CN216033529U - Adjustable caster - Google Patents
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- CN216033529U CN216033529U CN202121528905.8U CN202121528905U CN216033529U CN 216033529 U CN216033529 U CN 216033529U CN 202121528905 U CN202121528905 U CN 202121528905U CN 216033529 U CN216033529 U CN 216033529U
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- mounting frame
- rotating shaft
- caster
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- supporting
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Abstract
The utility model discloses an adjustable caster, comprising: a main mounting frame; the auxiliary mounting frame is rotatably mounted on the main mounting frame, the auxiliary mounting frame is provided with trundles and supporting legs around a rotating shaft of the auxiliary mounting frame, and the auxiliary mounting frame can control the trundles or the supporting legs to contact the ground in the rotating process; and the switching mechanism is arranged on the main mounting rack and used for controlling the auxiliary mounting rack to rotate. The auxiliary mounting frame is rotatably mounted on the main mounting frame, and the auxiliary mounting frame is simultaneously provided with supporting legs and casters. In the process of the rotation of the auxiliary mounting rack, the supporting state of the supporting legs and the supporting state of the caster can be switched by controlling the switching mechanism. When using the supporting legs as bearing structure, braking effect is good to the truckle is in idle state, has cancelled and has used the direct pivoted structure that restricts the truckle of arrestment mechanism in traditional truckle design, has improved the life of truckle.
Description
Technical Field
The utility model relates to a caster, in particular to an adjustable caster.
Background
The caster includes a movable caster and a fixed caster, and the caster is usually directly installed and used as a standard component. The caster needs to be braked in some application occasions, for example, a brake structure such as a brake is arranged to limit rotation of the caster, when the caster bears heavy objects, because the contact area of the caster and the ground is small, the brake form such as the brake is unreliable for limiting movement of the caster, relative movement of the caster is possible to occur, and when the weight borne by the caster is large, if acting force in the horizontal direction is received, the brake structure of the caster is easy to damage, the service life of the caster is shortened, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the adjustable caster provided by the utility model can avoid potential safety hazards caused by damage of a braking structure in the use of the traditional caster, has good supporting and moving capabilities, and is reasonable in design and convenient to use.
An adjustable caster according to an embodiment of the present invention, comprising:
a main mounting frame;
the auxiliary mounting frame is rotatably mounted on the main mounting frame, a caster and a supporting leg are arranged on the auxiliary mounting frame around a rotating shaft of the auxiliary mounting frame, and the auxiliary mounting frame can control the caster or the supporting leg to contact the ground in the rotating process;
and the switching mechanism is arranged on the main mounting rack and used for controlling the auxiliary mounting rack to rotate.
According to the embodiment of the utility model, at least the following technical effects are achieved:
the auxiliary mounting frame is rotatably mounted on the main mounting frame, and supporting legs and casters are arranged on the auxiliary mounting frame at the same time. The auxiliary mounting frame can be controlled to rotate through the adjusting and switching mechanism, and the auxiliary mounting frame can be switched between a state that the supporting legs are in contact with the ground to support and a state that the caster wheels are in contact with the ground to support in the rotating process. When using the supporting legs as bearing structure, braking effect is good to the truckle is in idle state, has cancelled and has used the direct pivoted structure that restricts the truckle of arrestment mechanism in traditional truckle design, has prolonged the life of truckle.
According to some embodiments of the utility model, the main mounting frame is provided with a connector to facilitate mounting on other mechanisms.
According to the embodiment of the utility model, at least the following technical effects are achieved:
the main mounting frame is provided with a connecting piece which can be a fastener and is fixedly arranged on other mechanisms through bolts for example; fasteners may also be removably mounted to other mechanisms, such as by a snap. .
According to some embodiments of the present invention, the switching mechanism includes a screw rod and a first rotating shaft, the first rotating shaft is rotatably installed on the main mounting bracket in a horizontal direction, the screw rod is inserted through the first rotating shaft in a direction perpendicular to the first rotating shaft and is threadedly connected to the first rotating shaft, and a lower end of the screw rod is rotatably connected to the auxiliary mounting bracket.
