CN2425175Y

CN2425175Y - Hinge with self-closing fixing function

Info

Publication number: CN2425175Y
Application number: CN 00234860
Authority: CN
Inventors: 郭立秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-18
Filing date: 2000-05-18
Publication date: 2001-03-28
Anticipated expiration: 2010-05-18

Abstract

The utility model discloses a hinge with triangular installation and a self-closing and fixing function, which is used for connecting a door and a door frame. The utility model is characterized in that the middle part of a plug which is connected with two hinge sheets is provided with a spiral spring, the extended parts of both ends of the spiral spring respectively press the horizontal plane of adjacent hinge sheets, the horizontal plane of one hinge sheet is provided with a clamping sheet, and the horizontal plane of the other hinge sheet is provided with a supporting seat device corresponding to the clamping sheet. The hinge is used for connecting a door and a door frame, realizes a self closing, opening and fixing functions, enhances the strength of hinges, prevents the looseness of screws and has the advantages of firm fixing, simple structure and convenient use.

Description

Having triangle installs from the hinge that closes fastness function

This practicality newly relates to a kind of hinge that door is connected with door frame and door is rotated with respect to doorframe that is used for, and more specifically, relates to a kind of energy that makes and has the triangle installation from the hinge that closes fastness function with respect to doorframe.

At present, realize from closing fastening devices by being contained in the floor spring under the turning cylinder and allowing that two-way turning joint forms, this device is applicable to the restaurant, hotel, the door of the door in office building entrance hall or conference room and so on, device although it is so has advantage easy to use, but complex structure is difficult for the price height is installed, main is, and it is formed by two that separate, and also is not suitable for door in the family or the door in the above-mentioned building uses.The device of pass certainly that is applicable to vertical hinged door in the family is that one one end is contained on the doorframe, and the other end is contained in the helical spring on the door, but this device can not realize the door unlatching fix.

Therefore, the purpose of this utility model is to provide a kind of door that is used for to be connected with doorframe and door is rotated with respect to doorframe, has a hinge that fastness function is closed in the triangle installation certainly.

Above-mentioned purpose of the present utility model is to realize like this.

A kind of triangle that has that connects door and doorframe is installed from the hinge that closes fastness function, comprise a pair of leaf of hinge that is respectively fixed on doorframe and the door, leaf of hinge has respectively to be wound in its adjacent side and has the garden tube that approaches the garden annular, a latch passes described garden tube fuses two leaf of hinge, it is characterized in that leaf of hinge is triangular in shape, partly be with helical spring in the middle of the latch, the prolongation at helical spring two ends partly is pressed in respectively on the horizontal plane of adjacent leaf of hinge, on the horizontal plane of a leaf of hinge by a holding piece is arranged, and on the horizontal plane of another leaf of hinge by the mount apparatus that has an energy to be meshed with holding piece.Be enclosed within that helical spring is two opposite helical springs of winding direction on the latch, the extension at helical spring two ends is pressed in respectively on the horizontal plane of adjacent leaf of hinge.Guiding groove is arranged on the holding piece.Mount apparatus comprises four supporting bases parallel to each other, between two supporting bases, has a sleeve with respect to the both sides of intermediate plate position, a rotatable steel ball is housed in one end of sleeve, the other end of sleeve is equipped with a screw, a spring is arranged between steel ball and the screw, and the steel ball in described two sleeves contacts when door is in non-unlatching permanent position state.An opposite polarity magnetic patch is arranged respectively on two leaf of hinge.

During use, in the opening process of door, the helical spring on the latch begins accumulation of energy, if the opening angle of door does not reach when realizing the fixing angle of door, for example, less than 90 °, in case when decontroling door, helical spring discharges the energy that is held, and goalkeeper shuts automatically, realizes self-off function.If the opening angle of door is equal to or greater than when realizing fixing angle, for example, be equal to or greater than 90 °, at this moment being divided in two holding pieces on the hinge horizontal plane is meshed with mount apparatus, since engagement force greater than the helical spring power that Shi Suoneng provides that releases energy, at this moment, goalkeeper is in stationary state, thereby realizes fastness function.

