CN200971685Y - Pulley device - Google Patents
Pulley device Download PDFInfo
- Publication number
- CN200971685Y CN200971685Y CN 200620067898 CN200620067898U CN200971685Y CN 200971685 Y CN200971685 Y CN 200971685Y CN 200620067898 CN200620067898 CN 200620067898 CN 200620067898 U CN200620067898 U CN 200620067898U CN 200971685 Y CN200971685 Y CN 200971685Y
- Authority
- CN
- China
- Prior art keywords
- sliding seat
- holder
- pulley
- screw
- bar
- 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 a pulley device, which consists of a fixed seat, a movable seat, a pulley and a pin shaft. The pin shaft passes through the fixed seat, movable seat and pulley so that the pulley is sheathed in the movable seat and the movable seat is threaded into the fixed seat through a screw; a supporting and limiting piece that provides supporting and limiting function for the movable seat is arranged on the fixed seat, while the main body of the movable seat is arranged in the space formed by the fixed seat and the supporting and limiting piece. The utility model provides a pulley device which has a good stability and can save production cost.
Description
Technical field
The utility model is specifically related to a kind of pulley gear.
Background technology
At present, the pulley gear on the market only comes the position of geocoded activity seat mostly by the self-tapping screw on the holder, owing to the force unbalance that is subjected to of sliding seat, make that its stability is very poor, in addition, pulley gear all adopts metal material to make mostly, makes cost of manufacture very high.
Summary of the invention
For overcoming the deficiency of above-mentioned background technology, the purpose of this utility model provides a kind of good stability, and saves the pulley gear of the slide door or window of cost of production.
For achieving the above object, the technical solution of the utility model is a kind of pulley gear, this device is made up of holder, sliding seat, pulley and bearing pin, bearing pin passes holder, sliding seat and pulley and pulley is nested with in sliding seat, sliding seat is passed through a screw cross-under in holder, be provided with on holder sliding seat is provided support support limit part with position-limiting action, described sliding seat main body is positioned at holder and the formed space of support limit part.
Described holder is a box body structure, form by header board, back plate, upper cover plate and side plate, the bottom of holder and a sidepiece are uncovered setting, be provided with two corresponding first bar-shaped troughs respectively at the header board of holder and the place, base angle of back plate, and convex with two first baffle plate and second baffles that are parallel to each other respectively at header board and the inboard of back plate, the two ends of first bar-shaped trough, described upper cover plate has first screw;
Described sliding seat is made of front panel, rear board and top cover, the cube structure that is hollow out, sliding seat is contained in the holder, be respectively equipped with on described front panel and the rear board and the first bar shaped groove shape coupling and second bar-shaped trough that intersects, described top cover has second screw that the screw with the holder upper cover plate is complementary;
Described bearing pin passes second bar-shaped trough of first bar-shaped trough, sliding seat of holder and pulley successively and pulley is articulated on the sliding seat;
Second screw that described screw passes first screw of holder upper cover plate and sliding seat top cover flexibly connects sliding seat and holder, and makes in the mobilizable header board at holder of sliding seat, back plate, first baffle plate, second baffle and the formed space of upper cover plate and move forward and backward along the screw direction.
Distance between described first baffle plate and the second baffle is a bit larger tham the width of sliding seat panel.
The top board of described sliding seat is set up a T type snap close, and the length of its T type main body is a bit larger tham the width of first baffle plate.
The bottom of described pulley is provided with groove, and the width of groove is a bit larger tham the width with its corresponding slideway.
The used material of above-mentioned parts is plastic material.
The utility model has the advantages that, set up track in the holder, stress point is evenly distributed, stability strengthens, and adopts plastic material to replace original metal material to save cost.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the schematic diagram of the utility model embodiment pulley.
Fig. 3 is the utility model embodiment internal construction schematic diagram.
Fig. 4 is the structural representation of the utility model embodiment holder inside.
Fig. 5 is the schematic diagram of the utility model embodiment sliding seat.
Fig. 6 is the schematic diagram of the utility model embodiment sliding seat T type snap close.
Fig. 7 is the structural representation of the utility model embodiment integral body.
Fig. 8 is the structural representation in the utility model embodiment cross section.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further.
Embodiment
Shown in Fig. 1,2,3,7,8, a kind of pulley gear, this device is made up of holder 1, sliding seat 2, pulley 3 and bearing pin 4, bearing pin 4 passes holder 1, sliding seat 2 and pulley 3 and pulley 3 is nested with in sliding seat 2, sliding seat 2 is passed through screw 5 cross-under in holder 1, be provided with on holder 1 sliding seat 2 is provided support support limit part 10 with position-limiting action, described sliding seat 2 main bodys are positioned at holder 1 and support limit part 10 formed spaces.