According to the embodiment of the utility model, at least the following technical effects are achieved:
adopt above-mentioned structural design's this embodiment, the user can control vice mounting bracket through adjusting screw and rotate, vice mounting bracket can carry out the state that supports at supporting legs contact ground and the truckle contact ground switches between the state that supports, reasonable in design, convenient to use at the rotation in-process.
According to some embodiments of the present invention, the switching mechanism includes a ball screw, a screw mounting base and a driving motor, the screw mounting base is rotatably mounted on the main mounting base along a horizontal direction, the ball screw is inserted into the screw mounting base and the tail end of the ball screw is rotatably connected with the auxiliary mounting base, and the driving motor is mounted on the screw mounting base and is in transmission connection with the ball screw.
According to the embodiment of the utility model, at least the following technical effects are achieved:
adopt above-mentioned structural design's this embodiment, ball screw is connected in the driving motor transmission, ball screw's terminal rotation connects vice mounting bracket, can rotate by the vice mounting bracket of automatic control through driving motor, automatic switch-over between the support state of realization supporting legs or the support state of truckle, high durability and convenient use, reasonable in design adopts ball screw transmission mode to adopt ball screw's transmission design for point contact rolling motion, the motion is steady, in service frictional resistance is little, sensitivity is high, transmission efficiency is high.
According to some embodiments of the utility model, the switching mechanism comprises a hydraulic cylinder and a hydraulic cylinder mounting base, the hydraulic cylinder mounting base is rotatably mounted on the main mounting base in the horizontal direction, the hydraulic cylinder is mounted on the hydraulic cylinder mounting base, and a piston rod of the hydraulic cylinder is hinged to the auxiliary mounting base.
According to the embodiment of the utility model, at least the following technical effects are achieved:
the hydraulic cylinder is used as main driving power, the hydraulic cylinder can be installed on some heavy-load mechanisms, and meanwhile, automatic switching between a state that the supporting legs are in contact with the ground to support and a state that the caster is in contact with the ground to support can be achieved.
According to some embodiments of the utility model, the adjustable caster further comprises a limiting mechanism for limiting a rotation range of the secondary mounting frame, the limiting mechanism comprises a limiting block and a second rotating shaft, one end of the limiting block is rotatably mounted on the main mounting frame, the other end of the limiting block is provided with a limiting groove, the second rotating shaft is mounted on the secondary mounting frame, an end portion of the second rotating shaft is slidably mounted in the limiting groove, and the second rotating shaft respectively corresponds to a state that the supporting legs are in contact with the ground for supporting and a state that the caster is in contact with the ground for supporting when sliding to two ends of the limiting groove.
According to the embodiment of the utility model, at least the following technical effects are achieved:
adopt above-mentioned structural design's this embodiment, the second pivot can slide in the spacing groove, and the both ends of spacing groove correspond the support state of supporting legs and the support state of truckle respectively, can ensure through the spacing groove that the sub-mount switches between the support state of supporting legs and the support state of truckle when rotating.
According to some embodiments of the utility model, the adjustable caster further comprises a locking mechanism for locking the rotation of the secondary mounting bracket when the support foot contacts the ground.
According to the embodiment of the utility model, at least the following technical effects are achieved:
through setting up locking mechanism, can restrict the rotation of vice mounting bracket, can guarantee to use supporting legs as main bearing structure's stability and security when using the pneumatic cylinder as main power.
According to some embodiments of the utility model, the support legs are U-shaped, and the upper ends of the support legs are mounted on the secondary mounting frame.
According to the embodiment of the utility model, at least the following technical effects are achieved:
the supporting legs adopting the U-shaped structural design have good structural strength, and the lower ends of the supporting legs adopting the U-shaped structural design are smoothly transited curved surfaces, so that the state switching is smooth.
According to some embodiments of the utility model, the bottom of the support foot is provided with a non-slip mat.
According to some embodiments of the utility model, the support foot is internally provided with a reinforcement.
