CN201121643Y - Pivot device with light opening and heavy closing - Google Patents

Abstract

The utility model relates to a light-open and heavy-close pivot device, include the section of fixing each other with electron device's upper cover and be non-circular pivot, and the fixed bolster of fixing each other with electron device's base, the shaping has first curb plate on the fixed bolster, the cover is equipped with adjacent displacement gasket and rotating shim and elastic component on the pivot, the shaping has corresponding concave-convex part on the opposite side of displacement gasket and rotating shim, the non-circular hole cover of displacement gasket is located on the pivot and its aperture is greater than the external diameter of pivot, first lug and the second lug of different length through the displacement gasket offset with first curb plate and lean on, change displacement gasket and rotating shim's gomphosis state, and then change elastic component's compel tight degree, consequently make the pivot device provide different torsion under different states, so that the upper cover can have the efficiency of light-open and heavy-close.

Description

switch

technical field

The utility model relates to a hinge device, which refers to a hinge device arranged between an upper cover and a base of an electronic device, which can make the upper cover open and close relative to the base.

Background technique

The hinge is generally installed between the upper cover and the base of an electronic device (such as a laptop, a translator, etc.), so that the upper cover can be opened and closed relative to the base. When the upper cover is closed relative to the base, the user must slow down The closing speed of the cover is to avoid the collision between the upper cover and the base due to the fast closing speed. When the upper cover is opened relative to the base, the user must speed up the opening of the upper cover to complete the opening of the upper cover as soon as possible and use it as soon as possible. In this electronic device, however, the torsion force provided by the hinge device in the prior art is the same no matter when the upper cover is opened or closed relative to the base, so the user must exert additional force to control the opening and closing no matter when opening or closing. Closing speed, thus causing inconvenience to the user.

Utility model content

The purpose of the utility model is to solve the above-mentioned shortcomings of the prior art, and provide a hinge device for turning on and off the light. It is to improve the hinge device in the prior art, so that the torque provided by the hinge device changes with the corresponding state, and the user's preference when the upper cover is closed or opened can be changed through the difference in the torque force of the hinge device itself. The force to be applied.

In order to achieve the above-mentioned purpose, the technical means adopted by the utility model is to design a hinge device for turning on and off the light, which includes:

A pivot, the cross-section of which is non-circular, the pivot has a connecting end and a free end;

A fixed support frame, which has a bottom plate, a first side plate and a second side plate, the first side plate and the second side plate are vertically formed on the bottom plate respectively, the first side plate has an outer edge, the second The side plate is relatively located on the outer side of the first side plate and the second side plate is sheathed on the pivot;

A gasket set, which is sleeved on the pivot, and the gasket set includes an elastic component, a displacement gasket, a rotating gasket and a fixing piece, the elastic component is sleeved on the pivot, and the displacement gasket is sleeved on On the pivot and driven by the pivot, the displacement spacer, the rotation spacer and the elastic component are relatively located on the same side of the second side plate, the displacement spacer is against the outer edge of the first side plate, and a center of the displacement spacer is formed Non-circular hole, the displacement gasket is sleeved on the pivot with a non-circular hole, the diameter of the non-circular hole of the displacement gasket is larger than the outer diameter of the pivot, and the outer surface of the displacement gasket is formed with continuous concave and convex parts , the end edge of the displacement gasket is formed with a first protrusion and a second protrusion, the distance between the first protrusion and the center of the displacement gasket is greater than the distance between the second protrusion and the center of the displacement gasket, The rotary washer is sheathed and fixed on the pivot, and is relatively located on the outer surface of the displacement washer. The inner surface of the rotary washer is formed with continuous concave and convex parts. Correspondingly, the fixing part is sheathed and fixed on the free end of the pivot.

When in use, the pivot and the upper cover of the electronic device are fixed to each other, and the fixed support frame and the base of the electronic device are fixed to each other. When the upper cover is opened and closed relative to the base, the pivot drives the displacement gasket relative to the fixed support The first side plate rotates.

The utility model has the advantage that, since the distances from the first protrusion and the second protrusion of the displacement pad to the center are different, and the diameter of the non-circular hole of the displacement pad is larger than the outer diameter of the pivot, when the displacement pad is respectively When the first protrusion or the second protrusion and the first side plate of the fixed bracket are pushed against each other, the displacement washer will have a slight displacement relative to the pivot and the rotation washer, so that the displacement washer and the rotation washer The concave and convex parts are in the state of non-fitting or mating respectively, so changing the distance between the displacement washer and the rotating washer will change the degree to which the displacement washer compresses the elastic component, and through the change of the degree of tightness of the elastic component, the hinge The torsion force provided by the device as a whole is changed, so that the upper cover can be opened and closed relative to different torsion states, thereby achieving the function of opening light and closing heavy.

Description of drawings

Fig. 1 is the three-dimensional exterior view of the utility model;

Fig. 2 is an exploded view of components of the utility model;

Fig. 3 is an exploded view of another viewing angle assembly of the present utility model;

Fig. 4 is the end view action figure of the utility model;

Fig. 5 is another end view action diagram of the present utility model.

