the end of the shaft sleeve is provided with a retainer ring for blocking the caster from being displaced from the shaft sleeve.
The quick-release wheel set structure for ground transportation comprises a mounting seat assembly, a mandrel inserted with the mounting seat assembly and a castor connected with the mounting seat assembly, wherein the mounting seat assembly comprises a shaft sleeve, a shell and a spring seat which are sequentially arranged, the shaft sleeve, the shell and the spring seat are enclosed to form a shell structure with an inner cavity, the castor is sleeved on the shaft sleeve, the mandrel is axially inserted into the inner cavity of the shell structure formed by the shaft sleeve, the shell and the spring seat and penetrates through the spring seat to protrude out of the spring seat, a locking structure connected with the mandrel and the mounting seat assembly and capable of limiting the stroke of the mandrel is further arranged, the locking structure further comprises a control assembly which is connected with the mandrel and controls the stop block to be exposed into the window or accommodated in the window so as to correspondingly and respectively enable the quick-release wheel set structure for ground transportation to be clamped on or detached from the mounting structure of external equipment, so that when the mandrel is pressed, the stop block of the locking structure is accommodated in the shell structure formed by enclosing the shaft sleeve, the shell and the spring seat, and the whole quick-release wheel set structure for ground transportation is detached from the external equipment, thereby the condition that the product or equipment can be met when the product or equipment is transported, or the product can be installed or the castor is not needed, and the castor is convenient to detach and convenient to install and detach.
Drawings
FIG. 1 is an exploded view of a quick release wheelset structure for ground transportation provided by an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
Fig. 3 is a schematic perspective view of a quick-release wheelset structure for ground transportation according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a quick release wheelset structure for ground transportation according to an embodiment of the present invention;
fig. 5 is a front schematic view of a quick-release wheelset structure for ground transportation according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that, in this embodiment, terms of left, right, up, down, etc. are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.
As shown in fig. 1 to 5, each related schematic diagram of a quick-release wheelset structure for ground transportation provided by the embodiment of the invention includes a mounting seat assembly 1, a mandrel 2 inserted into the mounting seat assembly 1, and a castor 3 connected with the mounting seat assembly 1, wherein the mounting seat assembly 1 includes a shaft sleeve 11, a housing 12, and a spring seat 13 which are sequentially arranged, the shaft sleeve 11, the housing 12, and the spring seat 13 enclose to form a shell structure having an inner cavity, the castor 3 is sleeved on the shaft sleeve 11, the mandrel 2 is axially inserted into the inner cavity of the shell structure formed by the shaft sleeve 11, the housing 12, and the spring seat 13 and protrudes out of the spring seat 13 through the spring seat 13, i.e., the mandrel 2 is inserted into the shaft sleeve 11 from one end of the shaft sleeve 11 and penetrates out of the spring seat 13; the quick-release wheelset structure for ground transportation further comprises a locking structure 4 which is connected with the mandrel 2 and the mounting seat assembly 1 and can limit the stroke of the mandrel 2, the locking structure 4 comprises a stop block 41 which is simultaneously connected to the mandrel 2 and the spring seat 13, the shell structure formed by surrounding the shaft sleeve 11, the shell 12 and the spring seat 13 is provided with a window 121, the stop block 41 is used for extending out of the shell structure, and the locking structure 4 further comprises a control assembly which is connected with the mandrel 2 and used for controlling the stop block 41 to be exposed out of the window 121 or accommodated in the window 121 so as to correspondingly and respectively enable the quick-release wheelset structure for ground transportation to be clamped on or detached from the mounting structure of external equipment. Namely, the cover body 21 (corresponding to a button) of the mandrel 2 can be controlled to lock or unlock the whole quick-release wheelset structure and external equipment, so that correspondingly, when the mandrel 2 is in a natural state, the stop block 41 is exposed out of the shell structure formed by surrounding the shaft sleeve 11, the shell 12 and the spring seat 13, and at the moment, the stop block 41 forms a clamping state with the mounting structure of the external equipment, thereby realizing the mounting between the quick-release wheelset structure for ground transportation and the external equipment, namely realizing the positioning and mounting of the truckle 3, and at the moment, products or equipment can be transported through the truckle 3; when pressing dabber 2, in the dog 41 accomodate the window 121 of housing structure that holds in axle sleeve 11, shell 12 and spring holder 13 enclose and close formation, lose the chucking between dog 41 and the mounting structure of external equipment this moment, whole quick detach wheelset structure for the ground transportation alright follow the quick pull out on the mounting structure of external equipment, accomplish the dismantlement of whole quick detach wheelset structure for the ground transportation from external equipment promptly, it has not only satisfied many products and equipment to the demand of unfixed truckle, and the dismouting is quick convenient, especially this quick detach wheelset structure for the ground transportation does not need with the help of any external tool in the dismouting process, it is comparatively convenient to use.
