CN102852419A

CN102852419A - Door hinge with buffer function

Info

Publication number: CN102852419A
Application number: CN2012100893089A
Authority: CN
Inventors: 张志成; 张仕浪
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-20
Filing date: 2012-03-20
Publication date: 2013-01-02
Anticipated expiration: 2032-03-20
Also published as: CN102852419B

Abstract

The invention relates to a door hinge with a buffer function. The door hinge comprises a hinge cup, an oil hydraulic cylinder bumper, an outer casing and an installation base, the oil hydraulic cylinder bumper is installed in the base, a connection block, a linkage piece, a pushing piece and a U-shaped pushing piece are arranged between the outer casing and the hinge cup, rotation shafts of the connection block, the linkage piece, the pushing piece and the U-shaped pushing piece are mutually connected, and a restoring spring is arranged on the connection block. One end of the connection block is connected with the hinge cup, the other end of the connection block is connected with the outer casing, a pressing block is arranged on the linkage piece, one end of the linkage piece is connected with the hinge cup, the other end of the linkage piece is connected with one end of the pushing piece, a middle portion of the pushing piece is fixed on the outer casing, and the other end of the pushing piece is connected with the U-shaped pushing piece which is fixedly connected with an expansion rod of the oil hydraulic cylinder bumper. The restoring spring is a double torsional spring, the restoring spring is fixed on the connection block, two clamping feet of the restoring spring are located on the outer casing, and the other two clamping feet of the restoring spring are located on the pressing block of the linkage piece. The door hinge is flexible in installation and demounting and convenient to use.

Description

Door hinge with pooling feature

Technical field

The present invention relates to a kind of door hinge with pooling feature.

Background technology

Existing door hinge with pooling feature comprises the fixture that can be fixed on the furniture framework, be fixed on the hinge pot with groove on the door-plate, first and second rotating shaft, the U-shaped rotating shaft, connector, moving part, back-moving spring, the driving gear that oil hydraulic cylinder snubber and the impeller that is connected with the oil hydraulic cylinder snubber rotate; This driving gear is located on the shell by rotating shaft, is provided with spacer pad at the two ends of rotating shaft; The mounting seat that fixture comprises shell, is connected with the shell clamping, base is fixed on the framework, be provided with set screw at shell, be provided with set bolt in mounting seat, mounting seat is fixed on the shell or is fixed by snap on shell, and what the oil hydraulic cylinder snubber rotated is located on the inner casing.

The door hinge of existing this kind structure can only be accomplished the base of two kinds of installation forms owing to be subject to its inner buffer limit that arranges.A kind ofly cry fixedly, namely shell and mounting seat are fixed together, and in use can not arbitrarily separate or make up; Therefore, when reality is used the installation door-plate, just very inconvenient.The another kind of cassette that cries, namely shell and mounting seat are by increasing a deck and a buckle is realized, and shell can in use arbitrarily separate or make up with mounting seat.But there is two large problems in this mode: the first, and complex process, accessory is many, cost is high; The second, mounting seat is stuck in deck and the buckle, and overweight or be subject to larger External Force Acting or service time when of a specified duration when door-plate, the screens meeting of deck, buckle or mounting seat is out of shape easily, causes mounting seat to be unclamped, and door-plate comes off, and larger potential safety hazard is arranged.

Make a general survey of over, the door hinge that people generally use only has the base of following two kinds of installation forms, a kind of slide-in type that cries, and another kind is cassette, does not use fixed.The door hinge of slide-in type is that shell and mounting seat are to lock or unclamp by screw, and simple in structure, cost is low, and is easy to use, safe.Therefore use very universal.But existing buffer hinge can't be accomplished the installation form of slide-in type because of the restriction of structure, restricted widely the universal use of buffer hinge.

Summary of the invention

The present invention overcomes the deficiencies in the prior art and provides a kind of simple in structure, and is easy for installation, uses safety, cost is low, long service life, and energy automatic door-closing, little, the good buffer effect of noise at closing time, a kind of door hinge with pooling feature, slide-in type installation form of folding smoothness.