According to the embodiment of the utility model, at least the following technical effects are achieved:
the structure that the reinforcing ribs are arranged in the supporting legs can further improve the structural strength of the supporting legs.
According to some embodiments of the utility model, the caster is a caster.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of a motor drive of the present invention;
FIG. 4 is a schematic diagram of a switching mechanism according to the present invention;
FIG. 5 is a schematic diagram of a hydraulic cylinder drive of the present invention;
FIG. 6 is a schematic structural view of a locking mechanism of the present invention;
in the figure: 100-a main mounting frame, 200-an auxiliary mounting frame, 210-a caster, 220-a supporting foot, 221-a reinforcing rib, 300-a switching mechanism, 301-a screw rod, 302-a first rotating shaft, 311-a ball screw, 312-a screw rod mounting seat, 313-a driving motor, 321-a hydraulic cylinder, 322-a hydraulic cylinder mounting seat, 400-a limiting mechanism, 410-a limiting block, 411-a limiting groove, 420-a second rotating shaft, 500-a locking mechanism, 510-a wedge block, 511-a guide rod, 512-a handle, 513-a spring and 520-a stop block.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, the present invention provides an adjustable caster, including:
a main mounting frame 100;
the auxiliary mounting rack 200 is rotatably mounted on the main mounting rack 100, the auxiliary mounting rack 200 is provided with casters 210 and supporting legs 220 around a rotating shaft of the auxiliary mounting rack 200, and the casters 210 or the supporting legs 220 can be controlled to contact the ground in the rotating process of the auxiliary mounting rack 200;
and a switching mechanism 300 provided on the main mount 100 for controlling the rotation of the sub-mount 200.
The sub-mount 200 is rotatably installed on the main mount 100, and the sub-mount 200 is provided with both the support legs 220 and the caster 210. During the rotation of the sub-mount 200, the switching mechanism 300 is controlled to switch between a state in which the support legs 220 are supported in contact with the ground and a state in which the caster 210 is supported in contact with the ground. When the supporting feet 220 are used as the supporting structure, the braking effect is good, the caster 210 is in an idle state, a structure that the rotation of the caster 210 is directly limited by using a braking mechanism in the traditional design of the caster 210 is eliminated, and the service life of the caster 210 is prolonged.
In some embodiments of the present invention, connectors are provided on the main mount 100 to facilitate mounting to other mechanisms.
In this embodiment, the main mounting frame 100 is provided with a connecting member, which may be a fastening member, for example, fixedly mounted on other mechanisms by bolts; fasteners may also be removably mounted to other mechanisms, such as by a snap. The adjustable caster wheel can be arranged on other mechanisms such as mechanical equipment, transportation equipment, furniture and the like by arranging the connecting piece.
In some embodiments of the present invention, the switching mechanism 300 includes a screw 301 and a first rotating shaft 302, the first rotating shaft 302 is rotatably installed on the main mounting bracket 100 in a horizontal direction, the screw 301 is inserted through the first rotating shaft 302 in a direction perpendicular to the first rotating shaft 302 and is threadedly connected to the first rotating shaft 302, and a lower end of the screw 301 is rotatably connected to the sub-mounting bracket 200.
Referring to fig. 1 and 2, in particular, the adjustable caster of the present embodiment includes a main mounting bracket 100, an auxiliary mounting bracket 200 and a switching mechanism 300, the auxiliary mounting bracket 200 is rotatably mounted on the main mounting bracket 100, the auxiliary mounting bracket 200 is provided with casters 210 and supporting feet 220 around its own rotation axis, the switching mechanism 300 can control the rotation angle of the auxiliary mounting bracket 200, and further can switch the working mode supported by the casters 210 or the working mode supported by the supporting feet 220, the switching mechanism 300 includes a screw 301 and a first rotation axis 302, the first rotation axis 302 is rotatably mounted on the main mounting bracket 100 along the horizontal direction, the screw 301 penetrates the first rotation axis 302 along the direction perpendicular to the first rotation axis 302 and is in threaded connection with the first rotation axis 302, the lower end of the screw 301 is rotatably connected with the auxiliary mounting bracket 200, during operation, by rotating the screw 301, the screw 301 can move up and down on the first rotation axis 302, the lower end of the screw 301 is connected with the position of the auxiliary mounting bracket 200 far from the rotation axis, thereby can drive vice mounting bracket 200 and rotate, adopt screw rod 301 as driver part moreover, vice mounting bracket 200 receives the effect of external force and can not reverse drive screw rod 301 and rotate when carrying out the switching of working mode to realize self-locking function. Adopt above-mentioned structural design's this embodiment, user can accomplish through adjusting screw 301 and switch between the support state of supporting legs 220 or the support state of truckle 210, reasonable in design, convenient to use.