The quick-release wheel set structure for ground transportation provided by the invention comprises an installation seat assembly 1, a mandrel 2 spliced with the installation seat assembly 1 and a trundle 3 connected with the installation seat assembly 1, wherein the installation seat assembly 1 comprises a shaft sleeve 11, a shell 12 and a spring seat 13 which are sequentially arranged, the shaft sleeve 11, the shell 12 and the spring seat 13 are enclosed to form a shell structure with an inner cavity, the trundle 3 is sleeved on the shaft sleeve 11, the mandrel 2 is axially inserted into the inner cavity of the shell structure formed by the shaft sleeve 11, the shell 12 and the spring seat 13 and passes through the spring seat 13 to protrude out of the spring seat 13, a locking structure 4 which is connected with the mandrel 2 and the installation seat assembly 1 and presses the mandrel 2 so as to enable the whole quick-release wheel set structure for ground transportation to be mutually locked or unlocked with external equipment is further arranged, the locking structure 4 also comprises a control block 41 which is connected with the mandrel 2 and is exposed into the window 121 or is accommodated in the window 121 so as to correspondingly enable the quick-release wheel set structure for ground transportation to be clamped on or detached from the installation structure of the external equipment, so that when the mandrel 2 is pressed, the whole quick-release wheel set structure for ground transportation can be conveniently detached from the external equipment 3, and the requirement of the quick-release wheel set 3 can be met, and the quick-release wheel set structure for ground transportation can be conveniently and detached from the equipment.
As a specific embodiment, a first boss 22 is convexly arranged on the side wall of the mandrel 2, a stop block 41 is sleeved on the first boss 22, the control assembly comprises a special-shaped clamp spring 42 for positioning one end of the stop block 41 on the first boss 22 and a spring 43 sleeved on the end of the mandrel 2, and a second boss 131 for positioning the other end of the stop block 41 is arranged on the spring seat 13.
Further, the end of the stop block 41 opposite to the special-shaped clamp spring 42 is provided with a positioning hole 411 matching with the first boss 22, i.e. the first boss 22 is inserted into the positioning hole 411 of the stop block 41, the other end of the stop block 41 is provided with a slot 412 matching with the second boss 131, and the slot 412 can enable the second boss 131 to shift in the slot 412 when the mandrel 2 is pressed so that the stop block 41 is accommodated in the window 121. When the cover 21 of the mandrel 2 is pressed, the spring 43 is compressed, the first convex column 22 pushes the stop block 41, and under the combined action of the spring 43, the special-shaped clamp spring 42 and the mandrel 2, the stop block 41 performs plane movement, so that one end of the stop block 41, which is originally exposed out of the window 121 of the shell structure formed by surrounding the shaft sleeve 11, the shell 12 and the spring seat 13, is recovered in the window 121 after the stop block 41 performs plane movement, the stop block 41 and the mounting structure of external equipment are not clamped, at the moment, the whole quick-release wheel set structure for ground transportation can be pulled out, and the caster 3 can be detached from the external equipment, so that the requirement of the situation that an external product or equipment is inconvenient to mount the fixed caster is met; otherwise, when the user needs to install the castor 3, the cover 21 of the mandrel 2 is pressed, the cover 21 is loosened after the quick-release wheel set is inserted into the installation hole of the product or equipment, the stop block 41 moves in a plane under the action of the tension of the spring 43 and is exposed out of the window 121, and the wheel set structure can be clamped and fixed on the related product or equipment by using the stop block 41, so that the castor 3 is fixedly installed.
As a specific embodiment, the special-shaped clamp spring 42 in this embodiment is a sheet structure.