Door hinge with pooling feature, comprise hinge pot, oil hydraulic cylinder snubber, shell and mounting seat, described oil hydraulic cylinder snubber is installed in the enclosure, be provided with the interconnective contiguous block of rotating shaft, moving part, impeller and U-shaped push piece between shell and the hinge pot, be provided with a back-moving spring on the described contiguous block.Described contiguous block one end is connected in hinge pot, and the other end is connected in shell; Moving part is provided with briquetting, and moving part one end is connected in hinge pot, and the other end is connected in impeller one end, and the impeller middle part is fixed on the shell, and the other end of impeller is connected in the U-shaped push piece, and the U-shaped push piece is fixedly connected on the expansion link of oil hydraulic cylinder snubber; Described back-moving spring is torsion spring, and this back-moving spring is fixed on the contiguous block, and two card bases of back-moving spring are positioned on the shell, and one or two card base is positioned on the briquetting of moving part in addition.

Above-mentioned briquetting is the projection on the moving part.

Above-mentioned impeller is a frame section, respectively is provided with elongated hole on the frame section two side.

Above-mentioned moving part is provided with two linking arms, and two linking arms cooperate with two walls of impeller.

Be provided with an adjusting bolt and shell one end on the above-mentioned shell centre and be provided with a recess.

The front position of above-mentioned mounting seat is provided with the grafting recess and the mounting seat rear end is provided with set bolt.

Above-mentioned moving part is provided with the reinforcing rib position.

Above-mentioned mounting seat is provided with the convex edge of upwardly extending booster action.

Above-mentioned impeller is connected connection with the oil hydraulic cylinder snubber be to couple together with a U-shaped push piece, and adjusting bolt is passed the U-shaped push piece and removed the connection base.

Beneficial effect of the present invention

1, the present invention's advantage compared with prior art is: cooperate installation (slide-in type) because mounting seat is pegged graft with shell, install, dismantle flexibly, and easy to use;

2, the present invention's advantage compared with prior art is: cooperate installation (slide-in type) because mounting seat is pegged graft with shell, and use screw locking, and solid and reliable, use safety.

3, be positioned on the briquetting of shell and moving part owing to back-moving spring of the present invention, has the function that automatic buffer is replied when making its hinge pot activity, use has the function that automatic slowly is closed at door, make door close the effect that reaches light and slow, not only can not cause and close a sound that produces loud noise, also having prolonged door simultaneously is the life-span of hinge.

4, because moving part of the present invention is provided with the reinforcing rib position, mounting seat is provided with and extends upward the convex edge, makes quality of the present invention and functional performance better, more durable.

Description of drawings

Fig. 1 is stereogram of the present invention;

Fig. 2 is the stereogram that the present invention sees from the bottom up;

Fig. 3 is explosive view of the present invention;

Fig. 4 is the stereogram of deletion mounting seat among Fig. 2;

Fig. 5 is structural representation of the present invention;

Fig. 6 is the stereogram that moving part, impeller, U-shaped push piece and oil hydraulic cylinder snubber cooperate.

The specific embodiment

Below in conjunction with drawings and Examples the present invention is done further detailed description:

To the door hinge with pooling feature shown in Figure 6, comprise the fixture that can be fixed on the furniture framework and the hinge pot 1 with groove, connector 2, moving part 11, back-moving spring 15, impeller 12, U-shaped push piece 16 and the oil hydraulic cylinder snubber 17 that are fixed on the door-plate such as Fig. 1.Hinge pot 1, connector 2, moving part 11, back-moving spring 15, impeller 12, U-shaped push piece 16 and oil hydraulic cylinder snubber 17 have respectively the first rotating shaft 10, the second rotating shaft 9, the 3rd rotating shaft 8, U-shaped rotating shaft 14 fixedly to be rotationally connected.

