CN2674817Y

CN2674817Y - Hinge device

Info

Publication number: CN2674817Y
Application number: CN 02295658
Authority: CN
Inventors: 吴雪冰
Original assignee: Shenzhen Zhongxing Communication Co Ltd Shanghai Second Research Institute
Current assignee: Shenzhen Zhongxing Communication Co Ltd Shanghai Second Research Institute
Priority date: 2002-12-26
Filing date: 2002-12-26
Publication date: 2005-01-26
Anticipated expiration: 2012-12-26

Abstract

The utility model relates to hinge device of the door of a machine cabinet and a machine case, which comprises a fixed hinge, a movable hinge, a clamp spring and a pin shaft. The clamp spring is positioned in the limiting slot of the fixed hinge, and the pin shaft orderly passes through the round hole of the fixed hinge with the limiting slot, the clamp spring, the movable hinge and the round hole of the fixed hinge without the limiting slot. The clamp spring is clamped in the limiting plane at the middle upper part of the pin shaft to fulfill a limiting function. The hinge device of the utility model is used to conveniently assemble and disassemble door plates, and the preparing process is simple.

Description

A kind of hinge means

Technical field

The utility model relates to the hinge means of a kind of rack, machine box door, the particularly a kind of rack of communication, electronic equipment, hinge means of machine box door of being used for.

Background technology

A most fixed hinge sheet (generally being fixed on the frame), a hinges sheet (being fixed on the door-plate) and the bearing pins of adopting of employed built-in hinge are formed on the rack of communication now, electronic equipment, the machine box door.This hinge generally has two kinds of forms, and a kind of hinge is non-dismountable, adopts interference fit between the bearing pin of this hinge and the fixing hinge, is matched in clearance between moveable hinge and bearing pin, and moveable hinge rotates around bearing pin.Another kind can be dismantled, and all is matched in clearance between this fixedly hinge and moveable hinge and bearing pin, extracts behind the bearing pin fixing hinge and moveable hinge and can take apart, for preventing the bearing pin landing, at the end of bearing pin a jump ring is arranged.For the hinge of first kind of form, if door-plate has the dismounting requirement, then to dismantle the hold-down screw between fixing hinge and frame, because it is screw is more, extremely inconvenient for bigger and heavier door-plate dismounting.For the hinge of second kind of form, can dismantle door-plate by extracting pin, but before extracting pin, will take off the jump ring of pin ends, because jump ring is very little, takes out inconvenience, and very easily lose, the bearing pin keeping of taking out is not good at also very easily losing, and so all can influence the installation once more of door-plate.

The utility model content

The technical problem that the utility model solves provides a kind of hinge means, can load and unload door-plate easily, and guarantee that bearing pin and jump ring do not come off.

The hinge means that this practicality proposes comprises: fixedly hinge, moveable hinge, jump ring and bearing pin,

Fixedly hinge is to be bent into " U " shape structure by " recessed " font sheet material by above-below direction, and wherein the opening portion of " recessed " template forms two circular holes again to curls inward, also has a stopper slot on one of them circular hole, and the bottom of matrix is fixed on the frame;

Moveable hinge is " d " shape structure, and straight flange is fixed on the door-plate, and the diameter of its circular hole equates with two circular holes of fixing hinge;

Jump ring is open-ended circle or the polygonized structure that is converted into by spring wire, and its inscribed circle diameter is less than the diameter on the bearing pin face of cylinder;

Bearing pin is "T"-shaped round bolt structure, and the bottom of bearing pin is a hemisphere face, and two taper seats are arranged on the face of cylinder at middle part, and its small end points to the double-screw bolt two ends respectively, and forms two spacing planes with the face of cylinder; Jump ring is placed in the stopper slot of fixing hinge, and bearing pin passes the circular hole, jump ring, moveable hinge of fixing hinge band stopper slot successively, fixedly hinge is with the circular hole of stopper slot, and jump ring is stuck in the spacing plane of bearing pin middle and upper part bearing pin is played position-limiting action.

If substitute the above-mentioned axle of having strong market potential, then in two circular holes of said fixing hinge, all need out stopper slot, and two above-mentioned jump rings are placed in the stopper slot with two short pin shafts identical with above-mentioned pin shaft structure; Article two, bearing pin passes a circular hole, jump ring, the moveable hinge of fixing hinge successively, and two jump rings are stuck in the spacing plane of middle and upper part of two bearing pins.

Adopt the advantage of hinge means of the present utility model to be:

One, load and unload door-plate easily, do not need instrument or only need simple tools.Can be because of the loss influence loading and unloading once more of jump ring or bearing pin.Bearing pin is fixing reliable, and transportation and vibrating state can landings.

