CN212472971U - Double-piece universal caster with braking system - Google Patents
Double-piece universal caster with braking system Download PDFInfo
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- CN212472971U CN212472971U CN202021631493.6U CN202021631493U CN212472971U CN 212472971 U CN212472971 U CN 212472971U CN 202021631493 U CN202021631493 U CN 202021631493U CN 212472971 U CN212472971 U CN 212472971U
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Abstract
The utility model relates to the technical field of the structure of a caster wheel, in particular to a double-piece universal caster wheel with a braking system; the device comprises an installation bottom plate, wherein a support fork is arranged below the installation bottom plate; a universal rotating module is arranged between the mounting bottom plate and the bracket fork; the lower end of the bracket fork is provided with a double-wheel structure; the double-piece universal caster is also provided with a brake control handle and a brake pad; the brake control handle is arranged on the bracket fork, and the brake pad is positioned between the brake control handle and the double-wheel structure; the lower end of the brake control handle is provided with a handle pressing boss, and the brake pad comprises an upper fork piece and a pressing clamping table; after the brake control handle is pressed, the handle pressing boss presses the brake pad, an upper fork piece of the brake pad is tilted upwards, and the universal rotating module is buckled; and the pressing and clamping table is buckled with the double-wheel structure. The utility model discloses a universal caster is double round of circle structure, and wearing and tearing are little during the braking, and the braking is high-efficient, required accessory is few, more lightweight, and the practicality is high.
Description
Technical Field
The utility model relates to a rotate the technical field of the structure of truckle, especially relate to a take braking system biplate universal caster.
Background
The caster is widely applied to various electrical equipment, furniture, industrial/commercial goods movement, cart carrying and medical equipment/instruments, and the rated bearing weight of the caster in the prior art is closely related to the material used by the caster, the diameter of the wheel and the width of the wheel width; when the equipment using the wheels is limited by a certain height and simultaneously needs to meet the requirements of bearing capacity, steering flexibility and parking stability, under the condition of using the same material, the method for increasing the width of the wheel spokes is a common method. However, when the width of a single wheel is increased, the friction force generated between the caster and the ground is increased, the steering force is also increased, dragging and sliding between the tread and the ground can occur, and the wheel sheet can be damaged due to severe tread abrasion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be equipped with braking system, the universal caster structure of double round setting, its braking wearing and tearing are little, and its accessory is lighter-weighted, and accessory quantity still less, and assembly process still less, and automatic volume is produced more high-efficiently.
The utility model adopts the technical proposal that: a double-piece universal caster with a braking system comprises an installation bottom plate, wherein a support fork is arranged below the installation bottom plate; a universal rotating module is arranged between the mounting bottom plate and the bracket fork; the lower end of the bracket fork is provided with a double-wheel structure;
the double-piece universal caster is also provided with a brake control handle and a brake pad; the brake control handle is arranged on the bracket fork, and the brake pad is positioned between the brake control handle and the double-wheel structure; the lower end of the brake control handle is provided with a handle pressing boss, and the brake pad comprises an upper fork piece and a pressing clamping table;
after the brake control handle is pressed, the handle pressing boss presses the brake pad, an upper fork piece of the brake pad is tilted upwards, and the universal rotating module is buckled; and the pressing and clamping table is buckled with the double-wheel structure.
Further, the universal rotation module comprises an upper rail steel ball groove, an upper rail steel ball group, a lower rail steel ball groove and a lower rail steel ball group; the upper track steel ball group is arranged in a groove of the upper track steel ball groove, and the lower track steel ball group is arranged in a groove of the lower track steel ball groove; the upper track steel bead grooves and the lower track steel bead grooves are matched and arranged in pairs and are fixedly connected in series through the central socket nails.
Furthermore, a plurality of saw tooth holes are formed in the lower rail steel ball groove; one or more fork strips are arranged on the upper fork piece; after the upper fork piece tilts upwards, the fork strip moves into the sawtooth hole, so that the brake pad and the lower rail steel ball groove are tightly clamped and locked.