When shutting fixing door again, at this moment as long as with pulling the moving door that is fixed, holding piece leaves mount apparatus, because helical spring discharges the energy that is held door is shut.

Have triangle and install from the hinge that closes fastness function door and doorframe are linked together according to of the present utility model, and with close fastening devices certainly and unify, thereby simplify the structure, reduced cost.

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 has the elevation that triangle is installed first embodiment of the hinge that closes fastness function certainly, and door is in closed condition shown in the figure;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the elevation that device shown in Figure 1 is in stationary state;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the elevation that triangle is installed second embodiment of the hinge that closes fastness function certainly that has of the present utility model, and door is in closed condition shown in the figure;

Fig. 6 is the top view of Fig. 5.

At first, according to Fig. 1-Fig. 4 first embodiment that has the hinge of triangle installation pass fastness function according to of the present utility model is described.As shown in the figure, hinge 100 comprises the leaf of

hinge

101 and 102 of a pair of triangle, its horizontal plane is fixed on the front of door and doorframe, its inclined-plane is fixed on the side of door and doorframe, leaf of

hinge

101 and 102 adjacent horizontal plane one sides have garden tube 107a and the 108a that the garden annular is approached in the cross section that be wound into that staggers each other, 108b and 107b, and a pin 109 is by garden tube 107a, 108a, 108b and 107b link together two leaf of hinge 101 and 102.On the horizontal plane of leaf of hinge 101, pass through known technology, for example there is the supporting base 110a of four configurations parallel to each other in the supporting base system that adorns of Nian Jie mode, 110b, 110c and 110d, wherein 110a and 110b are one group, 110c and 110d are one group, the thickness of the holding piece 120 that the interval determination between 110b and the 110c will illustrate in the back, supporting base 110a and 110b respectively by the garden cylindrical sleeve 111a and the 111b of hollow, fuse between 110c and the 110d.The end of sleeve 111a and 111b is embedded with a steel ball 112a and 112b, and the other end then has a screw 113a and the 113b can regulating spring 114a and the degree by compression of 114b.Interior configuration is relative to sleeve 111a with 111b, and therefore, when door was in closed condition or do not reach the unlatching permanent position, steel ball 112a and 112b kept in touch under the effect of spring 114a and 114b respectively.

Part in the middle of latch 109, that is two helical spring 115a and 115b that winding direction is opposite are arranged between garden tube 108a and 108b, helical spring 115a, a holding piece 120 is arranged between the 115b, and be fixed on leaf of hinge 101 horizontal planes by known manner such as bondings, holding piece 120 can be enclosed within on the latch 109 by a through hole, also can not be enclosed within on the latch pin 109.The far-end of holding piece 120, that is a gathering sill 121a and 121b are arranged respectively on the both sides in the left side of Fig. 1.The hole 123 that also has an energy and steel ball 112a and 112b to mesh on the holding piece 120.When door 106 when closed condition is opened, what need overcome that helical spring 115a and 115b preset makes door 106 spring forces from closed condition, unlatching along with door 106, the power of spring 115a and 115b savings increases thereupon, when as long as the angle that door 106 is opened does not reach the position (or angle) that is fixed, at this moment door 106 is discharged, it will be at helical spring 115a, 115b release is put aside and automatically door 106 is returned to the position of closing under the energy, as depicted in figs. 1 and 2.If door 106 is opened to it is reached when very causing above the permanent position, when approaching to open the permanent position along with door 106, the targeting part 121a of holding piece 120 contacts with 112b with steel ball 112a respectively with 121b, when continuing to open, holding piece 120 further inserts and enters between steel ball 112a and the 112b until the through hole on the holding piece 120 123, in this course of action, steel ball 112a and 112b rotate in sleeve 111a and 111b, spring 114a and 114b are compressed respectively, the chucking power that holding piece 120 is produced as two steel ball 112a and 112b is enough to side door when not being subjected to helical spring 115a and 115b to be returned to fastening position, door 106 will be held open state, as shown in Figure 3 and Figure 4.

