CN201154648Y - Brake universal castor - Google Patents
Brake universal castor Download PDFInfo
- Publication number
- CN201154648Y CN201154648Y CNU2007200617435U CN200720061743U CN201154648Y CN 201154648 Y CN201154648 Y CN 201154648Y CN U2007200617435 U CNU2007200617435 U CN U2007200617435U CN 200720061743 U CN200720061743 U CN 200720061743U CN 201154648 Y CN201154648 Y CN 201154648Y
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- CN
- China
- Prior art keywords
- axle
- brake
- hub
- universal caster
- arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a braking type universal caster wheel which is characterized in that: a fixed axle base also comprises a braking axle hole and an axle bush; the axle bush is internally provided with an internal ring platform and the fixed axle hole and the axle bush are coaxial; a braking device is made of a braking axle, a transmission rod and a brake bar by integrated forming; a roller wheel is made of a cylindrical spoke and a wheel hub by integrated forming, the wheel hub is provided with an annular embossment and a through groove, and a plurality of baffles along the radial direction are distributed in the spoke uniformly; the braking axle is pivotally connected with the braking axle hole; a fixed axle is inserted in the wheel hub and is pivotally connected with the wheel hub which is inserted into the axle bush, the annular embossment is matched with the internal ring platform, the wheel hub is pivotally connected with the axle bush and the fixed axle, and the brake bar is matched with the baffle. By adopting the structure, when the transmission rod is operated, the braking axle rotates, the brake bar at two ends of the braking axle can enter the gap between two adjacent baffles, so as to prevent the rotation of the roller wheel; when the transmission rod moves along the opposite direction, the brake bar departs from the gap between two adjacent baffles, and the roller wheel can rotate; therefore, the universal caster wheel can effectively prevent the rotation of the roller wheel and has convenient usage.
Description
Technical field
The utility model relates to a kind of furniture part, especially a kind of universal caster wheel.
Background technology
Present prior art, as Chinese patent ZL200520057909.7, invention and created name: universal caster wheel.A kind of universal caster wheel comprises wheel seat, roller, dead axle and is connected the adapter shaft formation of usefulness, roller is articulated in the both sides of wheel seat, described wheel seat comprises that connecting axle bed, dead axle seat and arc covers, dead axle is installed in the dead axle hole on the dead axle seat, adapter shaft inserts in the connection axis hole that connects axle bed, and adapter shaft one end is that polished rod axle, the other end have the fixedly screw thread of usefulness.Existing problems are: can not prevent that roller from rolling, use inconvenient.
Summary of the invention
The purpose of this utility model is: a kind of brake type universal caster wheel is provided, and it can prevent effectively that roller from rolling, and is easy to use.
The utility model is achieved in that a kind of brake type universal caster wheel comprises wheel seat, roller, dead axle constitutes with the adapter shaft that is connected usefulness, roller is articulated in the both sides of wheel seat, described wheel seat comprises the connection axle bed, dead axle seat and arc lid, dead axle is installed in the dead axle hole on the dead axle seat, adapter shaft inserts in the connection axis hole that connects axle bed, adapter shaft one end is the polished rod axle, the other end has the fixedly screw thread of usefulness, its special character is: the braking axis hole that also has an arc on the described dead axle seat, be positioned at the axle sleeve of both sides, dead axle hole, ring platform in one is arranged in the axle sleeve, and the dead axle hole is coaxial with axle sleeve; Described connection axle bed, dead axle seat, axle sleeve, braking axis hole and arc lid are made with the plastic material one-shot forming; Also comprise a brake equipment, described brake equipment is made by brake axle, drive link, brake rod one-shot forming; Described roller is made by tubular spoke, the hub one-shot forming of an end opening, and hub one end has annular protrusion, through slot vertically, is uniform-distribution with several baffle plates radially in the spoke; Brake axle articulates with the braking axis hole; The dead axle end is inserted in the hub and is articulated with hub, and hub inserts in the axle sleeve, and annular protrusion cooperates with interior ring platform, and hub and axle sleeve, dead axle articulate, and brake rod cooperates with baffle plate.
Described brake type universal caster wheel, its special character is: in the axis hole of described connection axle bed, a bleeder port that communicates with the external world is arranged.