As a specific embodiment, the slot 412 on the stop block 41 in this embodiment is in a kidney bean shape, so that a certain movable space is reserved for the second convex column 131 when the stop block 41 performs planar movement, and meanwhile, the second convex column 131 can always keep the limiting function on the stop block 41.
As a specific embodiment, the end of the mandrel 2 opposite to the spring seat 13 is a stepped shaft section, the stepped shaft section includes a first shaft section 23, a second shaft section 24 and a third shaft section 25 which are sequentially arranged from outside to inside, the diameter of the first shaft section 23 is smaller than that of the second shaft section 24, the diameter of the second shaft section 24 is smaller than that of the third shaft section 25, the first shaft section 23 is cylindrical and the end is a threaded section, the second shaft section 24 and the third shaft section 25 are waist-shaped, the spring 43 is sleeved on the second shaft section 24, one end of the spring 43 abuts against the end of the third shaft section 25, and the other end abuts against the inner wall of the spring seat 13, so that when the mandrel 2 is pressed, the first boss 22 on the mandrel 2 can be utilized to realize the planar movement of the stopper 41, and finally, when the mandrel 2 is in a free state, namely, the spring 43 is in a released state, the tension of the spring 43 enables the stopper 41 to perform the planar movement, so that the end of the stopper 41 protrudes out of the window 121, and the fixed mounting of the caster 3 is realized.
As a specific embodiment, the first boss 22 is provided on the third shaft section 25 of the stepped shaft section.
As a specific embodiment, the spring seat 13 includes a seat 132 and arms 133 protruding from the seat 132, more specifically, two arms 133 are disposed, and the two arms 133 are symmetrically disposed with respect to the seat 132, and the second protruding pillar 131 protrudes from one of the arms 133 of the spring seat 13, so as to limit the stop 41 on the spring seat 13.
As a specific embodiment, the end of the sleeve 11 opposite to the spring seat 13 is provided with a connecting arm 111 abutting against the arm body 133 of the spring seat 13, so that the sleeve 11 and the spring seat 13 can be connected to form a housing. Further, the end of the shaft sleeve 11 is provided with a retainer ring 5 for blocking the caster 3 from shifting from the shaft sleeve 11, the shaft sleeve 11 is further provided with a step 112 for positioning the caster 3, that is, one side of the caster 3 is positioned by the retainer ring 5, and the other side is positioned by the step 112, thereby fixing the caster 3 on the shaft sleeve 11.
As a preferred embodiment, the housing 12 may be provided with two housings, which are respectively disposed above and below the two arms 133 of the spring seat 13, and accordingly, the first protruding column 22, the second protruding column 131, the special-shaped clamp spring 42, and the stop block 41 may be provided with two housings, and may be staggered, so that the two stop blocks 41 may respectively form a clamping state on two sides of the mounting structure of the external device, which may be more beneficial to the stability of locking of the stop block 41 and the mounting structure of the external device, that is, the stability of mounting the caster 3.
The quick-dismantling wheel set structure for ground transportation provided by the invention can ensure quick disassembly and assembly of the casters for ground transportation, and can realize adaptability to different pavements by replacing the casters. In addition, the wheel set structure does not need a mounting seat in a specific structural form, can be mounted only by being mounted with external equipment or a mounting round hole on a product, can be arranged in an unlimited and symmetrical way according to the design requirements of the external equipment or the product, and can be widely used on products and equipment which need to realize push-pull movement as the condition of changing the design form of the original product or the equipment is avoided to the greatest extent.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The utility model provides a quick detach wheelset structure for ground transportation which characterized in that: the automatic mounting device comprises a mounting seat assembly, a mandrel inserted into the mounting seat assembly and a castor connected with the mounting seat assembly, wherein the mounting seat assembly comprises a shaft sleeve, a shell and a spring seat which are sequentially arranged, the shaft sleeve, the shell and the spring seat enclose to form a shell structure with an inner cavity, the castor is sleeved on the shaft sleeve, and the mandrel is axially inserted into the inner cavity of the shell structure formed by the shaft sleeve, the shell and the spring seat and penetrates through the spring seat to protrude out of the spring seat; the quick-release wheelset structure for ground transportation further comprises a locking structure which is connected with the mandrel and the mounting seat assembly and can limit the stroke of the mandrel, the locking structure comprises a stop block which is simultaneously connected to the mandrel and the spring seat, the shell structure formed by surrounding the shaft sleeve, the shell and the spring seat is provided with a window for the stop block to extend out of the shell structure, and the locking structure further comprises a control assembly which is connected with the mandrel and controls the stop block to expose out of the window or be accommodated in the window so as to correspondingly and respectively enable the quick-release wheelset structure for ground transportation to be clamped on or detached from the mounting structure of external equipment;
The control assembly comprises a special-shaped clamp spring and a spring, wherein the special-shaped clamp spring is used for positioning one end of the stop block on the first convex column, the spring is sleeved at the end part of the mandrel, and a second convex column for positioning the other end of the stop block is arranged on the spring seat;
The end part of the stop block, which is opposite to the special-shaped clamp spring, is provided with a positioning hole matched with the first convex column, the other end of the stop block is provided with a slot which is matched with the second convex column and enables the stop block to displace relative to the second convex column when the mandrel is pressed so that the stop block is accommodated in the window;
The special-shaped clamp spring is of a sheet structure.
