CN209869949U - Adjustable caster - Google Patents
Adjustable caster Download PDFInfo
- Publication number
- CN209869949U CN209869949U CN201920679874.2U CN201920679874U CN209869949U CN 209869949 U CN209869949 U CN 209869949U CN 201920679874 U CN201920679874 U CN 201920679874U CN 209869949 U CN209869949 U CN 209869949U
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- screw
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- screw body
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Abstract
The utility model discloses an adjusting caster, which comprises a bottom plate, an upper wave plate fixed at the lower end of the bottom plate, a bracket arranged at the lower end of the upper wave plate, a plurality of steel balls annularly arranged between the upper wave plate and the bracket, a connecting plate arranged at the inner top of the bracket, and a roller structure arranged at the lower end of the bracket, wherein the connecting plate extends downwards to form a screw hole column; the regulating caster also comprises a flat-head screw which sequentially penetrates through the threaded hole column, the connecting disc, the bracket, the upper wave disc and the bottom plate from bottom to top, the flat-head screw comprises a screw body and a head part arranged at the tail end of the screw body, and the head part of the flat-head screw faces downwards; the adjusting caster also comprises a base structure arranged at the lower end of the flat-head screw, the base structure comprises a base shell which is sleeved outside the screw body and clamped at the upper end of the head of the flat-head screw, a mute base which is embedded in the base shell, and a first nut which is sleeved outside the screw body, wherein a second nut is sleeved on the screw body, and the length of the exposed screw body is adjusted by rotating the flat-head screw, so that the effect of adjusting the height is achieved.
Description
Technical Field
The utility model relates to a technical field of truckle, in particular to adjust truckle.
Background
The caster has wide application, and can be arranged at the bottom of various articles for moving, such as sickbeds, equipment, luggage cases, trolleys, cabinets and the like. The structure of current truckle is more traditional old, when the article is stood and need not to remove, current truckle all is basically that the gyro wheel structure stands on subaerial as the fulcrum, make the article steady inadequately like this, and the damage appears easily in gyro wheel structure long-term pressurized, not durable enough, in addition, the height of current truckle is all fixed, and do not possess altitude mixture control function and balance adjustment function, install in the article bottom and when needing to stand when a plurality of truckles, in case appear unbalanced condition between each truckle, just can't adjust, can lead to the article unbalance, the problem of rocking will appear when standing.
Therefore, how to realize a novel structure reasonable, be equipped with bearing structure and replace the gyro wheel structure when stewing, the stationarity is high, thereby can alleviate the pressure of gyro wheel structure and ensure its durable to possess altitude mixture control function and balance adjustment function, avoid appearing rocking the problem is the technical problem that awaits the solution in the industry.
Disclosure of Invention
The utility model aims at providing an adjust truckle aims at realizing that a novel structure is reasonable, is equipped with the supporting structure and replaces the gyro wheel structure when stewing, and the stationarity is high, thereby can alleviate the pressure of gyro wheel structure and ensure its durable to possess altitude mixture control function and balanced regulatory function, avoid appearing the rocking problem, and have shock attenuation buffer function and silence non-slip function's adjust truckle.
The utility model provides an adjusting caster, which comprises a bottom plate, an upper wave plate fixed at the lower end of the bottom plate and connected with the bottom plate in a linkage manner, a support arranged at the lower end of the upper wave plate, a plurality of steel balls annularly arranged between the upper wave plate and the support and capable of relatively rotating between the upper wave plate and the support, a connecting plate arranged at the inner top of the support, and a roller structure arranged at the lower end of the support and capable of rotating along with the rotation of the support, wherein a threaded hole column internally provided with threads is extended downwards from the connecting plate; the regulating caster also comprises a flat-head screw which sequentially penetrates through the threaded hole column, the connecting disc, the bracket, the upper wave disc and the bottom plate from bottom to top, the flat-head screw comprises a screw body and a head part arranged at the tail end of the screw body, and the head part of the flat-head screw faces downwards; the adjusting foot wheel further comprises a base structure arranged at the lower end of the flat head screw, the base structure comprises a base shell which is sleeved outside the screw body and clamped at the upper end of the head of the flat head screw, a mute base which is embedded in the base shell and is sleeved outside the screw body and clamped at the upper end of the head of the flat head screw and plays a role in damping, buffering and muting, a first nut which plays a role in limiting and fixing on the base shell and the mute base is sleeved outside the screw body, a second nut which plays a role in limiting and fixing on the screw hole column is sleeved on the screw body, and thereby the length of the exposed screw body is adjusted through rotating the flat head screw to achieve the effect of adjusting the height.
Preferably, the roller structure includes a connecting shaft fixed to the lower end of the bracket, a bearing sleeved outside the connecting shaft, a rotatable hub sleeved outside the bearing, and a roller sleeved outside the hub.
Preferably, the bottom surface of silence base is equipped with anti-skidding check line.
