CN213927952U

CN213927952U - Door and window hinge

Info

Publication number: CN213927952U
Application number: CN202022514921.3U
Authority: CN
Inventors: 张祥
Original assignee: Fujian Vinassen Door & Window Co ltd
Current assignee: Fujian Vinassen Door & Window Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-08-10
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a door and window hinge relates to five metals technical field. The technical key points are as follows: including the fixing base that the cross-section is L shape, the shorter one side of fixing base cross-section is extended there is the baffle that the cross-section is L shape, the fixing base forms the sliding groove that extends along fixing base length direction with the baffle combination, the longer one side of fixing base cross-section just is close to fixing base one end and is provided with first articulated arm and second articulated arm, first articulated arm one end is provided with the third articulated arm, be provided with one end on the third articulated wall rather than articulated and middle part and second articulated arm articulated fourth articulated arm, the one end that third articulated arm was kept away from to the fourth articulated arm is provided with the sliding block of sliding in the sliding groove, be provided with a plurality of arc holes of evenly arranging along its length direction in the sliding groove, be provided with the spring catch of pegging graft in the arc hole on the sliding block, be provided with the plastics backing plate between fixing base and first articulated arm and the second articulated arm, the utility model has the better positioning effect and the stronger advantage of bearing capacity.

Description

Door and window hinge

Technical Field

The utility model relates to a five metals technical field, more specifically say, it relates to a door and window hinge.

Background

The hinge is a common hardware fitting for a casement window, the common hinge on the market comprises three connecting rods, four connecting rods or a plurality of connecting rods, the stress of different connecting rods is different, the most common hinge with a four-connecting-rod structure comprises a fixed seat, a supporting arm and three cantilevers, the three cantilevers and the supporting arm form a four-connecting-rod structure, the four-connecting-rod structure is connected with two points of the fixed seat, one point is fixedly hinged, and the other point is connected through a sliding block.

The existing door and window hinges have more styles, but have a better door and window angle positioning effect and are less, most door and window hinges realize the door and window angle positioning through the friction force between hinge parts, the bearing capacity is weaker, and the door and window angle positioning is lost after the hinge parts are loosened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door and window hinge, it has better location effect and the stronger advantage of bearing capacity.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a door and window hinge comprises a fixed seat with an L-shaped section, a baffle with an L-shaped section extends from one side of the fixed seat with a shorter section, the fixed seat and the baffle plate are combined to form a sliding groove extending along the length direction of the fixed seat, a first hinge arm and a second hinge arm are arranged at one end of the fixed seat, which is close to the fixed seat, and the longer side of the section of the fixed seat, a third hinged arm is arranged at one end of the first hinged arm, a fourth hinged arm is arranged on the third hinged arm, one end of the fourth hinged arm is hinged with the third hinged arm, and the middle part of the fourth hinged arm is hinged with the second hinged arm, one end of the fourth hinge arm far away from the third hinge arm is provided with a sliding block sliding in the sliding groove, the sliding block is provided with a plurality of arc-shaped holes which are evenly distributed along the length direction of the sliding groove, the sliding block is provided with a spring pin which is inserted in the arc-shaped holes, and plastic base plates are arranged between the fixed seat and the first hinged arm as well as between the fixed seat and the second hinged arm.

By adopting the technical scheme, when the window needs to be opened, acting force is applied to the third hinged arm, so that the third hinged arm applies acting force to the first hinged arm and the fourth hinged arm and deflects the first hinged arm and the fixed seat, and the fourth hinged arm moves under the action of the second hinged arm and the third hinged arm, so that the sliding block moves in the sliding groove; in the moving process of the sliding block, the spring pin on the sliding block can be inserted into the arc-shaped hole on the baffle, and the spring pin can be separated from the arc-shaped hole after a certain force is applied; the plastic backing plate is in a state of mutually applying resistance with the first hinge arm and the second hinge arm.

