CN202299826U - Four-wheel pulley - Google Patents
Four-wheel pulley Download PDFInfo
- Publication number
- CN202299826U CN202299826U CN2011204496703U CN201120449670U CN202299826U CN 202299826 U CN202299826 U CN 202299826U CN 2011204496703 U CN2011204496703 U CN 2011204496703U CN 201120449670 U CN201120449670 U CN 201120449670U CN 202299826 U CN202299826 U CN 202299826U
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- CN
- China
- Prior art keywords
- pulley
- wheel
- pedestal
- adjustment hole
- rod
- 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 - Fee Related
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Abstract
The utility model is applied to the field of door and window hardware, and provides a four-wheel pulley, which comprises a pulley base, a pulley yoke, two inner towers, four sliding wheels and two supporting axles, wherein every two sliding wheels are rotatably arranged on the inner towers, and two adjusting holes are arranged in the pulley base; and the pulley yoke is arranged on the two adjusting holes through the two supporting axles, and the two inner towers are respectively arranged on the two supporting axles. After the technical scheme is adopted, the traditional outer tower is replaced by the pulley base, and the pulley base is simpler in manufacturing process and is lower in production cost, so that the problems that the traditional four-wheel pulley structure is complicated in structure and high in production are better solved.
Description
Technical field
The utility model belongs to the door and window hardware field, relates in particular to a kind of four-wheel pulley.
Background technology
Existing four-wheel pulley generally is installed on the bottom of door and window, and said door and window is installed on the doorframe and window frame through the four-wheel pulley.Wherein, all four-wheel pulleys are provided with four movable pulleies, and said movable pulley is installed on the slide rail that doorframe and window frame is provided with, and said door and window slides on pulley through movable pulley.
Existing four-wheel pulley generally is provided with outrigger, wheel carrier and internal frame; Said internal frame is installed among the outrigger; Said wheel carrier is installed on the internal frame, and said movable pulley is installed on the wheel carrier, though this structure can realize the basic function of four-wheel pulley preferably; But because structure is comparatively complicated, cost of production is higher.
The utility model content
The purpose of the utility model is to provide a kind of four-wheel pulley, and it is comparatively complicated to be intended to solve existing four-wheel pulley structure, the problem that cost of production is high.
The utility model is to realize like this; A kind of four-wheel pulley comprises a pulley pedestal, a pulley yoke, two internal frames, four movable pulleies, two bolsters; Said movable pulley is rotating in twos to be installed on the internal frame; Said pulley pedestal is provided with two adjustment holes, and said pulley yoke is installed on two adjustment holes through two bolsters, and said two internal frames are installed on respectively on two bolsters.
Wherein, said pulley pedestal is provided with two adjustment hole seats, and said two adjustment holes are opened in respectively on the two adjustment hole seats.
Wherein, said adjustment hole is an inclined hole, and the angle of inclination is 30～60 degree.
Wherein, said pulley pedestal is processed by metal material or plastic material.
Wherein, Comprise being used to regulate the height adjusting unit of four-wheel pulley height, the screw rod fixture that said height adjusting unit comprises adjusting screw(rod), regulates nut and be used for fixing adjusting screw(rod), said adjusting screw(rod) is provided with a holddown groove; Said screw rod fixture is installed on the pulley pedestal; Itself and holddown groove are connected, and said adjusting nut is installed on the pulley yoke, and said adjusting screw(rod) is threaded with the adjusting nut.
Wherein, offer two installing holes on the said pulley pedestal, said mounting hole site is in the left and right sides of two adjustment hole seats.
Wherein, said pulley pedestal adopts die casting or Shooting Technique to process.
After adopting above technical scheme, said four-wheel pulley adopts the pulley pedestal to replace existing outrigger, and said pulley pedestal manufacturing process is comparatively simple, and cost of production is lower, and it is comparatively complicated to solve existing four-wheel pulley structure preferably, the problem that cost of production is high.In addition, said pulley pedestal is provided with two adjustment hole seats, and said adjustment hole seat is provided with and respectively is provided with an adjustment hole; Said pulley yoke is installed on two adjustment holes; Only be provided with an adjustment hole with existing four-wheel pulley and compare, the weight that said pulley yoke bears can be shared by two adjustment hole seats, has alleviated the weight that single adjustment hole seat carries greatly; Significantly reduce the loss of adjustment hole seat, prolonged the application life of four-wheel pulley.
