CN215921770U - Caster wheel device and equipment with same - Google Patents
Caster wheel device and equipment with same Download PDFInfo
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- CN215921770U CN215921770U CN202122326351.XU CN202122326351U CN215921770U CN 215921770 U CN215921770 U CN 215921770U CN 202122326351 U CN202122326351 U CN 202122326351U CN 215921770 U CN215921770 U CN 215921770U
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- base
- caster
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- screw
- screw rod
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- 230000033001 locomotion Effects 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000006872 improvement Effects 0.000 description 8
- 235000004443 Ricinus communis Nutrition 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model relates to a caster device and equipment with the same, wherein the caster device comprises a caster and further comprises: the device comprises a base, a moving base and a screw transmission assembly, wherein the base is provided with an accommodating cavity which penetrates through the base up and down, the moving base is movably arranged in the accommodating cavity and comprises an inclined rail, and a caster is rotatably arranged at the bottom of the moving base and at least part of the caster protrudes out of the base; the screw transmission assembly comprises a screw fixed on the base in a rotating mode and a moving block matched with the screw in a threaded mode, the bottom end face of the moving block is pressed on the inclined plane track, and under the rotating effect of the screw, the moving block can move along the inclined plane track, so that the moving base is enabled to move up and down. The caster device and the equipment with the caster device drive the moving block to move along the inclined rail by the rotation of the screw rod, so that the moving base responds to the movement of the moving block to move upwards or downwards relative to the base, the aim of adjusting the distance between the caster and the base is fulfilled, and the caster device and the equipment with the caster device have the advantages of compact structure and convenience in adjustment.
Description
Technical Field
The utility model relates to the field of mechanical equipment, in particular to a caster wheel device and equipment with the caster wheel device.
Background
In general, in a refrigerator, casters of a large household appliance such as a washing machine or other equipment are fixedly installed on a bottom plate, and the height between the casters and the bottom plate is fixed, so that the height h between the floor of the household appliance and the ground is fixed. When moving the household appliance, when encountering an obstacle close to or higher than the height h, the device needs to be lifted to move the device and cannot directly slide through the caster. Therefore, the device is very troublesome and inconvenient to move or maintain and the like, and even the device can easily injure the feet of an operator when moving. Therefore, it is necessary to research a caster device and an apparatus having the same.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a caster wheel device and equipment with the same.
In order to achieve the above object, an embodiment of the present invention provides a caster device including a caster, further including: the base comprises an accommodating cavity which penetrates up and down; the moving base is movably arranged in the accommodating cavity and comprises an inclined rail, the caster wheel is rotatably arranged at the bottom of the moving base, and at least part of the caster wheel protrudes out of the base; the screw transmission assembly comprises a screw fixed on the base in a rotating mode and a moving block in threaded fit with the screw, the bottom end face of the moving block is pressed on the inclined plane track, and under the rotating action of the screw, the moving block can move along the inclined plane track, so that the moving base is enabled to move up and down.
As a further improvement of an embodiment of the present invention, the moving base includes a chute, an inclined bottom formed at the bottom of the chute, slot walls disposed on two sides of the inclined bottom, and a shielding portion symmetrically covering a partial region of the chute, wherein a receiving space for receiving at least a portion of the moving block is formed between the shielding portion and the inclined bottom, the inclined bottom is the inclined track, and a bottom end surface of the moving block is a lower inclined surface matching with the inclined bottom.
As a further improvement of an embodiment of the present invention, the cross section of the motion block is "convex", the motion block includes a motion block body accommodated in the accommodation space, and a limiting portion protruding from the top of the motion block body, wherein the shielding portion includes half shielding portions disposed on two sides of the limiting portion.
As a further improvement of an embodiment of the present invention, the screw horizontally penetrates through the base and the moving base, the moving base is provided with a through groove through which the screw penetrates and which enables the moving base to move up and down relative to the screw, and the screw is arranged in parallel with the bottom of the moving base.
As a further improvement of an embodiment of the present invention, both ends of the screw rod extend out of the base, and the screw rod transmission assembly includes a baffle plate provided at one end of the screw rod, the baffle plate being configured to limit movement of the screw rod in a horizontal direction.
As a further improvement of an embodiment of the present invention, a bolt is connected to one end of the screw in a threaded manner, and the bolt is limited between the baffle and the outer sidewall of the base, wherein a mounting portion for mounting the baffle extends outward from the outer sidewall of the base.