Described brake type universal caster wheel, its special character is: the annular fixture block that square or arc are arranged in the axis hole of described connection axle bed; The annular slot of square or arc is arranged on the polished rod axle of described adapter shaft, and annular fixture block cooperates with annular slot.
Described brake type universal caster wheel, its special character is: between two axle sleeves mounting hole is arranged.
Described brake type universal caster wheel, its special character is: described drive link is class " U " shape, and an end and brake axle are fixedly connected, and the other end and stretcher are fixedly connected; The arc of pedestal covers a side and can insert in the groove of drive link.
A kind of brake type universal caster wheel of the utility model, also have on the described dead axle seat arc the braking axis hole, be positioned at the axle sleeve of both sides, dead axle hole, ring platform in is arranged in the axle sleeve; Described connection axle bed, dead axle seat, axle sleeve, braking axis hole and arc lid are made with the plastic material one-shot forming; Also comprise a brake equipment, described brake equipment is made by brake axle, drive link, brake rod one-shot forming; Described roller is made by tubular spoke, the hub one-shot forming of an end opening, and hub one end has annular protrusion, through slot vertically, is uniform-distribution with several baffle plates radially in the spoke; Brake axle articulates with the braking axis hole; The dead axle end is inserted in the hub and is articulated with hub, and hub inserts in the axle sleeve, and annular protrusion cooperates with interior ring platform, and hub and axle sleeve, dead axle articulate, and brake rod cooperates with baffle plate.Since adopt such structure, the operation drive link, brake axle rotates, and the brake rod at brake axle two ends can enter in the gap between adjacent two baffle plates, can prevent that like this roller from rotating; Drive link is moved in the opposite direction, and brake rod leaves in the gap between adjacent two baffle plates, and roller is rotatable; So it can prevent effectively that roller from rotating, and is easy to use.
Description of drawings
Fig. 1-the 1st, three-dimensional exploded view of the present utility model.
Fig. 1-2 is a block diagram of the present utility model.
Fig. 2 is the three-dimensional cutaway view of the utility model roller.
Fig. 3 is the block diagram of the utility model roller.
Fig. 4 is the block diagram of the utility model wheel seat.
Fig. 5 is one of three-dimensional cutaway view of the utility model wheel seat.
Fig. 6 be the utility model wheel seat three-dimensional cutaway view two.
Fig. 7 is the block diagram of the utility model brake equipment.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Shown in Fig. 1-1, Fig. 1-2, the adapter shaft 4 that a kind of brake type universal caster wheel comprises wheel seat 1, roller 2, dead axle 5 and is connected usefulness constitutes, and roller 2 is articulated in the both sides of wheel seat 1.
Make by tubular spoke 21, hub 22 one-shot formings of an end opening as roller 2 as described in Fig. 2, Fig. 3, hub 22 1 ends and spoke are fixedly connected, hub 22 other ends have annular protrusion 221, through slot vertically 222, are uniform-distribution with several baffle plates 23 radially in the spoke 21;
As Fig. 4, Fig. 5, shown in Figure 6, described wheel seat 1 comprises and connects axle bed 14, dead axle seat 12 and arc lid 11, also have on the described dead axle seat 12 arc braking axis hole 122, be positioned at the axle sleeve 13 of 122 both sides, dead axle hole, ring platform 131 in is arranged in the axle sleeve 13; Described connection axle bed 14, dead axle seat 12, axle sleeve 13, braking axis hole 122, dead axle hole 121 and the 11 usefulness plastic material one-shot formings of arc lid are made; Described dead axle hole 122 is coaxial with axle sleeve 13, between two axle sleeves 13 mounting hole 132 is arranged, and roller 2 can be installed, be dismantled to the setting of mounting hole 132 easily.
Dead axle 5 is fixedly mounted on the dead axle hole 121 of dead axle seat 12, and adapter shaft 4 inserts in the connection axis hole 141 that connects axle bed 14, and adapter shaft 4 one ends are that polished rod axle 42, the other end have the fixedly screw thread 41 of usefulness.
The annular fixture block 142 that square or arc are arranged in the axis hole 141 of described connection axle bed 14; In the axis hole 141 of described connection axle bed 14, a bleeder port 143 that communicates with the external world is arranged, the axis hole 141 that bleeder port 143 can prevent adapter shaft and be connected axle bed 14 produces gaseous tensions.
The annular slot 421 that square or arc are arranged on the polished rod axle 42 of described adapter shaft 4, annular fixture block 142 cooperates with annular slot 421.