Description of drawings
Fig. 1 is that the master of the four-wheel pulley that provides of the utility model embodiment looks sketch map.
Fig. 2 is the schematic top plan view of the four-wheel pulley that provides of the utility model embodiment.
Fig. 3 is the elevational schematic view of the four-wheel pulley that provides of the utility model embodiment.
Fig. 4 is that sketch map is looked on the left side of the four-wheel pulley that provides of the utility model embodiment.
Fig. 5 is the exploded perspective view of the four-wheel pulley that provides of the utility model embodiment.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 1-5; The utility model provides a kind of four-wheel pulley; Comprise a pulley pedestal 1, a pulley yoke 2,5,51, four movable pulleies 3,31,32,33 of two internal frames and two bolsters 11,12, said movable pulley 3,31,32,33 rotating in twos being installed on two internal frames 5,51.Specifically, said movable pulley 3,31 is mounted on the internal frame 51 through installation shaft 7,71, and said installation shaft 7,71 is mounted on the movable pulley installing hole 8,81 that internal frame 51 offers; Said movable pulley 32,33 is mounted on the internal frame 5 through installation shaft 72,73, and said installation shaft 72,73 is installed on the movable pulley installing hole 82,83 that internal frame 5 offers.In the present embodiment, said pulley pedestal 1 adopts die casting or Shooting Technique to process.
See also Fig. 1-5, said pulley pedestal 1 is strip, which is provided with two adjustment hole seats 13,14; Install for ease, smaller internal frame 51,5 inner widths of the thickness of said adjustment hole seat 13,14 offer adjustment hole 130,140 respectively on the said adjustment hole seat 13,14; Said adjustment hole 13,14 is an inclined hole; Be specially the inclination waist-shaped hole, its angle of inclination is 30～60 degree, and best angle is 45 degree; Said pulley yoke 2 is installed on the adjustment hole 140,130 through two bolsters peace 11,12, and said two internal frames 5,51 are positioned at pulley yoke 2 and are installed on respectively on two bolsters 11,12.Specifically, offer pulley yoke installing hole 21,22 on the said pulley yoke 2, said bolster 12,11 passes pulley yoke installing hole 21,22 pulley yoke 2 is installed on the adjustment hole 140,130; Offer internal frame installing hole 501,511 on the said internal frame 5,51, said internal frame installing hole 501,511 is installed on the bolster 11,12.
After adopting above technical scheme; Said four-wheel pulley adopts pulley pedestal 1 to replace existing outrigger, and said pulley pedestal 1 is processed for metal material or plastic material, can adopt die casting or Shooting Technique to make; Manufacturing process is comparatively simple; Cost of production is lower, and it is comparatively complicated better to have solved existing four-wheel pulley structure, the problem that cost of production is high.In addition; Said pulley pedestal is provided with two adjustment hole seats 13,14, and said pulley yoke 2 is installed on two adjustment holes 130,140, only is provided with an adjustment hole with existing four-wheel pulley and compares; The weight that said pulley yoke 2 bears can be shared by two adjustment hole seats 13,14; Alleviate the weight that single adjustment hole seat carries greatly, significantly reduced the loss of adjustment hole seat, prolonged the application life of four-wheel pulley.
See also Fig. 1-5; A kind of four-wheel pulley that the utility model provides also comprises height adjusting unit; Said height adjusting unit is to be used to regulate the height of four-wheel pulley; Comprise adjusting screw(rod) 4, regulate nut 42 and screw rod fixture 41, said screw rod fixture 41 is fixedly installed on the pulley pedestal 1, is used for adjusting screw(rod) 4 is fixed on pulley pedestal 1.Specifically; Said adjusting screw(rod) 4 is provided with a holddown groove 40, offers a screw rod fixing hole 410 on the said screw rod fixture 41, and the thickness and the holddown groove of said screw rod firmware 41 are suitable; Said fixing hole 410 is stuck in the holddown groove 40, and said adjusting screw(rod) 4 just has been fixed on the pulley pedestal.Said adjusting nut 42 is installed on the pulley yoke 2, and said adjusting screw(rod) 4 is threaded with adjusting nut 41.