As a further improvement of an embodiment of the present invention, a pair of arc blocks for mounting the caster wheel extend downward from the bottom of the motion block, the caster wheel is disposed between the arc blocks, and a portion of the caster wheel protrudes from the arc blocks.
The utility model adopts another technical scheme that:
an apparatus comprising a mounting substrate, the apparatus further comprising a castor wheel assembly as hereinbefore described, the mounting substrate being for mounting the castor wheel assembly.
As a further improvement of another embodiment of the present invention, the base includes a base body and an extension portion disposed at the bottom of the base body, the mounting substrate is provided with a through hole for the base body to pass through, wherein, the outer walls of two sides of the base body in the length direction are provided with a buckling portion, and the mounting substrate is disposed between the buckling portion and the extension portion.
As a further improvement of another embodiment of the present invention, the mounting substrate further includes a fixing portion that is in limited fit with outer walls of two sides of the base body in the width direction.
Compared with the prior art, the utility model has the beneficial effects that: according to the caster device and the equipment with the caster device, the screw rotates to drive the moving block to move along the inclined rail, so that the moving base responds to the movement of the moving block to move upwards or downwards relative to the base, the purpose of adjusting the distance between the caster and the base is achieved, and the caster device has the advantages of being compact in structure and convenient to adjust.
Drawings
FIG. 1 is a schematic view of the caster device of the present invention mounted on an apparatus;
FIG. 2 is a schematic view of the caster device of the present invention;
FIG. 3 is a schematic view showing the structure of a movable block of the caster device of the present invention;
FIG. 4 is a schematic top view of the caster device of the present invention;
FIG. 5 is a schematic cross-sectional view taken along the line A-A in FIG. 4;
fig. 6 is a schematic view of the structure of a mounting substrate of the apparatus of the present invention.
In the figure: 1. a caster device; 10. a caster wheel; 2. a base; 21. an accommodating chamber; 22. a base body; 221. a fastening part; 23. an extension portion; 24. an installation part; 241. mounting a plate; 3. a motion base; 30. a ramp track; 31. a chute; 32. the bottom of the groove is inclined; 33. a trench wall; 34. a shielding portion; 341. a half shielding portion; 35. an accommodating space; 36. a through groove; 4. a screw drive assembly; 41. a screw; 42. a motion block; 421. a motion block body; 422. a limiting part; 43. a lower inclined plane; 44. a threaded hole; 45. an arc block; 46. a bolt; 47. a baffle plate; 48. an accommodating cavity; 5. a mounting substrate; 51. a through hole; 52. a substrate body; 53. a fixed part.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
The terms "comprising" and "having," as well as any variations thereof, in this application are intended to cover non-exclusive inclusions.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1 to 3, in the present embodiment, an apparatus includes a caster device 1 for walking, where the caster device 1 includes a caster 10, a base 2 having an accommodating cavity 21 penetrating up and down, a moving base 3 movably disposed in the accommodating cavity 21, and a screw transmission assembly 4 for driving the moving base 3 to move up and down.
The base 2 is used for mounting the moving base 3, and the edge of the outer peripheral wall of the base 2 is provided with a fillet; the moving base 3 comprises an inclined track 30 which is obliquely arranged, the caster 10 is rotatably arranged at the bottom of the moving base 3, at least part of the caster 10 protrudes out of the base 2, and the caster 10 is used for sliding walking.
The screw transmission assembly 4 is configured to drive the moving base 3 to move up and down, the screw transmission assembly 4 includes a screw 41 rotatably disposed on the base 2, and a moving block 42 in threaded fit with the screw 41, a bottom end surface of the moving block 42 is pressed on the inclined plane track 30, and preferably, the moving block 42 is configured as a moving slider, and the moving slider moves along the inclined plane track 30.
Further, the moving block 42 includes a screw hole 44 threadedly engaged with the screw rod 41, and the moving block 42 can move along the inclined plane rail 30 due to the inclined slope of the inclined plane rail 30 by the rotation of the screw rod 41. When the motion block 42 goes up the slope, the motion base 3 is under the pressure of the motion block 42, and the motion base 3 moves downwards; when the motion block 42 goes up the slope, the motion base 3 moves upward in response to the movement of the motion block 42, thereby adjusting the distance between the caster 10 and the base 2, and serving to adjust the installation height of the caster 10.