Above-mentioned fixture comprises shell 4 and mounting seat 7, and mounting seat 7 is fixed on the framework, is provided with adjusting bolt 3 in shell 4 centre positions, is provided with groove or saddle 31 in adjusting bolt 3, and shell 4 tail ends are provided with a recess 41.An end is provided with the grafting recess 72 corresponding with the adjusting bolt 3 in shell 4 centre positions on mounting seat 7, the other end of mounting seat 7 is provided with set bolt 5 corresponding to recess 41 that arranges with shell 4 tail ends, mounting seat 7 is installed in can move forward and backward on the shell 4 to regulate the installation site;

Above-mentioned oil hydraulic cylinder snubber 17 is fixed in the shell 4;

Above-mentioned connector 2 one ends are rotationally connected with shell 4 by the first rotating shaft 10, and the other end is rotationally connected by an axle and the hinge pot 1 of U-shaped rotating shaft 14; Moving part 11 1 ends are rotationally connected by another axle and the hinge pot 1 of U-shaped rotating shaft 14, and moving part 11 middle parts are rotationally connected with shell 4 by the second rotating shaft 9, and moving part 11 other ends are rotationally connected with impeller 12 by driving bearing pin 13; Impeller 12 is by being located in shell 4 one ends that the 3rd rotating shaft 8 is rotated, this impeller 12 is a frame section, on two walls of impeller 12, respectively be provided with elongated hole 121, be provided with two linking arms 112 at moving part 11, two linking arms 112 cooperate with two walls of impeller 12, be that moving part 11 is rotationally connected at an end of two linking arms 112 and the elongated hole 121 on the impeller 12 by driving bearing pin 13, driving bearing pin 13 is positioned at elongated hole 121 and relatively rotates; Described U-shaped push piece 16 is fixed in the shell 4, the transverse arm of U-shaped push piece 16 is connected with the piston of oil hydraulic cylinder snubber 17, be that U-shaped push piece 16 is fixed on the expansion link of oil hydraulic cylinder snubber 17, U-shaped push piece 16 is set on the adjusting bolt 3 also removable, and two support arms of U-shaped push piece 16 are rotationally connected by two walls of bearing pin 18 with impeller 12; Described moving part 11 is provided with briquetting 111, this briquetting 111 is the projection of a moving part, position at contiguous block 2 and moving part 11 is provided with back-moving spring 15, this back-moving spring 15 is for being set in torsion spring in the first rotating shaft 10, the card base 152 at torsion spring middle part is positioned on the briquetting 111, the card base 151 at torsion spring both ends is resisted against respectively on two walls of shell 4, makes back-moving spring 15 stressed on shell 4 and moving part 11;

In sum, originally the door hinge operating principle that has pooling feature is: because the middle part activity rotational positioning of impeller 12 is on shell 4, the upper end is rotationally connected with U-shaped push piece 16 with activity, the lower end activity is rotationally connected with impeller 12, make the upper end of U-shaped push piece 16 push-and-pull impellers 12 reach impeller 12 lower end push-and-pull hinge pot 1, connector 2 and moving part 11 carry out take the second rotating shaft 9 and the first rotating shaft 10 diaxons as being fixed on the fixed point of shell 4, with 14 liang of rotating shafts of U-shaped rotating shaft and bearing pin 18 as the mobilizing exercises point, drive bearing pin 13 and carry out working motion for transfer point (it is up and down at elongated hole 121 namely to drive bearing pin 13), thereby pulling hinge pot 1 is opened or closure.When closure, U-shaped push piece 16 promotes oil hydraulic cylinder snubber 17 and shrinks, and when opening, U-shaped push piece 16 pulling oil hydraulic cylinder snubbers 17 are upheld, thereby make whole hinge reach the function of buffering.

Be provided with reinforcing rib position 113 originally being implemented in described moving part 11, mounting seat 7 is provided with the convex edge 73 of upwardly extending booster action.