Also comprise a brake equipment 3, as shown in Figure 7, described brake equipment 3 is made by brake axle 31, drive link 33, brake rod 32 one-shot formings; Brake axle 31 articulates with braking axis hole 121; Interior and hub 22 pivot joints of axis hole of hub 22 are inserted in dead axle 5 ends, and hub 22 inserts in the axle sleeves 13, and the annular protrusion 221 of hub 22 cooperates with the interior ring platform 131 of axle sleeve 13, hub 22 and axle sleeve 13, dead axle 5 pivot joints, and brake rod 32 cooperates with baffle plate 23.
Described drive link 33 is class " U " shape, and an end and brake axle 31 are fixedly connected, and the other end and stretcher 34 are fixedly connected; The arc of pedestal 1 covers 11 1 sides and can insert in the groove 35 of drive link 33.
The utility model can be widely used in various furniture, as office chair, sofa, tables and chairs and baby carrier.
Claims (8)
1, a kind of brake type universal caster wheel adapter shaft of comprising wheel seat, roller, dead axle and being connected usefulness constitutes, roller is articulated in the both sides of wheel seat, described wheel seat comprises that connecting axle bed, dead axle seat and arc covers, dead axle is installed on the dead axle hole of dead axle seat, adapter shaft inserts in the connection axis hole that connects axle bed, adapter shaft one end is that polished rod axle, the other end have the fixedly screw thread of usefulness, it is characterized in that: also have on the described dead axle seat arc the braking axis hole, be positioned at the axle sleeve of both sides, dead axle hole, ring platform in one is arranged in the axle sleeve, and the dead axle hole is coaxial with axle sleeve; Described connection axle bed, dead axle seat, axle sleeve, braking axis hole and arc lid are made with the plastic material one-shot forming; Also comprise a brake equipment, described brake equipment is made by brake axle, drive link, brake rod one-shot forming; Described roller is made by tubular spoke, the hub one-shot forming of an end opening, and hub one end has annular protrusion, through slot vertically, is uniform-distribution with several baffle plates radially in the spoke; Brake axle articulates with the braking axis hole; The dead axle end is inserted in the hub and is articulated with hub, and hub inserts in the axle sleeve, and annular protrusion cooperates with interior ring platform, and hub and axle sleeve, dead axle articulate, and brake rod cooperates with baffle plate.
2, brake type universal caster wheel according to claim 1 is characterized in that: in the axis hole of described connection axle bed, a bleeder port that communicates with the external world is arranged.
3, brake type universal caster wheel according to claim 1 and 2 is characterized in that: the annular fixture block that square or arc are arranged in the axis hole of described connection axle bed; The annular slot of square or arc is arranged on the polished rod axle of described adapter shaft, and annular fixture block cooperates with annular slot.
4, brake type universal caster wheel according to claim 1 and 2 is characterized in that: between two axle sleeves mounting hole is arranged.
5, brake type universal caster wheel according to claim 3 is characterized in that: between two axle sleeves mounting hole is arranged.
6, brake type universal caster wheel according to claim 1 and 2 is characterized in that: described drive link is class " U " shape, and an end and brake axle are fixedly connected, and the other end and stretcher are fixedly connected; The arc of pedestal covers a side and can insert in the groove of drive link.
7, brake type universal caster wheel according to claim 3 is characterized in that: described drive link is class " U " shape, and an end and brake axle are fixedly connected, and the other end and stretcher are fixedly connected; The arc of pedestal covers a side and can insert in the groove of drive link.
8, brake type universal caster wheel according to claim 4 is characterized in that: described drive link is class " U " shape, and an end and brake axle are fixedly connected, and the other end and stretcher are fixedly connected; The arc of pedestal covers a side and can insert in the groove of drive link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200617435U CN201154648Y (en) | 2007-12-18 | 2007-12-18 | Brake universal castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200617435U CN201154648Y (en) | 2007-12-18 | 2007-12-18 | Brake universal castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201154648Y true CN201154648Y (en) | 2008-11-26 |
Family
ID=40102436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200617435U Expired - Lifetime CN201154648Y (en) | 2007-12-18 | 2007-12-18 | Brake universal castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201154648Y (en) |
-
2007
- 2007-12-18 CN CNU2007200617435U patent/CN201154648Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081126 |