Further, the double-wheel structure consists of two circular wheel rings; each round wheel ring comprises a wheel hub and an elastic body outer wheel ring arranged outside the wheel hub; and a ball bearing disposed within the hub; the number of the pressing clamping tables on the brake pad is two, and the pressing clamping tables correspond to the two circular rims respectively; after the brake pad is pressed, the pressing clamping tables press the elastic body outer wheel ring of the corresponding round wheel ring respectively, so that the pressing clamping tables and the elastic body outer wheel ring are clamped and locked.
Furthermore, two sides of each circular rim are provided with anti-winding covers which are arranged at two ends of the ball bearing.
The two-piece universal caster further comprises a wheel rim connecting screw rod, the lower end of the support fork is of an inverted U-shaped structure, mounting holes are formed in two sides of the inverted U-shaped structure, the wheel rim connecting screw rod penetrates through the mounting hole in one side, penetrates through the two circular wheel rims and penetrates through the mounting hole in the other side, and the two circular wheel rims are mounted on the support fork.
Further, the support fork is further provided with two shaft holes, the two sides of the brake control handle are respectively provided with an installation shaft lever, and the two installation shaft levers are respectively buckled in the shaft holes, so that the brake control handle is installed on the support fork, and the installation shaft levers rotate relative to the shaft holes.
The utility model discloses a universal caster, which is provided with a bracket fork, and a universal rotating module is arranged on the bracket fork; the lower end of the bracket fork is provided with a double-wheel structure; the brake control handle is arranged on the bracket fork, and the brake pad is positioned between the brake control handle and the double-wheel structure; the lower end of the brake control handle is provided with a handle pressing boss, and the brake pad comprises an upper fork piece and a pressing clamping table; after the brake control handle is pressed, the handle pressing boss presses the brake pad, an upper fork piece of the brake pad is tilted upwards, and the universal rotating module is buckled; and the pressing and clamping table is buckled with the double-wheel structure. Therefore, the universal caster of the utility model is of a double-wheel-ring structure, the abrasion is small during braking, and after the braking control handle is pressed, the upper fork piece of the brake pad is upwards tilted to buckle the universal rotating module, and meanwhile, the upper fork piece of the brake pad is upwards tilted to buckle the universal rotating module; therefore, the brake is efficient, requires few parts, is lighter in weight, and has high practicability.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of a twin-plate caster with a braking system according to the present invention;
fig. 2 is a schematic diagram of the blasting structure of the two-piece caster with braking system of the present invention;
FIG. 3 is a schematic structural diagram of the dual-piece caster of the present invention before and after braking;
FIG. 4 is a schematic view of a brake lever according to the present invention;
fig. 5 is a schematic structural view of the braking control handle and the brake pad of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, it is a schematic structural view of the dual-piece caster with braking system of the present invention; as shown in fig. 2, it is a schematic diagram of the blasting structure of the dual-blade caster with braking system of the present invention; the utility model discloses a two-piece universal caster with braking system, which comprises an installation bottom plate 2, wherein a support fork 5 is arranged below the installation bottom plate 2; a universal rotating module is arranged between the mounting bottom plate 2 and the bracket fork 5; the lower end of the bracket fork 5 is provided with a double-wheel structure;
in the present invention, as shown in fig. 3, the structure of the caster wheel is schematically shown before and after braking; the double-piece universal caster is also provided with a brake control handle 15 and a brake pad 13; the braking control handle 15 is mounted on the bracket fork 5, and the brake pad 13 is positioned between the braking control handle 15 and the double-wheel structure; the lower end of the brake control handle 15 is provided with a handle pressing boss 151, and the brake pad 13 comprises an upper fork piece 131 and a pressing clamping table 132; after the brake control handle 15 is pressed, the handle pressing boss 151 presses the brake pad 13, and the upper fork piece 131 of the brake pad 13 tilts upwards to clamp the universal rotation module; and the pressing block 132 is fastened to the dual wheel structure.
