CN2547837Y

CN2547837Y - Two-section pressed spring hinge

Info

Publication number: CN2547837Y
Application number: CN 02217740
Authority: CN
Inventors: 洪文益
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-05-28
Filing date: 2002-05-28
Publication date: 2003-04-30
Anticipated expiration: 2012-05-28

Abstract

A two-section pressed spring hinge comprises a bottom pipe of a base, an outer pipe body, a column-shaped slide block, a spacer block of upper area, a spacer block of lower area and an adjusting nut, wherein, the center of the bottom pipe of the base is provided with an extending spigot shaft, the lower end of the spigot shaft is provided with a slide way for sleeving the column-shaped slide block, a spiral slide way is formed at the outer part of the column-shaped slide block, a spiral sliding chute in a sleeving way arranged outside the spiral slide way and arranged in the outer pipe body can do mutual slide, the upper end of the column slide block is in parallel provided with an inner spring and an outer spring as well as the adjusting nut for in due time adjusting the spring pressure, and the jointing part of the bottom pipe of the base and the outer pipe body is provided with a locating bead for locating the rotational angle of the outer pipe body. Therefore, a two-section spring hinge for adjusting the spring pressure and locating the spring is formed. When the door rotates, the utility model keeps moving stably, thereby fulfilling the purposes of opening the door easily, closing the door quickly and having no noise when the door is closed.

Description

Two sections compression type spring hinges

Technical field

The utility model relates to a kind of two sections compression type spring hinges, is meant that especially a kind of hinge that makes reaches the spring hinge that segmentation is opened, adjusted and locate really purpose.

Background technology

The spring hinge of commonly seeing, as shown in Figure 1, this spring hinge 700, a side that is provided with two relative fin 710, two fins 710 forms sleeve pipe respectively, to make sleeve pipe be upper and lower region every, wear combination by a pivot 720; On the axis body of pivot 720 and a sheathed pressuring spring 730, two paragraph headers of pressuring spring 730 are fastened to two fins 710 respectively, two fins 710 can be replied by the spring force of pressuring spring 730 when opening.

Only above-mentioned spring hinge, obvious in the use many disappearances:

1, its pressuring spring is located at the outside, gets rusty easily after long-term the use and influences a smoothness of body folding.Cause the inconvenience of use.

2, pressuring spring promptly is difficult for changing or adjusting once installing, can't adjust in response to different fields of employment.

3, this spring hinge can be done simple the unlatching with closed, can't be positioned to a certain angle because of needs adjustment, and is functional poor.

4, this spring hinge can't be applicable to heavier door body.

There is above-mentioned disappearance in spring hinge because commonly see, and this creator is at this shortcoming

The road of research improvement, the research improvement has the generation of this creation finally when long.

Summary of the invention

The purpose of this utility model is: a kind of two sections compression type spring hinges are provided, are provided with inner spring and outer spring at an outer tube body, can do the two-part adjustment.

Two-part spring hinge of the present utility model, its inner spring and outer spring are located in the outer tube body, can avoid the situation of corrosion; This is an of the present utility model purpose.

Two-part spring hinge of the present utility model, the element of pressuring spring is a cylindrical slide when being provided at a body folding, makes cylindrical slide comply with symmetrical spiral chute and guide rail slides, and guarantees the stability that moves; This is the another purpose of utility model.

The utility model two-part spring hinge, the tube body lower end is provided with positioning bead outside, makes outer tube body can do the location of special angle; This is an another purpose of the present utility model.

The utility model two-part spring hinge because its element and principle of compositionality are simply uncomplicated, makes installation easy with maintenance, is easy to install and C﹠M; This is an another purpose of the present utility model.

For reaching above-mentioned purpose, two sections compression type spring hinges of the present utility model, comprise: central axis and fin, wherein, a pedestal bottom tube, its side is provided with fixed tab can be for being fixed to a body, its central authorities extend upward a central axis, and its upper end forms thread center axle lower end and forms guide rail, and its upper end is provided with upright opening, upright opening also can be several, is installed with pressuring spring and positioning bead in the upright opening; One outer tube body, its outside is provided with fin for setting firmly doorframe, it has the external diameter that is equivalent to the pedestal bottom tube, can be sheathed with pedestal bottom tube upper end, its through hole interior lower end is formed with symmetrical spiral chute, the position that its lower end corresponds to positioning bead is formed with spherical accommodation hole, can embed blocking location, back for positioning bead; One cylindrical slide, its central authorities form through hole, can be formed with spiral track on its outer side surface for the central axis and the guide rail that are located in the pedestal bottom tube, make it insert outer tube body after, slide but the mat spiral track is relative with spiral chute; One group of upper and lower region spacer block, be located at the cylindrical slide upper end, its inside can be for wearing inner spring, and the outside then is set in outer spring, and the length of inner spring is with long for preferable than outer spring, wherein one separate piece and constitute with cushion block by pipe in, inner spring is arranged in the interior pipe, and pipe was outside in outer spring was set in, and inner spring provides the restoring force of the state of closing the door, outer spring then provides the restoring force of closing the door rapidly, and outer spring also can be several in it; Combination is fixing on the upper end screw thread of one hold-doun nut, an adjustment nut screw-in pedestal bottom tube central axis.