Two, simple being suitable for, fixing hinge is formed by the steel plate bending, can be bent into different angles, and different directions and various sizes satisfy the requirement of different installation sites.

Three, good manufacturability, processing is simple, good looking appearance.

Description of drawings

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

Fig. 1 is an installation diagram of the present utility model.

Fig. 2 is bearing pin figure of the present utility model.

Fig. 3 is jump ring figure of the present utility model.

Fig. 4 a is the fixedly hinge front view among Fig. 1;

Fig. 4 b is the B-B direction view of Fig. 4 d;

Fig. 4 c is the C-C direction view of Fig. 4 d;

Fig. 4 d is the A-A direction view of Fig. 4 a.

Fig. 5 a is the moveable hinge front view among Fig. 1;

Fig. 5 b is the vertical view of Fig. 5 a.

Fig. 6 a is a front view of the present utility model;

Fig. 6 b is the A-A direction vertical view of Fig. 6 a.

Fig. 7 is the handling door board status figure of hinge means of the present utility model.

Fig. 8 is the state diagram of unloading in the hinge means of the present utility model behind the door-plate.

Embodiment

Fig. 1 has clearly provided structure of the present utility model and mutual connection.As can be seen, the utility model has comprised bearing pin 10, jump ring 20, fixing hinge 30, moveable hinge 40.As shown in Figure 2, a column structure forming by two faces of

cylinder

101 and 104 of bearing pin 10.Two

taper seats

103 and 105 are arranged on the face of cylinder 104, and their effect is when bearing pin moves the jump ring on the bearing pin to be play the guiding

role.Taper seat

103 and 105 and the face of cylinder 104 between form two

spacing planes

102 and 106, the degree of depth on spacing plane is greater than jump ring steel wire radius and prevents that jump ring from coming off, their effect is under the effect of jump ring bearing pin to be played position-limiting action.The bottom of bearing pin is a hemisphere face 107, and it can play the effect of automatic location to bearing pin when hinge assemblies and door-plate installation.

As shown in Figure 3, jump ring 20 is equilateral triangle structures of an open-ended being converted into by spring steel wire, the diameter of the taper seat small end on the inscribed circle diameter of equilateral triangle and the bearing pin is identical, jump ring can be that circle also can be other polygons, here making the equilateral triangle structure is in order to reduce the contact point of jump ring and bearing pin, the plug that reduces friction is convenient, can prevent that jump ring from falling into the gap between bearing pin and fixing fraising the, stuck bearing pin simultaneously.

Shown in Fig. 4 a, Fig. 4 b, Fig. 4 c, Fig. 4 d, fixing hinge 30 plane 301,302,303,304 and circular hole 307a, 307b by the steel plate bending form.Three counterbore 305a, 305b, 305c are arranged on the plane 301, be used to pass screw and will fix hinge and be fixed on frame.Fixedly hinge can be installed and also can be welded on the frame, and fixedly hinge also can be other versions or directly utilize structure on the frame.One circular hole 306a, 306b are respectively arranged on the plane 303,304, are the fabrication holes by erecting tools.In the middle of circular hole 307a, the 307b stopper slot 308a, a 308b are arranged respectively, be used for placing jump ring, bearing pin is played position-limiting action.Designing two stopper slots is the needs that are placed on the different slots position for the hinge jump ring that satisfies L.H.flapped door and R.H.flapped door, only the 308a stopper slot need be kept for R.H.flapped door, the 308b stopper slot need not be processed, in like manner, only the 308b stopper slot need be kept for L.H.flapped door, the 308a stopper slot need not be processed.Also can utilize simultaneously same principle that the axle of having strong market potential is designed to two short pin shafts, be inserted in respectively and join two jump rings uses in two circular holes, so no matter left and right opening door can use same hinge.

Shown in Fig. 5 a, Fig. 5 b, moveable hinge 40 is made up of a plane 401 and a circular hole 402, and two circular holes 403,404 are arranged on the plane 401.Moveable hinge can be installed and also can be welded on the door-plate, and moveable hinge also can be other versions or directly utilize structure on the door-plate.

Further describe the course of work of the present utility model in conjunction with Fig. 6 a, Fig. 6 b, Fig. 7, Fig. 8.

Operating state shown in Fig. 6 a, Fig. 6 b, and, can see that working as bearing pin 10 pushes the hole of fixing on hinge 30 and the moveable hinge 40 in conjunction with Fig. 2, Fig. 3, Fig. 4 c, Fig. 5 a, Fig. 5 b, moveable hinge can rotate around bearing pin, just the folding of door-plate.This moment, the spacing plane 102 on bearing pin top contacted with the fixing jump ring 20 that cuts with scissors in the upside stopper slot 308a, and bearing pin puts in place, can not move down.Leave a gap between the face of cylinder, bearing pin top 101 and the fixing hinge, purpose is the position when reserving when pulling up bearing pin with hand or simple tool.