As a preferred embodiment, the universal rotation module comprises an upper rail steel ball groove 3, an upper rail steel ball group 4, a lower rail steel ball groove 7 and a lower rail steel ball group 6; the upper track steel ball group 4 is arranged in the groove of the upper track steel ball groove 3, and the lower track steel ball group 6 is arranged in the groove of the lower track steel ball groove 7; the upper track steel ball groove 3 and the lower track steel ball groove 7 are matched and arranged in pairs and are fixedly connected in series through the central socket nail 1.
As shown in fig. 4, it is a schematic view of a disassembled structure of the braking control handle of the present invention; as shown in fig. 5, it is a schematic structural view of the braking control handle and the brake pad of the present invention; in the utility model, a plurality of saw tooth holes 71 are arranged on the lower track steel ball groove 7; one or more fork strips 133 are arranged on the upper fork piece 131; after the upper fork piece 131 tilts upwards, the fork strip 133 moves into the sawtooth hole 71, so that the brake pad 13 and the lower rail steel ball groove 7 are tightly locked.
Illustratively, the dual wheel structure consists of two circular rims; each circular wheel ring comprises a wheel hub 11 and an elastic body outer wheel ring 12 arranged outside the wheel hub 11; and a ball bearing 10 disposed within the hub 11; the number of the pressing clamping tables 132 on the brake pad 13 is two, and the two pressing clamping tables correspond to the two circular rims respectively; after the brake pad 13 is pressed, the two pressing clamping tables 132 respectively press the outer wheel ring 12 of the elastic body of the corresponding round wheel ring, so that the pressing clamping tables 132 and the outer wheel ring 12 of the elastic body are tightly clamped and locked. And anti-winding covers 9 are arranged on two sides of each circular rim and are arranged at two ends of the ball bearing 10. For example, in the utility model, the ball bearing 10 is firstly placed in the wheel hub 11 forming die, and the bearing is embedded in the wheel hub through the wheel hub injection molding; then, the formed hub is placed into an elastomer outer ring mold, and the ball bearing, the hub and the elastomer outer ring are integrated through injection molding; and finally, the left end and the right end are provided with anti-winding covers. The assembly combination of the wheels is realized.
The utility model discloses in, biplate casters still includes wheel rim connecting screw 8, the lower extreme of support fork 5 is for falling "U" type structure, it is equipped with the mounting hole to fall "U" type structure both sides, wheel rim connecting screw 8 passes behind the mounting hole of one side, passes two the wheel rim wears out the mounting hole of opposite side again, with two the wheel rim is installed on the support fork 5. Still be equipped with two shaft holes 51 on the support fork 5, on braking brake lever 15, be equipped with installation axostylus axostyle 152, two respectively in both sides installation axostylus axostyle 152 buckle respectively is in the shaft hole 51, make braking brake lever 15 installs on the support fork 5, just installation axostylus axostyle 152, for shaft hole 51 rotates, preferably, the utility model discloses in, braking lever 15 is at the braking in-process, rotatable about 75 degrees realizes the dual brake braking of universal rotation module and wheel rim.