In addition, the spiral slide rail also can be formed in the outer tube body main body, and forms spiral chute on the cylindrical slide.

Moreover the spiral slide rail can set up and help sliding ball, makes slip more smooth and easy.

Superior effect of the present utility model is: mat is located in the interior outer spring on the central axis, make hinge produce two sections different restoring forces and effectively control the speed of hinge rotation, and the card of the ball of mat hinged base and spherical accommodation hole establishes, and reaches to opening the door easily, closes the door and do not have the sound of closing the door rapidly.

Description of drawings Fig. 1 is the schematic diagram of the spring hinge of commonly seeing.Fig. 2 is a three-dimensional exploded view of the present utility model.Fig. 3 is a combination dissected figure of the present utility model.Fig. 3 A is the schematic perspective view of Fig. 3.Fig. 4 is a length of spring compressed cut-away view of the present utility model.Fig. 4 A is the schematic perspective view of Fig. 4.Fig. 5 compresses cut-away view synchronously for outer spring in the utility model.Fig. 5 A is the schematic perspective view of Fig. 5.Fig. 6 is that the utility model second is implemented illustration.Fig. 7 is that the utility model the 3rd is implemented illustration.Element number and title contrast in the accompanying drawing: 700--spring hinge 710--fin 720--pivot 730--pressuring spring 10--cap bag 21--hold-doun nut 22--adjusts nut 23--enclosing

cover

31,32--separates the protruding pipe 41--of pipe 31-2--cushion block 31-3--inner spring 42--outer spring 51--cylindrical slide 51-1 in the piece 31-1--, 51-2--spiral track 52-1,52-2--spiral chute 60--

central axis

61,62--guide rail 63--fixed block 63-1, the outer tube body 71--fin 80--pedestal bottom tube 81--pressuring spring 82-1--positioning bead 82--upright opening 83--fin 91--spiral chute 92--spiral track 93--of the spherical accommodation hole 64--of 63-2--screw thread 70--helps sliding ball

The specific embodiment

Two sections compression type spring hinges of the present utility model shown in Fig. 2,3,3A, comprising:

One base seat pipe 80, its side are provided with a fixed tab 83 can be for being fixed to a body, and its upper end forms the less fixed block 63 of a diameter, on fixed block 63 mediads

Extend a central axis 60, central axis 60 upper ends form screw thread 64, and its both sides, lower end are formed with

symmetrical guide rail

61,62, pedestal bottom tube 80 upper ends, in fixed block 63 peripheries, forming has an appointment is 180 degree opposing vertical holes 82, and sky is established pressuring spring 81 and positioning bead 82-1 in the upright opening 82;

One outer tube body 70, its outside is provided with fin 71 for setting firmly doorframe, it has the external diameter that is equivalent to pedestal bottom tube 80, its central authorities are formed with the through hole in different apertures, can be set in pedestal bottom tube 80 upper ends, the position that its lower end corresponds to positioning bead 82-1 is formed with spherical accommodation hole 63-1, and 63-2 can embed blocking location, back for positioning bead 82; Its through hole interior lower end is formed with spiral chute 52-1,52-2;

One cylindrical slide 51, be formed with symmetrical spiral track 51-1,51-2 on its outer side surface, after making it insert outer tube body 70, but the relative start of mat spiral track 51-1,51-2 with spiral chute 52-1,52-2, its central authorities form several through holes, can be for the central axis 60 and the

guide rail

61,62 that are located in said base bottom tube 80;

Separating piece 32 once, be the convex union body, is to be inserted in central axis 60 and to be located at cylindrical slide 51 upper ends, and its inside can be for wearing inner spring 41, the then sheathed outer spring 42 in outside, its upper end and being provided with protrude relatively downwards on separate piece 31;

Separate piece 31 on one, mainly formed by interior pipe 31-1, a cushion block 31-2 and a protruding pipe 31-3, make inner spring 41 place interior pipe 31-1, outer spring 42 then contacts with cushion block 31-2, and separate by interior pipe 31-1 and inner spring 41, and inner spring 41 is long for preferable than outer spring 42;

One enclosing cover 23, its central authorities porosely are located in outer tube body 70 upper ends for central axis 60;

It is fixing that one hold-doun nut 21, is adjusted screw thread 64 combinations of nut 22 and a cap bag 10 screw-in central axiss 60, and nut 22 is adjusted in utilization can adjust the height that separates piece 31, the restoring force of

outer spring

41,42 in the adjustment.

When the utility model is implemented, as shown in the figure, closed or when not being opened into certain angle as yet (as 90 degree) when hinge, place the pressuring spring 81 of upright opening 82 to be pressured state, when hinge is opened into certain angle, pressuring spring 81 loosens and positioning bead 82-1 is pushed among spherical accommodation hole 63-1, the 63-2 of outer tube body 70, and the hinge card is positioned at special angle.