The utility model discloses a novel structure is reasonable, is equipped with the bearing structure and replaces the gyro wheel structure when stewing, and the stationarity is high, thereby can alleviate the pressure of gyro wheel structure and ensure its durable to possess altitude mixture control function and balanced regulatory function, avoid appearing the rocking problem, and have the regulation truckle of shock attenuation buffer function and silence antiskid function.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of an adjustable caster of the present invention;
fig. 2 is a second schematic perspective view of an embodiment of an adjustable caster of the present invention;
fig. 3 is a third schematic perspective view of an embodiment of an adjusting caster of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, an embodiment of the adjusting caster of the present invention is provided, which includes a bottom plate 101, an upper wave plate 102 fixed at a lower end of the bottom plate 101 and connected to the bottom plate 101 in a linkage manner, a support 103 disposed at a lower end of the upper wave plate 102, a plurality of steel balls annularly disposed between the upper wave plate 102 and the support 103 and allowing relative rotation between the upper wave plate 102 and the support 103, a connecting pad 104 disposed at an inner top of the support 103, and a roller structure mounted at a lower end of the support 103 and capable of rotating along with the support 103, wherein the connecting pad 104 extends downward to form a threaded hole column 105 having a thread therein. The regulating caster also comprises a flat head screw which sequentially penetrates through the threaded hole column 105, the connecting disc 104, the bracket 103, the upper wave plate 102 and the bottom plate 101 from bottom to top, and the bottom plate 101, the upper wave plate 102 and the connecting disc 104 synchronously rotate. The flat head screw comprises a screw body 106 and a head 107 arranged at the tail end of the screw body 106, wherein the head 107 of the flat head screw faces downwards.
The adjusting caster further comprises a base structure arranged at the lower end of the flat-head screw, the base structure comprises a base shell 108 which is sleeved outside the screw body 106 and clamped at the upper end of the head 107 of the flat-head screw, a mute base 109 which is embedded in the base shell 108, sleeved outside the screw body 106 and clamped at the upper end of the head 107 of the flat-head screw and plays a role in damping, buffering and muting, a first nut 110 which plays a role in limiting and fixing the base shell 108 and the mute base 109 and is sleeved outside the screw body 106 through threads, a second nut 111 which plays a role in limiting and fixing the screw hole column 105 is sleeved on the screw body 106 through the threads, and the length of the exposed screw body 106 is adjusted through rotating the flat-head screw, so that the effect of adjusting the height. Such novel structure is reasonable, when stewing, only need rotatory crew cut screw rod, the length that makes the exposed screw rod body 106 of crew cut screw rod becomes long, just can heighten the height of whole regulation truckle and make the gyro wheel structure unsettled, at this moment, the crew cut screw rod, the bearing structure is just regarded as to the base structure, the gyro wheel structure has been replaced, the stationarity is high, can alleviate the pressure of gyro wheel structure, can ensure the durable of gyro wheel structure, and, the whole height of adjusting the truckle can be adjusted through rotatory crew cut screw rod, in case each condition unbalanced appears between the regulation truckle, also can adjust, in order to ensure the balance of article, will avoid appearing the problem of rocking when stewing, the stationarity is strong.
The roller structure includes a connecting shaft 112 fixed to the lower end of the bracket 103, a bearing 113 sleeved outside the connecting shaft 112, a rotatable hub 114 sleeved outside the bearing 113, and a roller 115 sleeved outside the hub 114.
The mute base 109 plays the effect of shock attenuation buffering and silence, and the bottom surface of mute base 109 is equipped with anti-skidding grid line, plays anti-skidding effect.
The utility model discloses a novel structure is reasonable, is equipped with the bearing structure and replaces the gyro wheel structure when stewing, and the stationarity is high, thereby can alleviate the pressure of gyro wheel structure and ensure its durable to possess altitude mixture control function and balanced regulatory function, avoid appearing the rocking problem, and have the regulation truckle of shock attenuation buffer function and silence antiskid function.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (3)
1. An adjusting caster is characterized by comprising a bottom plate, an upper wave plate, a support, a plurality of steel balls, a connecting plate and a roller structure, wherein the upper wave plate is fixed at the lower end of the bottom plate and is in linkage connection with the bottom plate, the support is arranged at the lower end of the upper wave plate, the steel balls are annularly arranged between the upper wave plate and the support and enable the upper wave plate and the support to relatively rotate, the connecting plate is arranged at the inner top of the support, the roller structure is arranged at the lower end of the support and can rotate along with the support, and a threaded hole column with threads;
the regulating caster also comprises a flat-head screw which sequentially penetrates through the threaded hole column, the connecting disc, the bracket, the upper wave disc and the bottom plate from bottom to top, the flat-head screw comprises a screw body and a head part arranged at the tail end of the screw body, and the head part of the flat-head screw faces downwards;
the adjusting foot wheel further comprises a base structure arranged at the lower end of the flat head screw, the base structure comprises a base shell which is sleeved outside the screw body and clamped at the upper end of the head of the flat head screw, a mute base which is embedded in the base shell and is sleeved outside the screw body and clamped at the upper end of the head of the flat head screw and plays a role in damping, buffering and muting, a first nut which plays a role in limiting and fixing on the base shell and the mute base is sleeved outside the screw body, a second nut which plays a role in limiting and fixing on the screw hole column is sleeved on the screw body, and thereby the length of the exposed screw body is adjusted through rotating the flat head screw to achieve the effect of adjusting the height.
2. The adjustable caster according to claim 1, wherein the roller structure comprises a connecting shaft fixed to the lower end of the bracket, a bearing sleeved outside the connecting shaft, a hub rotatably sleeved outside the bearing, and a roller fixed to the hub.
3. An adjustable castor according to claim 1 or claim 2, wherein the base of the silent base is provided with an anti-slip grid.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920679874.2U CN209869949U (en) | 2019-05-14 | 2019-05-14 | Adjustable caster |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920679874.2U CN209869949U (en) | 2019-05-14 | 2019-05-14 | Adjustable caster |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209869949U true CN209869949U (en) | 2019-12-31 |
Family
ID=68964889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920679874.2U Expired - Fee Related CN209869949U (en) | 2019-05-14 | 2019-05-14 | Adjustable caster |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209869949U (en) |
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2019
- 2019-05-14 CN CN201920679874.2U patent/CN209869949U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
|
CF01 | Termination of patent right due to non-payment of annual fee |