As shown in fig. 4 and 5, in the present embodiment, the top of the motion base 3 is provided with a chute 31, and the motion base 3 further includes an inclined bottom 32 formed at the bottom of the chute 31, groove walls 33 provided at both sides of the inclined bottom 32, and a shielding portion 34 symmetrically covering a partial region of the chute 31.
Wherein, a containing space 35 for containing at least part of the motion block 42 is formed between the shielding portion 34 and the inclined groove bottom 32, the inclined groove bottom 32 is the inclined surface track 30, the bottom end surface of the motion block 42 is a lower inclined surface 43 matched with the inclined groove bottom 32, preferably, the shielding portion 34 is arranged at the initial section of the inclined groove 31 in the ascending area, and the shielding portion 34 is used for preventing the motion block 42 from turning along the screw rod 41 when ascending.
Preferably, the cross section of the motion block 42 is "convex", the motion block 42 includes a motion block body 421 accommodated in the accommodating space 35, and a limiting portion 422 protruding from the top of the motion block body 421, and the motion block body 421 is pressed on the inclined groove bottom 32.
The shielding portion 34 includes half shielding portions 34 disposed on two sides of the limiting portion 422, and the limiting portion 422 is clamped between the half shielding portions 34 to prevent the moving block 42 from turning over, so that the moving block 42 moves along the inclined groove bottom 32. Preferably, the screw 41 horizontally penetrates through the moving block 42, the moving block 42 is provided with an accommodating cavity 48 for accommodating the screw 41, and the threaded hole 44 is communicated with the accommodating cavity 48.
Further, a pair of arc blocks 45 for mounting the caster 10 extends downwards from the bottom of the moving block 42, the caster 10 is arranged between the arc blocks 45, a part of the caster 10 protrudes out of the arc blocks 45, and the width of the caster 10 is slightly smaller than the distance between the arc blocks 45; the arc block 45 is provided at the edge of the bottom of the moving block 42.
In order to realize the movable connection of the moving base 3 relative to the base 2, the screw rod 41 horizontally penetrates through the base 2 and the moving base 3, the moving base 3 is provided with a through groove 36 through which the screw rod 41 penetrates and which enables the moving base 3 to move up and down relative to the screw rod 41, and the through groove 36 penetrates through the middle of the chute 31.
Preferably, the screw 41 is arranged in parallel with the bottom of the moving base 3, and the screw 41 penetrates through the base 2 and the moving base 3 through the connection relationship between the screw 41 and the moving block 42, so that the movable connection relationship between the moving base 3 and the base 2 is realized, and the movable connection relationship between the caster 10 and the base 2 is realized.
Preferably, both ends of the screw 41 protrude out of the base 2, the screw 41 transmission assembly includes a baffle 47 disposed at one end of the screw 41, the baffle 47 is configured to limit the horizontal movement of the screw 41, and the height of the caster 10 is adjusted by rotating a portion of the other end of the screw 41 protruding out of the base 2.
In order to convert the rotation of the screw rod 41 into the movement of the moving block 42, a bolt 46 is connected to one end of the screw rod 41 in a threaded manner, and the bolt 46 is limited between the baffle plate 47 and the outer side wall of the base 2.
Wherein, the outer side wall of the base 2 extends outwards to form a mounting part 24 for mounting the baffle plate 47, the mounting part 24 comprises a pair of mounting plates 241 arranged in parallel, and the mounting plates 241 are vertically connected with the outer side wall of the base 2. The mounting plate 241 is provided with a slot for mounting the baffle 47, and a space for accommodating the bolt 46 is formed among the mounting plate 241, the baffle 47 and the outer side wall of the base 2.
As shown in fig. 6, in the present embodiment, the apparatus further includes a mounting substrate 5 for mounting the caster device 1. The equipment referred to herein is, for example, electric home appliances, equipment used for production, as long as the equipment needs to be equipped with the caster device 1.
Further, the base 2 includes a base body 22 and an extension portion 23 disposed at the bottom of the base body 22, the mounting substrate 5 is provided with a through hole 51 for the base body 22 to pass through, and the mounting substrate 5 is pressed on the top of the extension portion 2323. The outer walls of the two sides of the base body 22 in the length direction extend outward to form a movable fastening portion 221, and the mounting substrate 5 is disposed between the fastening portion 221 and the extending portion 2323.
Further, the mounting substrate 5 further includes a substrate body 52, and a fixing portion 53 vertically connected to the substrate body 52, wherein the fixing portion 53 is disposed at an edge of the through hole 51. Wherein, the fixing portion 53 is in limited fit with the outer walls of the two sides of the base body 22 in the width direction.