For another example shown in Fig. 4, the 4A, when external force imposes on the hinge and hinge through (preferable rotation is within 15 degree), outer tube body 70 rotations this moment, force spiral shell to execute relative slip of spiral track 51-1,51-2 of chute 52-1,52-2 and cylindrical slide 51 both sides, make cylindrical slide 51 along

guide rail

61,62 rise pushes inner spring 41, makes inner spring 41 pressurizeds produce back stretch;

After the hinge rotation was greater than above-mentioned angle (being preferably 15 degree), cylindrical slide 51 began to push inside and outside

spring

41,42, and outer spring 42 pressurizeds produce restoring force; And turning to another when deciding angle (wait upon be 90 degree), shown in Fig. 5,5A, this moment, upright opening 82 formed relative position with spherical accommodation hole 63-1,63-2, and pressuring spring 81 loosens and positioning bead 82-1 is pushed into spherical accommodation hole 63-1, among the 63-2 with the hinge fastening.

Hence one can see that, and two sections compression type spring hinges of the present utility model, its inner spring 41 and outer spring 42 are for different length design, can be under the hinge unused state, by adjusting nut 22 adjustment, make inner spring 41 pressurizeds generation one pressure of closing the door, and it is more certain to close the door; The setting of outer spring 42 provides the door body leading portion of closing the door, the restoring force of mat outer spring 42 rapidly with Men Tiguan to certain angle, the restoring force of mat inner spring 41 is shut a body slowly again, with the generation of the sound of avoiding closing the door.

Moreover, outer tube body 70 of the utility model utilization and cylindrical slide 51, mat spiral chute 52-1,52-2 and spiral track 51-1, the design that 51-2 slides relatively is to open the door or close the door to move to finish in stable the slip no matter provide, and guarantees a body folding smoothness.

Above-mentioned institute exemplifies just the utility model preferred embodiment, and other can do simple and easy modification, comprise, as shown in Figure 6, spiral chute 92 can be formed on outer tube body, and forms relative spiral chute 91 on the cylindrical slide; Perhaps, as shown in Figure 7, on spiral track, be provided with and help sliding pearl 93 to make slip more smooth and easy; Other are the simple and easy modification that does not break away from the utility model technology such as the change of guide rail number, spiral slide rail or inside and outside number springs, should be the utility model scope institute standard.

Need Chen Mingzhe, the above is the utility model preferred embodiment, if change according to the utility model conception, when the function of its generation does not exceed manual and graphic contain spiritual yet, all should close and give Chen Ming in the utility model scope.

Claims

1 one kinds of two sections compression type spring hinges, mainly comprise: central axis and fin is characterized in that:

One pedestal bottom tube, its side are provided with fixed tab can be for being fixed to a body, and its central authorities extend upward a central axis, and the central axis lower end forms guide rail

One outer tube body, its outside is provided with fin for setting firmly doorframe, and it has the external diameter that is equivalent to the pedestal bottom tube, can be sheathed with in pedestal bottom tube upper end, and its through hole interior lower end is formed with symmetrical spiral chute.

One cylindrical slide, its central authorities form through hole can be formed with spiral track on its outer side surface for the central axis and the guide rail that are located at the bottom of the pedestal, make it insert outer tube body after, slide but the mat spiral track is relative with spiral chute;

One group of upper and lower region spacer block is located at the cylindrical slide upper end, and its inside can be for wearing the then sheathed outer spring in inner spring outside;

One hold-doun nut, one is adjusted to make up on the upper end screw thread that nut is the screw-in central axis and is fixed.

2, two sections compression type spring hinges according to claim 1.It is characterized in that: pedestal bottom tube upper end is provided with upright opening, be installed with pressuring spring and positioning bead in the upright opening, outer tube body lower end corresponds to the positioning bead position and is formed with spherical accommodation hole, embeds spherical accommodation hole to determine the orientation angle that opens the door of outer tube body by positioning bead.

3, two sections compression type spring hinges according to claim 2 is characterized in that: the upright opening of pedestal bottom tube upper end can be several.

4, two sections compression type spring hinges according to claim 1, it is characterized in that: the length of inner spring is with long than outer spring.

5, two sections compression type spring hinges according to claim 1, it is characterized in that: inner spring provides the restoring force of the state of closing the door, and outer spring then provides the restoring force of the action of closing the door rapidly.

6, two sections compression type spring hinges according to claim 1 is characterized in that: separate piece and be made of with cushion block an interior pipe, inner spring is arranged in the interior pipe, manage outside in outer spring is set in.

7, two sections compression type spring hinges according to claim 1, it is characterized in that: the spiral slide rail also is formed in the outer tube body, and forms spiral chute on the cylindrical slide.

8, two sections compression type spring hinges according to claim 1 is characterized in that: the spiral slide rail can be set up and help sliding pearl to make slip more smooth and easy.

9, two sections compression type spring hinges according to claim 1 is characterized in that: inner spring and outer spring number also can be several.