During installation, at first hinge pot 1 is fixed on to reach on the door-plate mounting seat 7 is fixed on the framework, and then the grafting recess 72 of mounting seat 7 is stuck in groove or the adjusting bolt 3 of support on saddle 31, set bolt 5 is stuck in the recess 41 of shell 4 back-end locations, locking adjusting bolt 3 and set bolt 5, installation.When door was opened, briquetting 111 was pressed onto the end with the card base 152 at torsion spring middle part, and briquetting 111 and the states that card base 152 forms greater than 90 degree are realized self-locking, and at this moment, hinge pot 1 is can be among a small circle in freely movable and can closure.When door is closed, under external force, hinge pot 1 is rotated around U-shaped rotating shaft 14, connector 2 begins along with the swing of U-shaped rotating shaft 14 to rotate, briquetting 111 above the moving part 11 also rotates along with the rotation of moving part 11, when briquetting 111 turns to along with moving part 11 under briquetting 111 and the states of card base 152 formation less than 90 degree, the reaction force of back-moving spring 15 is stirred briquetting 111, so that moving part 11 slow automatic rotatings, moving part 11 drives hinge pot 1 slow automatic rotating, at this moment, hinge pot 1 need not be borrowed External Force Acting and be begun the automatic buffer closure, be fixed on simultaneously driving bearing pin 13 on the moving part 11 in the elongated hole 121 interior slips of impeller 12, when driving bearing pin 13 slides into elongated hole 121 stress point of impeller 12, impeller 12 begins to rotate, promote oil hydraulic cylinder snubber 17 by U-shaped push piece 16, under the effect of oil hydraulic cylinder snubber 17, slowly speed is closed uniformly for hinge pot 1, until fully closed, this moment, card base 152 was pushed down the side of briquetting 111, made hinge pot 1 that larger closing force be arranged, and the piston of oil hydraulic cylinder snubber 17 is contraction state at this moment, impact on oil hydraulic cylinder snubber 17 is little, has improved the application life of oil hydraulic cylinder snubber 17.

Claims

1. the door hinge that has pooling feature, comprise hinge pot (1), oil hydraulic cylinder snubber (17), shell (4) and mounting seat (7), described oil hydraulic cylinder snubber (17) is installed in the shell (4), be provided with the interconnective contiguous block of rotating shaft (2) between shell (4) and the hinge pot (1), moving part (11), impeller (12) and U-shaped push piece (16), be provided with a back-moving spring (15) on the described contiguous block (2), it is characterized in that: described contiguous block (2) one ends are connected in hinge pot (1), and the other end is connected in shell (4); Moving part (11) is provided with briquetting (111), moving part (11) one ends are connected in hinge pot (1), the other end is connected in impeller (12) one ends, impeller (12) middle part is fixed on the shell (4), the other end of impeller (12) is connected in U-shaped push piece (16), and U-shaped push piece (16) is fixedly connected on the expansion link of oil hydraulic cylinder snubber (17); Described back-moving spring (15) is torsion spring, this back-moving spring (15) is fixed on the contiguous block (2), two card bases (151) of back-moving spring (15) are positioned on the shell (4), and one or two card base (152) is positioned on the briquetting (111) of moving part (11) in addition.

2. the door hinge with pooling feature according to claim 1 is characterized in that: described briquetting (111) is the projection on the moving part (2).

3. the door hinge with pooling feature according to claim 1, it is characterized in that: described impeller (12) is a frame section, respectively is provided with elongated hole (121) on the frame section two side.

4. the door hinge with pooling feature according to claim 1, it is characterized in that: described moving part (11) is provided with two linking arms (112), and two linking arms (112) cooperate with two walls of impeller (12).

5. the door hinge with pooling feature according to claim 1 is characterized in that: be provided with an adjusting bolt (3) and shell (4) one ends on described shell (4) centre and be provided with a recess (41).

6. the door hinge with pooling feature according to claim 1, it is characterized in that: the front position of described mounting seat (7) is provided with grafting recess (72) and mounting seat (7) rear end is provided with set bolt (5).

7. the door hinge with pooling feature according to claim 1, it is characterized in that: described moving part (11) is provided with reinforcing rib position (113).

8. the door hinge with pooling feature according to claim 1, it is characterized in that: described mounting seat (7) is provided with the convex edge (73) of upwardly extending booster action.

9. the door hinge with pooling feature according to claim 1, it is characterized in that: described impeller (12) is connected 17 with the oil hydraulic cylinder snubber) connection be to couple together with a U-shaped push piece (16), adjusting bolt (3) is passed U-shaped push piece (16) and is removed connection base (7).