In conclusion, there is the poor and weak problem of bearing capacity of positioning effect for current door and window hinge, above-mentioned apply the effort to first articulated arm and fourth articulated arm through the third articulated arm, and the third articulated arm drives the sliding tray motion on the fixing base under the effect of second articulated arm, is in to exert resistance each other and the spring catch is pegged graft on the arc hole on the baffle by plastics backing plate respectively with first articulated arm and second articulated arm again to reach better positioning effect and the stronger purpose of bearing capacity.

Furthermore, the one side that the plastics backing plate was kept away from to the baffle and be provided with the joint groove with the arc hole one-to-one, be provided with the lug on the sliding block, be provided with the guide way that is perpendicular mutually and the cross-section is type with baffle length direction on the lug, be provided with the joint piece that is used for grafting joint groove in the guide way.

Through adopting above-mentioned technical scheme, when needs fix the sliding block, the spring catch on the sliding block is pegged graft downtheholely at the arc, and removes the joint piece in the guide way for the joint piece is pegged graft in the joint inslot, can further fix the sliding block.

Furthermore, the one side that the guide way was kept away from to the joint piece is the dull polish setting.

Through adopting above-mentioned technical scheme, the one side that the guide way was kept away from to the joint piece is the dull polish setting, can be convenient for personnel exert the effort to the joint piece, avoid taking place the phenomenon of skidding.

Furthermore, all be provided with the plastic pad cover between third articulated arm and first articulated arm and the fourth articulated arm, the surface of plastic pad cover is the dull polish setting.

Through adopting above-mentioned technical scheme, the setting of plastics pad cover can increase the third articulated arm respectively with the first articulated arm and the fourth articulated arm in the middle of the frictional force to it is stronger to play reinforcing location effect and bearing capacity.

Furthermore, the cover is equipped with the plastic sheath of laminating mutually with fourth articulated arm on the second articulated arm, the surface of plastic sheath is the dull polish setting.

Through adopting above-mentioned technical scheme, the setting of plastic sheath can increase the second articulated arm respectively with the fourth articulated arm and the middle frictional force of fourth articulated arm to further play reinforcing location effect and bearing capacity stronger.

Furthermore, the sliding block is made of plastics, and the surface of the sliding block is frosted.

Through adopting above-mentioned technical scheme, the sliding block is made for plastics and its surface is the dull polish setting, can make the resistance increase between sliding block and the fixing base to it is stronger to play reinforcing location effect and bearing capacity.

Furthermore, the end of the spring pin is arranged in a circular arc shape.

Through adopting above-mentioned technical scheme, the end of spring catch is the circular arc setting, can break away from the in-process in arc hole at the spring catch and play transition guide effect.

Furthermore, the one end that the fixing base is close to the one side of baffle and keeps away from first articulated arm is provided with the fixed block, be provided with rotation direction and the mutually vertically gyro wheel of groove extending direction that slides on the fixed block.

Through adopting above-mentioned technical scheme, when the window was closed, the frame of window took place relative roll with the gyro wheel on the fixed block to avoid window and door and window hinge to take place the scraping.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) acting force is applied to the first hinged arm and the fourth hinged arm through the third hinged arm, the third hinged arm drives the sliding block to move in the sliding groove on the fixed seat under the action of the second hinged arm, then the plastic base plate and the first hinged arm and the second hinged arm respectively apply resistance force to each other, and the spring pin is inserted in the arc-shaped hole in the baffle plate, so that the purposes of better positioning effect and stronger bearing capacity are achieved;

(2) through the arrangement of the plastic cushion cover, the friction force between the third hinged arm and the first hinged arm and between the third hinged arm and the fourth hinged arm can be increased, so that the positioning effect is enhanced, and the bearing capacity is strong;

(3) through setting up the plastic sheath, can increase the second articulated arm respectively with the fourth articulated arm and the middle frictional force of fourth articulated arm to further play reinforcing location effect and bearing capacity are stronger.

Drawings

FIG. 1 is an overall view of the present embodiment;

FIG. 2 is a partial cross-sectional view of the spring pin and the arcuate hole of the present embodiment;

fig. 3 is an enlarged schematic view of a in fig. 1.