When the door of opening 106 being returned to fastening position, as long as pulling door 106, overcome steel ball 112a and 112b chucking power to holding piece 120, door 106 after break away from opening the permanent position because the energy that helical spring 115a and 115b are put aside when discharging by compression makes it get back to fastening position, in addition, steel ball 112a and 112b make them come back to the state that is in contact with one another playing the energy of being put aside when 115a and 115b discharge by compression.

Fig. 5-6 shows second embodiment that the hinge of fastness function is closed in the triangle installation certainly that has of the present utility model.Hinge 200 comprises two leaf of hinge 201 and 202, and leaf of hinge 201,202 is fixed on doorframe 205 and 206 by screw 203 and 204 respectively.Leaf of hinge 201 and 202 adjacent sides have the garden 207a that the garden annular is approached in the cross section that is wound into that staggers each other, 208a and 208b, and 207b, a latch 209 passes through garden tube 207a, 208a, 208b and 207b fuse leaf of hinge 201 and 202.Part in the middle of latch 209, that is a helical spring 210 arranged between 208a and the 208b, helical spring two ends lay respectively on leaf of hinge 201 and 202, an opposite polarity magnet 211 and 212 are arranged respectively on the horizontal plane of leaf of hinge 201 and 202, and magnet 211 and 212 is fixed on leaf of hinge 201 and 202 respectively in known manner.

During use, if door 206 is to be in closed condition, at this moment only needing pulling door 206 to make it to overcome helical spring 210 makes door 206 keep the required power of closed condition to open, along with the unlatching of door 206, the helical spring 210 pressurizeds savings energy that contracts is as long as the parallactic angle (angle) of opening reaches the permanent position that door is held open, in this case, as long as door 206 is discharged, it will return automatically to closed condition with the energy that holds discharging institute with helical spring 210, as illustrated in Figures 5 and 6.When door 206 continuation unlatchings reached the permanent position of unlatching, the magnet 211 on leaf of hinge 201 and 202 and 212 was because their polarity is opposite, and for example, magnetic patch 211 is the S utmost point, and magnetic patch 212 is the N utmost point, and at this moment they realize the stationary states of door 206 unlatchings with adhesive.

Get back to closed condition when making door 206 again; as long as pulling door 206 makes magnetic patch 211 examples do detailed explanation; those skilled in the art can make various improvement and conversion on this basis; for example use electromagnet structure to replace magnetic patch; but these improve and conversion does not all break away from spirit of the present utility model, and all within the protection domain of appended claims.

Claims

1, a kind of have the triangle installation from the hinge that closes fastness function, comprise a pair of leaf of hinge that is respectively fixed on doorframe and the door, described leaf of hinge has respectively to be wound in its adjacent side and has the garden tube that approaches the garden annular, a latch passes described garden tube is integral two leaf of hinge limits, it is characterized in that: leaf of hinge is triangular in shape, partly be with helical spring in the middle of the latch, the prolongation at helical spring two ends is pressed in respectively on the horizontal plane of adjacent leaf of hinge, on the horizontal plane of a leaf of hinge by a holding piece is arranged, and on the horizontal plane of another leaf of hinge by the mount apparatus that has an energy to be meshed with holding piece.

2, has the triangle installation from the hinge that closes fastness function according to claim 1 is described, it is characterized in that: be enclosed within that helical spring is two opposite helical springs of winding direction on the latch, the extension at helical spring two ends is pressed in respectively on the horizontal plane of adjacent leaf of hinge.

3, have the triangle installation from the hinge that closes fastness function according to claim 1 is described, it is characterized in that: guiding groove is arranged on the holding piece.

4, fast have that triangle is installed from the hinge that closes fastness function according to claim 1, it is characterized in that: fast mount apparatus comprise four supporting bases parallel to each other, between two supporting bases, has a sleeve with respect to the both sides of holding piece position, a rotatable steel ball is housed in one end of sleeve, the other end of sleeve is equipped with a screw, a spring is arranged between steel ball and the screw, and the steel ball in described two sleeves contacts when door is in non-unlatching permanent position state.

5, have the triangle installation from the hinge that closes fastness function according to claim 1 is described, it is characterized in that: an opposite polarity magnetic patch is arranged respectively on two leaf of hinge.