The height adjustment process of the caster 10 is: by rotating the other end of the screw 41, the moving block 42 ascends along the bottom 32 of the inclined groove, so that the distance between the caster 10 and the base 2 can be increased, and the base 2 is heightened; the distance between the caster 10 and the base 2 is reduced by only making the movable block descend along the inclined groove bottom 32, so that the movable block has the advantages of low processing cost and simple operation.
Compared with the prior art, the caster device 1 and the equipment with the caster device provided by the utility model have the advantages that the screw rod 41 rotates to drive the moving block 42 to move along the inclined rail 30, so that the moving base 3 responds to the movement of the moving block 42 to move upwards or downwards relative to the base 2, the purpose of adjusting the distance between the caster and the base is achieved, and the caster device has a compact structure and is convenient to adjust.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (10)
1. A caster device comprising a caster, characterized by further comprising:
the base comprises an accommodating cavity which penetrates up and down;
the moving base is movably arranged in the accommodating cavity and comprises an inclined rail, the caster wheel is rotatably arranged at the bottom of the moving base, and at least part of the caster wheel protrudes out of the base;
the screw transmission assembly comprises a screw fixed on the base in a rotating mode and a moving block in threaded fit with the screw, the bottom end face of the moving block is pressed on the inclined plane track, and under the rotating action of the screw, the moving block can move along the inclined plane track, so that the moving base is enabled to move up and down.
2. The caster device according to claim 1, wherein: the motion base comprises a chute, an inclined chute bottom formed at the bottom of the chute, chute walls arranged on two sides of the inclined chute bottom, and a shielding part symmetrically covered on the partial area of the chute, wherein a containing space used for containing at least part of the motion block is formed between the shielding part and the inclined chute bottom, the inclined chute bottom is the inclined plane track, and the bottom end face of the motion block is a lower inclined plane matched with the inclined chute bottom.
3. The caster device according to claim 2, wherein: the cross section of the motion block is in a convex shape, the motion block comprises a motion block body accommodated in the accommodating space and a limiting portion protruding out of the top of the motion block body, and the shielding portion comprises semi-shielding portions arranged on two sides of the limiting portion.
4. The caster device according to claim 1, wherein: the screw rod horizontally penetrates through the base and the moving base, the moving base is provided with a through groove for the screw rod to penetrate through and enabling the moving base to move up and down relative to the screw rod, and the screw rod is arranged in parallel with the bottom of the moving base.
5. The caster device according to claim 4, wherein: the screw rod drive assembly comprises a baffle arranged at one end of the screw rod, and the baffle is configured to limit the horizontal movement of the screw rod.
6. The caster device according to claim 5, wherein: one end of the screw rod is in threaded connection with a bolt, the bolt is limited between the baffle and the outer side wall of the base, and the outer side wall of the base outwards extends to form an installation part for installing the baffle.
7. The caster device according to claim 1, wherein: the bottom of the motion block extends downwards to form a pair of arc blocks for mounting the caster, the caster is arranged between the arc blocks, and the part of the caster protrudes out of the arc blocks.
8. An apparatus comprising a mounting substrate, characterized in that: the apparatus further comprising a caster device according to any one of claims 1 to 7, wherein: the mounting substrate is used for mounting the caster device.
9. The apparatus of claim 8, wherein: the base comprises a base body and an extending portion arranged at the bottom of the base body, the mounting substrate is provided with a through hole for the base body to penetrate through, the outer walls of two sides of the base body in the length direction are provided with buckling portions, and the mounting substrate is arranged between the buckling portions and the extending portion.
10. The apparatus of claim 9, wherein: the mounting substrate further comprises fixing parts which are in limited fit with the outer walls of the two sides of the base body in the width direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326351.XU CN215921770U (en) | 2021-09-24 | 2021-09-24 | Caster wheel device and equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326351.XU CN215921770U (en) | 2021-09-24 | 2021-09-24 | Caster wheel device and equipment with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215921770U true CN215921770U (en) | 2022-03-01 |
Family
ID=80414481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122326351.XU Active CN215921770U (en) | 2021-09-24 | 2021-09-24 | Caster wheel device and equipment with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215921770U (en) |
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2021
- 2021-09-24 CN CN202122326351.XU patent/CN215921770U/en active Active
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