In some embodiments of the present invention, the switching mechanism 300 includes a ball screw 311, a screw mount 312, and a driving motor 313, the screw mount 312 is rotatably mounted on the main mount 100 in a horizontal direction, the ball screw 311 is inserted into the screw mount 312 and rotatably connected to the sub mount 200 at an end thereof, and the driving motor 313 is mounted on the screw mount 312 and is drivingly connected to the ball screw 311.
Referring to fig. 3 and 4, in particular, the present embodiment includes a main mounting frame 100, an auxiliary mounting frame 200 and a switching mechanism 300, the auxiliary mounting frame 200 is rotatably mounted on the main mounting frame 100, the auxiliary mounting frame 200 is provided with casters 210 and supporting legs 220 around its own rotating shaft, the switching mechanism 300 can control the rotating angle of the auxiliary mounting frame 200, further, the supporting legs 220 can be automatically switched between a state of supporting in contact with the ground and a state of supporting in contact with the ground by the casters 210, the switching mechanism 300 includes a ball screw 311, a screw mounting seat 312 and a driving motor 313, the screw mounting seat 312 is rotatably mounted on the main mounting frame 100 along a horizontal direction, the ball screw 311 can vertically penetrate through the screw mounting seat 312 and the tail end is rotatably connected to the auxiliary mounting frame 200, and the driving motor 313 is mounted on the screw mounting seat 312 and is in transmission connection with the ball screw 311. When the automatic switching device works, the driving motor 313 is in transmission connection with the ball screw 311, the tail end of the ball screw 311 is in rotation connection with the auxiliary mounting frame 200, the auxiliary mounting frame 200 can be automatically controlled to rotate through the driving motor 313, and automatic switching between the supporting states of the supporting legs 220 and the supporting states of the casters 210 is achieved. A plurality of balls are arranged between the ball screw 311 and the screw mounting seat 312, the transmission mode of the ball screw 311 is a point contact rolling motion, the transmission design of the ball screw 311 is adopted, the motion is stable, the friction resistance in work is small, the sensitivity is high, and the transmission efficiency is high. The embodiment adopting the structural design can be applied to some light-load carrying devices, such as intelligent trolleys.
In some embodiments of the present invention, the switching mechanism 300 includes a hydraulic cylinder 321 and a hydraulic cylinder mounting base 322, the hydraulic cylinder mounting base 322 is rotatably mounted on the main mounting frame 100 in a horizontal direction, the hydraulic cylinder 321 is mounted on the hydraulic cylinder mounting base 322, and a piston rod of the hydraulic cylinder 321 is hinged to the sub-mounting frame 200.
Referring to fig. 5 and 6, specifically, the present embodiment includes a main mounting frame 100, an auxiliary mounting frame 200 and a switching mechanism 300, the auxiliary mounting frame 200 is rotatably mounted on the main mounting frame 100, the auxiliary mounting frame 200 is provided with casters 210 and supporting legs 220 around its own rotation axis, the switching mechanism 300 can control a rotation angle of the auxiliary mounting frame 200, further, the automatic switching between a state in which the supporting legs 220 contact the ground to support and a state in which the casters 210 contact the ground to support can be performed, the switching mechanism 300 includes a hydraulic cylinder 321 and a hydraulic cylinder mounting base 322, the hydraulic cylinder mounting base 322 is rotatably mounted on the main mounting frame 100 along a horizontal direction, the hydraulic cylinder 321 is mounted on the hydraulic cylinder mounting base 322, and a piston rod of the hydraulic cylinder 321 is hinged to the auxiliary mounting frame 200. The hydraulic cylinder 321 can drive the sub-mount 200 to rotate, and the hydraulic cylinder 321 is used as a main driving power, so that the present embodiment can be applied to some heavy-duty loading devices, such as machine tools.