As shown in Figure 4, described holder 1 is a box body structure, form by header board 12, back plate 14, upper cover plate 16 and side plate 18, the bottom of holder 1 and a sidepiece are uncovered setting, be provided with two corresponding first bar-shaped troughs 120 respectively at the header board 12 of holder 1 and the place, base angle of back plate 14, and convex with two first baffle plate 100 and second baffles 102 that are parallel to each other respectively at header board 12 and the inboard of back plate 14, the two ends of first bar-shaped trough 120, described upper cover plate 16 has first screw 160;
Shown in Fig. 5,6, described sliding seat 2 is made of front panel 20, rear board 22 and top cover 24, the cube structure that is hollow out, sliding seat 2 is contained in the holder 1, be respectively equipped with and first bar-shaped trough, 120 form fit and the second crossing bar-shaped trough 220 on described front panel 20 and the rear board 22, described top cover 24 has second screw 240 that the screw with holder upper cover plate 16 is complementary;
Described bearing pin 4 passes second bar-shaped trough 220 of first bar-shaped trough 120, sliding seat of holder and pulley successively and pulley 3 is articulated on the sliding seat 2;
Second screw 140 that described screw 5 passes first screw 160 of holder upper cover plate 16 and sliding seat top cover flexibly connects sliding seat 2 and holder 1, and makes in the mobilizable header board 12 at holder of sliding seat, back plate 14, first baffle plate 100, second baffle 120 and the upper cover plate 16 formed spaces and move forward and backward along screw 5 directions.
Distance between described first baffle plate 100 and the second baffle 102 is a bit larger tham the width of sliding seat front panel 20.
The top cover 24 of described sliding seat is set up a T type snap close 26, and the length of its T type main body is a bit larger tham the width of first baffle plate 100.
The bottom of described pulley 3 is provided with groove 30, and the width of groove 30 is a bit larger tham the width of corresponding slideway 6 with it.
Sliding seat 3 places in the support limit part 10 and can slide up and down, because first baffle plate 100 and second baffle 102 have formed the trapped orbit of sliding seat 3, stress point is increased, and stability strengthened when it was slided.
Above-mentioned parts are plastic material and make, and have saved raw-material cost, have increased income.
Claims (6)
1, a kind of pulley gear, this device is made up of holder (1), sliding seat (2), pulley (3) and bearing pin (4), bearing pin (4) passes holder (1), sliding seat (2) and pulley (3) and pulley (3) is nested with in sliding seat (2), sliding seat (2) is passed through a screw (5) cross-under in holder (1), it is characterized in that: be provided with on holder (1) sliding seat (2) is provided support support limit part (10) with position-limiting action, described sliding seat (2) main body is positioned at holder (1) and the formed space of support limit part (10).
2, pulley gear according to claim 1, it is characterized in that described holder (1) is a box body structure, by header board (12), back plate (14), upper cover plate (16) and side plate (18) are formed, the bottom and a sidepiece of holder (1) are uncovered setting, be provided with two corresponding first bar-shaped troughs (120) respectively at the header board (12) of holder (1) and the place, base angle of back plate (14), and in the inboard of header board (12) with back plate (14), the two ends of first bar-shaped trough convex with two first baffle plates (100) that are parallel to each other and second baffle (102) respectively, and described upper cover plate (16) has first screw (160);
Described sliding seat (2) is made of front panel (20), rear board (22) and top cover (24), the cube structure that is hollow out, sliding seat (2) is contained in the holder (1), be respectively equipped with and first bar-shaped trough (120) form fit and crossing second bar-shaped trough (220) on described front panel (20) and the rear board (22), described top cover (24) has second screw (240) that the screw with holder upper cover plate (16) is complementary;
Described bearing pin (4) passes second bar-shaped trough (220) of first bar-shaped trough (120), sliding seat of holder and pulley (3) successively and pulley is articulated on the sliding seat (2);
Second screw (140) that described screw (5) passes first screw (160) of holder upper cover plate (16) and sliding seat top cover flexibly connects sliding seat (2) and holder (1), and makes in the mobilizable header board at holder of sliding seat (2) (12), back plate (14), first baffle plate (100), second baffle (102) and the formed space of upper cover plate (16) and move forward and backward along screw (5) direction.
3, pulley gear according to claim 2 is characterized in that the distance between described first baffle plate (100) and the second baffle (102) is a bit larger tham the width of sliding seat front panel (20).
4, pulley gear according to claim 2 it is characterized in that the top cover (24) of described sliding seat is set up a T type snap close (26), and the length of its T type main body is a bit larger tham the width of first baffle plate (100).
5, pulley gear according to claim 1 it is characterized in that the bottom of described pulley (3) is provided with groove (30), and the width of groove (30) is a bit larger tham the width of corresponding slideway with it (6).
6, pulley gear according to claim 1 is characterized in that the used material of above-mentioned parts is plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620067898 CN200971685Y (en) | 2006-11-21 | 2006-11-21 | Pulley device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620067898 CN200971685Y (en) | 2006-11-21 | 2006-11-21 | Pulley device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200971685Y true CN200971685Y (en) | 2007-11-07 |
Family
ID=38882940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620067898 Expired - Fee Related CN200971685Y (en) | 2006-11-21 | 2006-11-21 | Pulley device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200971685Y (en) |
-
2006
- 2006-11-21 CN CN 200620067898 patent/CN200971685Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071107 Termination date: 20091221 |