Reference numerals: 1. a fixed seat; 2. a baffle plate; 3. a sliding groove; 4. a first hinge arm; 5. a second hinge arm; 6. a third articulating arm; 7. a fourth hinge arm; 8. a sliding block; 9. an arc-shaped hole; 10. a spring pin; 11. a plastic backing plate; 12. a fixed block; 13. a roller; 14. a plastic cushion cover; 15. a plastic sheath; 16. a clamping groove; 17. a bump; 18. a guide groove; 19. and a clamping block.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A door and window hinge, as shown in figure 1 and figure 2, comprises a fixed seat 1 with an L-shaped section, a baffle 2 with an L-shaped section extends from one side of the fixed seat 1 with a shorter section, a sliding groove 3 extending along the length direction of the fixed seat 1 is formed by combining the fixed seat 1 and the baffle 2, one side of the fixed seat 1 with a longer section is rotatably connected with a first hinge arm 4 and a second hinge arm 5 near the fixed seat 1, one end of the first hinge arm 4 is rotatably connected with a third hinge arm 6, a fourth hinge arm 7 with one end hinged with the third hinge arm and the middle hinged with the second hinge arm 5 is arranged on the third hinge arm, one end of the fourth hinge arm 7 far away from the third hinge arm 6 is rotatably connected with a sliding block 8 sliding in the sliding groove 3, a plurality of arc-shaped holes 9 evenly distributed along the length direction are arranged in the sliding groove 3, a spring pin 10 inserted in the arc-shaped holes 9 is arranged on the sliding block 8, a plastic pad 11 is arranged between the fixed seat 1 and the first hinge arm 4 and the second hinge arm 5.

Furthermore, the end of the spring pin 10 is arranged in a circular arc shape, and can play a role in transition guiding when the spring pin 10 is separated from the arc-shaped hole 9.

It is worth mentioning that a fixing block 12 is installed at one end of the fixing seat 1 close to one side of the baffle 2 and far away from the first hinge arm 4, and a roller 13 with a rotation direction perpendicular to the extension direction of the sliding groove 3 is rotatably connected to the fixing block 12. When the window is closed, the frame of the window and the roller 13 on the fixed block 12 roll relatively, so that the window and the hinge of the window are prevented from being scratched.

As shown in fig. 1 and 2, a plastic cushion cover 14 is installed between the third articulated arm 6 and the first articulated arm 4 and between the third articulated arm 6 and the fourth articulated arm 7, the surface of the plastic cushion cover 14 is frosted, so that the friction force between the third articulated arm 6 and the first articulated arm 4 and between the third articulated arm and the fourth articulated arm 7 can be increased, and the positioning effect is enhanced and the bearing capacity is stronger.

Further, the cover is equipped with the plastic sheath 15 of laminating mutually with fourth articulated arm 7 on the second articulated arm 5, and the surface of plastic sheath 15 is the dull polish setting, can increase second articulated arm 5 respectively with the fourth articulated arm 7 and the fourth articulated arm 7 in the middle of the frictional force to further play reinforcing location effect and bearing capacity are stronger.

It is worth mentioning that, the sliding block 8 is made for plastics, and the surface of sliding block 8 is the dull polish setting, can make the resistance increase between sliding block 8 and the fixing base 1 to it is stronger to play reinforcing location effect and bearing capacity.

As shown in fig. 1 and 3, the one surface of the baffle plate 2 far away from the plastic backing plate 11 and the arc-shaped holes 9 are provided with clamping grooves 16 in one-to-one correspondence, the sliding block 8 is fixed with a convex block 17, the convex block 17 is provided with a guide groove 18 which is perpendicular to the length direction of the baffle plate 2 and has a convex cross section, and the guide groove 18 is internally provided with a clamping block 19 for inserting the clamping grooves 16. When needs are fixed the sliding block 8, the spring catch 10 on the sliding block 8 is pegged graft in arc hole 9, and moves the joint piece 19 in the guide way 18 for joint piece 19 is pegged graft in joint groove 16, can further fix the sliding block 8.

Further, the one side that the guide way 18 was kept away from to joint piece 19 is the dull polish setting, can be convenient for personnel exert the effort to joint piece 19, avoid taking place the phenomenon of skidding.