In some embodiments of the present invention, the adjustable caster further includes a limiting mechanism 400 for limiting a rotation range of the secondary mounting bracket 200, the limiting mechanism 400 includes a limiting block 410 and a second rotating shaft 420, one end of the limiting block 410 is rotatably installed on the main mounting bracket 100, the other end is provided with a limiting groove 411, the second rotating shaft 420 is installed on the secondary mounting bracket 200, an end of the second rotating shaft 420 is slidably installed in the limiting groove 411, and the second rotating shaft 420 respectively corresponds to a state where the supporting leg 220 contacts the ground for supporting and a state where the caster 210 contacts the ground for supporting when sliding to both ends of the limiting groove 411.
Adopt above-mentioned structural design's this embodiment, second pivot 420 can slide in spacing groove 411, spacing groove 411 can restrict vice mounting bracket 200's turned angle, the both ends of spacing groove 411 correspond respectively that supporting legs 220 contact ground carries out the state that supports and truckle 210 contact ground carries out the state that supports, can ensure through spacing groove 411 that vice mounting bracket 200 only can contact ground at supporting legs 220 when rotating and carry out the state that supports and truckle 210 contact ground carries out to switch between the state that supports and can not break away from its rotation range of settlement.
In some embodiments of the present invention, the adjustable caster further comprises a locking mechanism capable of restricting the rotation of the sub-mount 200 when the support foot 220 contacts the ground.
When the utility model is arranged on a heavy-load carrying device, the utility model is also provided with a locking mechanism, the rotation of the auxiliary mounting rack 200 can be limited by the locking mechanism, and the stability and the safety of using the supporting feet 220 as a main supporting structure when using the hydraulic cylinder 321 as main power can be ensured.
In some embodiments of the present invention, the locking mechanism includes a wedge 510 and a stopper 520, the structure of the secondary mounting bracket 200 corresponding to the wedge 510 is provided with a sliding slot, the wedge 510 is slidably mounted in the sliding slot, the upper end of the wedge 510 is provided with a guide rod 511, the upper end of the guide rod 511 extends outside the secondary mounting bracket 200 and is provided with a handle 512, a spring 513 is sleeved on a portion of the guide rod 511 located in the sliding slot, and the stopper 520 is mounted on the primary mounting bracket 100 and is used for cooperating with the wedge 510 to realize a locking function.
In some embodiments of the present invention, the supporting legs 220 have a U-shaped structure, and the upper ends of the supporting legs 220 are mounted on the secondary mounting bracket 200.
The supporting leg 220 adopting the U-shaped structural design has good structural strength, and the lower end of the supporting leg 220 adopting the U-shaped structural design is a smooth transition curved surface, so that the state switching is smooth.
In some embodiments of the utility model, the bottom of the support feet 220 are provided with a non-slip pad.
In some embodiments of the utility model, the support feet 220 are provided with stiffening ribs 221 on the inside.
The structure in which the reinforcing ribs 221 are provided inside the support leg 220 can further improve the structural strength of the support leg 220.
In some embodiments of the utility model, caster 210 is a castor or a directional caster.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An adjustable caster, comprising:
a main mounting frame (100);
the auxiliary mounting frame (200) is rotatably mounted on the main mounting frame (100), the auxiliary mounting frame (200) is provided with casters (210) and supporting feet (220) around a rotating shaft of the auxiliary mounting frame, and the casters (210) or the supporting feet (220) can be controlled to be in contact with the ground in the rotating process of the auxiliary mounting frame (200);
the switching mechanism (300) is arranged on the main mounting frame (100) and is used for controlling the auxiliary mounting frame (200) to rotate.