The utility model discloses a universal caster, which is provided with a bracket fork, and a universal rotating module is arranged on the bracket fork; the lower end of the bracket fork is provided with a double-wheel structure; the brake control handle is arranged on the bracket fork, and the brake pad is positioned between the brake control handle and the double-wheel structure; the lower end of the brake control handle is provided with a handle pressing boss, and the brake pad comprises an upper fork piece and a pressing clamping table; after the brake control handle is pressed, the handle pressing boss presses the brake pad, an upper fork piece of the brake pad is tilted upwards, and the universal rotating module is buckled; and the pressing and clamping table is buckled with the double-wheel structure. Therefore, the universal caster of the utility model is of a double-wheel-ring structure, the abrasion is small during braking, and after the braking control handle is pressed, the upper fork piece of the brake pad is upwards tilted to buckle the universal rotating module, and meanwhile, the upper fork piece of the brake pad is upwards tilted to buckle the universal rotating module; therefore, the brake is efficient, requires few parts, is lighter in weight, and has high practicability.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A double-piece universal caster with a braking system comprises an installation bottom plate, wherein a support fork is arranged below the installation bottom plate; the universal rotating module is arranged between the mounting bottom plate and the bracket fork; the lower end of the bracket fork is provided with a double-wheel structure;
the double-piece universal caster is also provided with a brake control handle and a brake pad; the brake control handle is arranged on the bracket fork, and the brake pad is positioned between the brake control handle and the double-wheel structure; the lower end of the brake control handle is provided with a handle pressing boss, and the brake pad comprises an upper fork piece and a pressing clamping table;
after the brake control handle is pressed, the handle pressing boss presses the brake pad, an upper fork piece of the brake pad is tilted upwards, and the universal rotating module is buckled; and the pressing and clamping table is buckled with the double-wheel structure.
2. The twin castor according to claim 1, wherein: the universal rotation module comprises an upper track steel ball groove, an upper track steel ball group, a lower track steel ball groove and a lower track steel ball group; the upper track steel ball group is arranged in a groove of the upper track steel ball groove, and the lower track steel ball group is arranged in a groove of the lower track steel ball groove; the upper track steel bead grooves and the lower track steel bead grooves are matched and arranged in pairs and are fixedly connected in series through the central socket nails.
3. The twin castor according to claim 2, wherein: a plurality of saw tooth holes are formed in the lower rail steel ball groove; one or more fork strips are arranged on the upper fork piece; after the upper fork piece tilts upwards, the fork strip moves into the sawtooth hole, so that the brake pad and the lower rail steel ball groove are tightly clamped and locked.
4. The twin castor according to claim 2, wherein: the double-wheel structure consists of two circular wheel rings; each round wheel ring comprises a wheel hub and an elastic body outer wheel ring arranged outside the wheel hub; and a ball bearing disposed within the hub; the number of the pressing clamping tables on the brake pad is two, and the pressing clamping tables correspond to the two circular rims respectively; after the brake pad is pressed, the pressing clamping tables press the elastic body outer wheel ring of the corresponding round wheel ring respectively, so that the pressing clamping tables and the elastic body outer wheel ring are clamped and locked.
5. The twin castor according to claim 4, wherein: and anti-winding covers are arranged on two sides of each circular rim and are arranged at two ends of the ball bearing.
6. The twin castor according to claim 4, wherein: the two-piece universal caster further comprises a wheel rim connecting screw rod, the lower end of the support fork is of an inverted U-shaped structure, mounting holes are formed in two sides of the inverted U-shaped structure, the wheel rim connecting screw rod penetrates through the two circular wheel rims after penetrating through the mounting hole in one side, penetrates through the mounting hole in the other side, and the two circular wheel rims are mounted on the support fork.
7. The twin castor according to claim 4, wherein: the brake control handle is characterized in that the support fork is further provided with two shaft holes, the two sides of the brake control handle are respectively provided with an installation shaft lever, and the two installation shaft levers are respectively buckled in the shaft holes, so that the brake control handle is installed on the support fork, and the installation shaft levers rotate relative to the shaft holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631493.6U CN212472971U (en) | 2020-08-07 | 2020-08-07 | Double-piece universal caster with braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631493.6U CN212472971U (en) | 2020-08-07 | 2020-08-07 | Double-piece universal caster with braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212472971U true CN212472971U (en) | 2021-02-05 |
Family
ID=74451846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021631493.6U Active CN212472971U (en) | 2020-08-07 | 2020-08-07 | Double-piece universal caster with braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212472971U (en) |
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2020
- 2020-08-07 CN CN202021631493.6U patent/CN212472971U/en active Active
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