The utility model discloses a working process and beneficial effect as follows: when the window needs to be opened, acting force is applied to the third hinge arm 6, so that the third hinge arm 6 applies acting force to the first hinge arm 4 and the fourth hinge arm 7, the first hinge arm 4 and the fixed seat 1 deflect, and the fourth hinge arm 7 moves under the action of the second hinge arm 5 and the third hinge arm 6, so that the sliding block 8 moves in the sliding groove 3; in the moving process of the sliding block 8, the spring pin 10 on the sliding block can be inserted into the arc-shaped hole 9 on the baffle 2, and the spring pin 10 can be separated from the arc-shaped hole 9 after a certain force is applied; the plastic backing plate 11 is in a state of mutual resistance with the first hinge arm 4 and the second hinge arm 5.

In conclusion, compared with the existing door and window hinge, the door and window hinge has the problems of poor positioning effect and weak bearing capacity, acting force is applied to the first hinge arm 4 and the fourth hinge arm 7 through the third hinge arm 6, the third hinge arm 6 drives the sliding block 8 to move in the sliding groove 3 on the fixing seat 1 under the action of the second hinge arm 5, and then the plastic base plate 11 and the first hinge arm 4 and the second hinge arm 5 are respectively in mutual resistance application and the spring pin 10 is inserted in the arc-shaped hole 9 on the baffle plate 2, so that the purposes of good positioning effect and strong bearing capacity are achieved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A door and window hinge characterized in that: comprises a fixed seat (1) with an L-shaped section, a baffle (2) with an L-shaped section is extended from one side of the fixed seat (1) with a shorter section, a sliding groove (3) extending along the length direction of the fixed seat (1) is formed by combining the fixed seat (1) and the baffle (2), a first articulated arm (4) and a second articulated arm (5) are arranged at one side of the fixed seat (1) with a longer section and close to one end of the fixed seat (1), a third articulated arm (6) is arranged at one end of the first articulated arm (4), a fourth articulated arm (7) with one end articulated with the third articulated arm and the middle part articulated with the second articulated arm (5) is arranged on the third articulated arm, a sliding block (8) sliding in the sliding groove (3) is arranged at one end of the fourth articulated arm (7) far away from the third articulated arm (6), a plurality of arc-shaped holes (9) evenly arranged along the length direction are arranged in the sliding groove (3), the sliding block (8) is provided with a spring pin (10) inserted in the arc-shaped hole (9), and plastic base plates (11) are arranged between the fixed seat (1) and the first hinged arm (4) and between the fixed seat and the second hinged arm (5).

2. A door and window hinge according to claim 1, wherein: one side that plastics backing plate (11) were kept away from in baffle (2) and be provided with joint groove (16) with arc hole (9) one-to-one, be provided with lug (17) on sliding block (8), be provided with on lug (17) with baffle (2) length direction looks vertically and cross-section be guide way (18) of type, be provided with joint piece (19) that are used for pegging graft joint groove (16) in guide way (18).

3. A door and window hinge according to claim 2, wherein: the clamping block (19) is arranged in a frosted mode on the surface, away from the guide groove (18).

4. A door and window hinge according to claim 1, wherein: all be provided with plastic pad cover (14) between third articulated arm (6) and first articulated arm (4) and fourth articulated arm (7), the surface of plastic pad cover (14) is the dull polish setting.

5. A door and window hinge according to claim 1, wherein: the cover is equipped with plastic sheath (15) of laminating mutually with fourth articulated arm (7) on second articulated arm (5), the surface of plastic sheath (15) is the dull polish setting.

6. A door and window hinge according to claim 1, wherein: the sliding block (8) is made of plastic, and the surface of the sliding block (8) is frosted.

7. A door and window hinge according to claim 1, wherein: the end of the spring pin (10) is arranged in a circular arc shape.

8. A door and window hinge according to claim 1, wherein: one end of the fixing seat (1), which is close to one surface of the baffle (2) and is far away from the first hinged arm (4), is provided with a fixing block (12), and the fixing block (12) is provided with a roller (13) with a rotation direction perpendicular to the extension direction of the sliding groove (3).