Handling door board status as shown in Figure 7, and in conjunction with Fig. 2, Fig. 3, Fig. 4 c, can see and upwards to pull up bearing pin 10, taper seat 103, the face of cylinder 104 and taper seat 105 slip over jump ring in turn on the bearing pin 10, the spacing plane 106 of last bearing pin lower end contacts with the fixing jump ring 20 that cuts with scissors in the upside stopper slot 308a, bearing pin puts in place, can not move up again.Can pull down moveable hinge easily this moment, just door-plate pulled down.Just can again door-plate be loaded onto easily by above antipodal step.

Shown in Fig. 7,8, and in conjunction with Fig. 2, Fig. 4 a, can see when unloading door-plate rear pin shaft 10 and still staying on the fixing hinge 30 that can not take out also not can landing, bearing pin can be pushed again this moment in the fixing hinge downwards.

Claims

1. hinge means comprises fixing hinge (30), moveable hinge (40), jump ring (20) and bearing pin (10) respectively, it is characterized in that,

Described fixedly hinge (30) is to be bent into " U " shape structure by " recessed " font sheet material by above-below direction, wherein the opening portion of " recessed " template is again to curls inward, form two circular holes, also have a stopper slot on one of them circular hole, the bottom of matrix is fixed on the frame;

Described moveable hinge (40) is " d " shape structure, and straight flange is fixed on the door-plate, and the diameter of its circular hole equates with two circular holes of fixing hinge (30);

Described jump ring (20) is open-ended circle or the polygonized structure that is converted into by spring wire, and its inscribed circle diameter is less than the diameter on bearing pin (10) face of cylinder;

Described bearing pin (10) is "T"-shaped round bolt structure, and the bottom of bearing pin (10) is a hemisphere face, and two taper seats are arranged on the face of cylinder at middle part, and its small end points to the double-screw bolt two ends respectively, and forms two spacing planes with the face of cylinder; Jump ring (20) is placed in the stopper slot of fixing hinge (30), the circular hole, jump ring (20), moveable hinge (40), fixing hinge (30) that bearing pin (10) passes fixing hinge (30) band stopper slot successively be with the circular hole of stopper slot, and jump ring (20) is stuck in the spacing plane of bearing pin (10) middle and upper part bearing pin (a 10) position-limiting action.

2. hinge means according to claim 1 is characterized in that, described jump ring (20) is the equilateral triangle structure, and the diameter of the taper seat small end on its inscribed circle diameter and the described bearing pin (10) is identical.

3. hinge means according to claim 1 and 2 is characterized in that, described fixedly hinge (30) can be installed or be welded on the frame by screw, can also directly utilize the structure on the frame.

4. hinge means according to claim 1 and 2 is characterized in that, described moveable hinge (40) can be installed or be welded on the frame by screw, can also directly utilize the structure on the door-plate.

5. a hinge means comprises fixing hinge (30) and a moveable hinge (40), it is characterized in that, also comprises: two jump rings (20) and two bearing pins (10),

Described fixedly hinge (30) is to be bent into " U " shape structure by " recessed " font sheet material by above-below direction, and wherein the opening portion of " recessed " template forms two circular holes again to curls inward, also has a stopper slot on each circular hole, and the bottom of matrix is fixed on the frame;

Described two jump rings (20) are open-ended circle or the polygonized structures that is converted into by spring wire, and its inscribed circle diameter is less than the diameter on bearing pin (10) face of cylinder;

Described two bearing pins (10) are "T"-shaped round bolt structure, and the bottom of bearing pin (10) is a hemisphere face, and two taper seats are arranged on the face of cylinder at middle part, and its small end points to the double-screw bolt two ends respectively, and form two spacing planes with the face of cylinder; Described two jump rings (20) are placed in two stopper slots of fixing hinge (30); Described two bearing pins (10) pass a circular hole, jump ring (20), the moveable hinge (40) of fixing hinge (30) successively, and described two jump rings (20) are stuck in the spacing plane of middle and upper part of two bearing pins (10).

6. hinge means according to claim 5 is characterized in that, described jump ring (20) is the equilateral triangle structure, and the diameter of the taper seat small end on its inscribed circle diameter and the described bearing pin (10) is identical.

7. according to claim 5 or 6 described hinge meanss, it is characterized in that described fixedly hinge (30) can be installed or be welded on the frame by screw, can also directly utilize the structure on the frame.

8. according to claim 5 or 6 described hinge meanss, it is characterized in that described moveable hinge (40) can be installed or be welded on the frame by screw, can also directly utilize the structure on the door-plate