2. The adjustable caster wheel as claimed in claim 1, wherein the switching mechanism (300) comprises a screw (301) and a first rotating shaft (302), the first rotating shaft (302) is rotatably installed on the main mounting frame (100) along a horizontal direction, the screw (301) is threaded on the first rotating shaft (302) along a direction perpendicular to the first rotating shaft (302) and is connected with the first rotating shaft (302) in a threaded manner, and a lower end of the screw (301) is rotatably connected with the auxiliary mounting frame (200).
3. The adjustable caster according to claim 1, wherein the switching mechanism (300) comprises a ball screw (311), a screw mounting seat (312) and a driving motor (313), the screw mounting seat (312) is rotatably mounted on the main mounting frame (100) along a horizontal direction, the ball screw (311) is arranged on the screw mounting seat (312) in a penetrating way and the tail end of the ball screw is rotatably connected with the auxiliary mounting frame (200), and the driving motor (313) is mounted on the screw mounting seat (312) and is in transmission connection with the ball screw (311).
4. The adjustable caster according to claim 1, wherein the switching mechanism (300) comprises a hydraulic cylinder (321) and a hydraulic cylinder mounting (322), the hydraulic cylinder mounting (322) being rotatably mounted on the main mounting (100) in a horizontal direction, the hydraulic cylinder (321) being mounted on the hydraulic cylinder mounting (322), a piston rod of the hydraulic cylinder (321) being hinged to the secondary mounting (200).
5. The adjustable caster according to any one of claims 2 to 4, further comprising a limiting mechanism (400) for limiting a rotation range of the secondary mounting bracket (200), wherein the limiting mechanism (400) comprises a limiting block (410) and a second rotating shaft (420), one end of the limiting block (410) is rotatably mounted on the main mounting bracket (100), the other end of the limiting block is provided with a limiting groove (411), the second rotating shaft (420) is mounted on the secondary mounting bracket (200), an end of the second rotating shaft (420) is slidably mounted in the limiting groove (411), and the second rotating shaft (420) respectively corresponds to a state that the supporting leg (220) contacts the ground for supporting and a state that the caster (210) contacts the ground for supporting when sliding to two ends of the limiting groove (411).
6. The adjustable caster according to claim 5, further comprising a locking mechanism for locking the submount (200) when the support foot (220) contacts the ground.
7. The adjustable caster according to claim 6, wherein said support foot (220) is of a U-shaped configuration, the upper end of said support foot (220) being mounted on said secondary mounting bracket (200).
8. The adjustable caster wheel according to claim 7, wherein the bottom of the supporting foot (220) is provided with a non-slip mat.
9. The adjustable caster according to claim 7, wherein the supporting foot (220) is internally provided with a reinforcement (221).
10. The adjustable caster according to claim 1, wherein the caster (210) is a universal caster or a directional caster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528905.8U CN216033529U (en) | 2021-07-06 | 2021-07-06 | Adjustable caster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528905.8U CN216033529U (en) | 2021-07-06 | 2021-07-06 | Adjustable caster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216033529U true CN216033529U (en) | 2022-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121528905.8U Active CN216033529U (en) | 2021-07-06 | 2021-07-06 | Adjustable caster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216033529U (en) |
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2021
- 2021-07-06 CN CN202121528905.8U patent/CN216033529U/en active Active
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Address after: Room 101, Floor 1, Hexiang Science Park Complex Building, No. 98, Lixiang Road, Changsha Area, China (Hunan) Pilot Free Trade Zone, 410100, Changsha, Hunan Province Patentee after: Changsha zhiyiyun Technology Co.,Ltd. Address before: 410003 room 151, third floor, project headquarters of Changsha Jiahai Industrial Park of Hunan Gaojian construction group, Qingzhuhu Road, Qingzhuhu street, Kaifu District, Changsha City, Hunan Province (cluster registration) Patentee before: Changsha zhiyiyun Technology Co.,Ltd. |