After adopting above technical scheme; During rotation adjusting screw rod 4; Its drive adjusting nut 42 and pulley yoke 2 move along the length direction of four-wheel pulley, and when pulley yoke 2 moved, the bolster 11,12 on it moved in adjustment hole 140,130; Because said adjustment hole 140,130 is an inclined hole; The height of said bolster 11,12 on adjustment hole 140,130 can change, the height of said pulley yoke 2 can along with bolster 11,12 in the change in location of adjustment hole 140,130 and raise or reduce, the height of whole four-wheel pulley increases or reduces.
See also Fig. 1-5, said pulley pedestal is also offered two installing holes 6,61, and said installing hole 6,61 is positioned at two adjustment hole seats, 13,14 left and right sides; When needing the four-wheel pulley to be mounted on the door and window, only need to pass installing hole 6,61 the four-wheel pulley is mounted on the door and window with screw, very convenient.Because installing hole 6,61 is positioned at adjustment hole seat 13,14 left and right sides, said four-wheel pulley is stressed more even, has improved its application life.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. four-wheel pulley; It is characterized in that: comprise a pulley pedestal, a pulley yoke, two internal frames; Four movable pulleies, two bolsters, said movable pulley is rotating in twos to be installed on the internal frame, and said pulley pedestal is provided with two adjustment holes; Said pulley yoke is installed on two adjustment holes through two bolsters, and said two internal frames are installed on respectively on two bolsters.
2. a kind of four-wheel pulley as claimed in claim 1 is characterized in that: said pulley pedestal is provided with two adjustment hole seats, and said two adjustment holes are opened in respectively on the two adjustment hole seats.
3. according to claim 1 or claim 2 a kind of four-wheel pulley, it is characterized in that: said adjustment hole is an inclined hole, the angle of inclination is 30～60 degree.
4. a kind of four-wheel pulley as claimed in claim 1 is characterized in that: said pulley pedestal is processed by metal material or plastic material.
5. a kind of four-wheel pulley as claimed in claim 1; It is characterized in that: comprise being used to regulate the height adjusting unit of four-wheel pulley height, the screw rod fixture that said height adjusting unit comprises adjusting screw(rod), regulates nut and be used for fixing adjusting screw(rod), said adjusting screw(rod) is provided with a holddown groove; Said screw rod fixture is installed on the pulley pedestal; Itself and holddown groove are connected, and said adjusting nut is installed on the pulley yoke, and said adjusting screw(rod) is threaded with the adjusting nut.
6. a kind of four-wheel pulley as claimed in claim 1 is characterized in that: offer two installing holes on the said pulley pedestal, said mounting hole site is in the left and right sides of two adjustment hole seats.
7. a kind of four-wheel pulley as claimed in claim 1 is characterized in that: said pulley pedestal adopts die casting or Shooting Technique to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204496703U CN202299826U (en) | 2011-11-11 | 2011-11-11 | Four-wheel pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204496703U CN202299826U (en) | 2011-11-11 | 2011-11-11 | Four-wheel pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202299826U true CN202299826U (en) | 2012-07-04 |
Family
ID=46368750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204496703U Expired - Fee Related CN202299826U (en) | 2011-11-11 | 2011-11-11 | Four-wheel pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202299826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173392A (en) * | 2018-11-09 | 2020-05-19 | 派阁国际(香港)有限公司 | Pulley component |
-
2011
- 2011-11-11 CN CN2011204496703U patent/CN202299826U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173392A (en) * | 2018-11-09 | 2020-05-19 | 派阁国际(香港)有限公司 | Pulley component |
| CN111173392B (en) * | 2018-11-09 | 2021-08-27 | 派阁国际(香港)有限公司 | Pulley component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20151111 |
|
| EXPY | Termination of patent right or utility model |