2. The quick release wheelset structure for ground transportation of claim 1 wherein: the slot on the stop block is in a kidney bean shape.
3. The quick release wheelset structure for ground transportation of claim 1 wherein: the utility model provides a spring seat, including dabber, the dabber with the opposite one end of spring seat is the step shaft section, the step shaft section is including the outside first shaft section that sets gradually to interior, second shaft section and third shaft section, the diameter of first shaft section is less than the diameter of second shaft section, the diameter of second shaft section is less than the diameter of third shaft section, the spring housing is located on the second shaft section, just the one end of spring support hold in the tip of third shaft section, the other end support hold in on the inner wall of spring seat, wherein, first shaft section is cylindrical and tip is the screw thread section, second shaft section with the third shaft section is the waist shape.
4. A quick release wheelset structure for ground transportation as claimed in claim 3, wherein: the first convex column is arranged on the third shaft section of the stepped shaft section.
5. The quick release wheelset structure for ground transportation of claim 1 wherein: the spring seat comprises a seat body and an arm body protruding from the seat body, and the second convex column is protruding from the arm body of the spring seat.
6. The quick release wheelset structure for ground transportation of claim 5 wherein: and a connecting arm which is in butt joint with the arm body of the spring seat is arranged at one end of the shaft sleeve opposite to the spring seat.
7. A quick release wheelset structure for ground transportation as claimed in any one of claims 1 to 6 wherein: and a retainer ring for blocking the caster from shifting from the shaft sleeve is arranged at the end part of the shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810204752.8A CN108437700B (en) | 2018-03-13 | 2018-03-13 | Quick detach wheelset structure for ground transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810204752.8A CN108437700B (en) | 2018-03-13 | 2018-03-13 | Quick detach wheelset structure for ground transportation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108437700A CN108437700A (en) | 2018-08-24 |
| CN108437700B true CN108437700B (en) | 2024-05-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810204752.8A Active CN108437700B (en) | 2018-03-13 | 2018-03-13 | Quick detach wheelset structure for ground transportation |
Country Status (1)
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| CN (1) | CN108437700B (en) |
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| CN203598132U (en) * | 2013-12-11 | 2014-05-21 | 黄泽辉 | Wheelchair capable of rapidly detaching rear wheel |
| CN204077236U (en) * | 2014-04-29 | 2015-01-07 | 泰豪科技股份有限公司 | A kind of rapid-assembling/disassembling caster device |
| CN204749736U (en) * | 2015-05-07 | 2015-11-11 | 山东鲁能智能技术有限公司 | Mobile robot shell type quick detach tire structure that expands |
| CN205523421U (en) * | 2016-04-15 | 2016-08-31 | 世同金属(昆山)有限公司 | Axostylus axostyle structure of quick detach formula wheelset |
| CN206106805U (en) * | 2016-09-09 | 2017-04-19 | 广东琪贝儿婴童用品有限公司 | Perambulator truckle package assembly |
| CN207931385U (en) * | 2018-03-13 | 2018-10-02 | 深圳飞马机器人科技有限公司 | A kind of ground transport Quick Release wheel group structure |
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|---|---|
| CN108437700A (en) | 2018-08-24 |
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