Explanation of main component symbols

10 pivot 11 threaded part

20 rotating brackets 30 fixed brackets

31 bottom plate 32 first side plate

321 Outer edge 33 Second side plate

331 limit bump 40 gasket set

41 limit washer 411 limit bump

42 concave positioning piece 421 positioning concave part

43 convex positioning piece 431 positioning convex part

44 Elastic component 45 Displacement spacer

451 non-circular hole 452 convex part

453 First protrusion 454 Second protrusion

46 rotating gasket 461 concave and convex part

47 Friction gasket 48 Fixing piece

Detailed ways

The technical means adopted by the utility model to achieve the intended purpose will be further elaborated below in conjunction with the accompanying drawings and preferred embodiments of the utility model.

Please refer to FIG. 1 and FIG. 2 , the utility model includes a pivot 10 , a rotating support frame 20 , a fixed support frame 30 and a gasket set 40 .

The aforementioned pivot 10 is a rod with a non-circular cross-section. The pivot 10 has a connecting end and a free end opposite to each other. The free end of the pivot 10 is formed with a threaded portion 11 .

The connection ends of the aforementioned rotating support frame 20 and the pivot shaft 10 are fixed to each other.

2 and 3, the aforesaid fixed bracket 30 has a bottom plate 31, a second side plate 33 and a first side plate 32, the first side plate 32 and the second side plate 33 are vertically formed on the On the bottom plate 31 , the first side plate 32 has an outer edge 321 , the second side plate 33 is relatively located on the outside of the first side plate 32 and the second side plate 33 is sleeved on the pivot 10 , the second side plate 33 A limiting protrusion 331 is formed on the outer surface.

The aforementioned gasket set 40 is sleeved on the pivot shaft 10, and the gasket set 40 includes a limit gasket 41, a concave positioning piece 42, a convex positioning piece 43, an elastic component 44, a displacement gasket 45, a The rotating pad 46 , a plurality of friction pads 47 and a fixing piece 48 .

The limit washer 41 is sleeved and fixed on the pivot 10 and is relatively located on the outer surface of the second side plate 33. The periphery of the limit washer 41 is radially extended to form a fan-shaped limit protrusion 411. When the pivot 10 drives the limit When the position washer 41 rotates relative to the second side plate 33 , the limit protrusion 411 of the limit washer 41 abuts against the limit protrusion 331 of the second side plate 33 to limit the rotation angle of the pivot 10 .

The concave positioning piece 42 is sleeved on the pivot shaft 10 and is located opposite to the inner surface of the second side plate 33 . The outer surface of the concave positioning piece 42 is concavely formed with at least one positioning concave portion 421 .

The convex positioning piece 43 is sleeved and fixed on the pivot 10 and is relatively located on the outer surface of the concave positioning piece 42. At least one positioning convex portion 431 is formed on the inner surface of the convex positioning piece 43. The positioning convex portion of the convex positioning piece 43 431 corresponds to the positioning concave portion 421 of the concave positioning piece 42 , and when the positioning convex portion 431 fits with the positioning concave portion 421 , a positioning effect is provided.

The elastic component 44 is sleeved on the pivot shaft 10 .

The displacement washer 45 is sleeved on the pivot 10 and is adjacent to the elastic component 44. The displacement washer 45 is driven to rotate by the pivot 10, and the displacement washer 45 abuts against the outer edge 321 of the first side plate 32. The displacement washer A non-circular hole 451 is formed in the center of the sheet 45. The displacement pad 45 is sleeved on the pivot 10 with the non-circular hole 451. The diameter of the non-circular hole 451 of the displacement pad 45 is larger than the outer diameter of the pivot 10, and the displacement The outer surface of the gasket 45 is formed with a continuous concave-convex portion 452, and the end edge of the displacement gasket 45 is formed with a first protrusion 453 and a second protrusion 454. The first protrusion 453 and the center of the displacement gasket 45 The distance therebetween is greater than the distance between the second protruding portion 454 and the center of the displacement washer 45 .

The rotary washer 46 is sheathed and fixed on the pivot 10, and is relatively located on the outer surface of the displacement washer 45. The inner surface of the rotary washer 46 is formed with a continuous concave-convex portion 461, and the concave-convex portion 461 of the rotary washer 46 is in contact with The concavo-convex portion 452 of the displacement spacer 45 corresponds to each other.

The friction pad 47 is sleeved on the pivot shaft 10 to reduce wear between components.

The fixing part 48 is sheathed and fixed on the free end of the pivot shaft 10 , and the fixing part 48 can be a nut to be screwed and fixed on the threaded part 11 of the pivot shaft 10 .

When using the utility model, the fixed support frame 30 and the base of the electronic device are fixed to each other, and the pivot 10 or the rotating support frame 20 and the upper cover of the electronic device are fixed to each other. When the upper cover is opened and closed relative to the base, the pivot 10 drives the rotating washer 46 and the displacement washer 45 to rotate relative to the first side plate 32 of the fixed bracket 30 .

2 to 4, when the first protrusion 453 of the displacement spacer 45 abuts against the outer edge 321 of the first side plate 32 of the fixed bracket 30, due to the distance between the first protrusion 453 and the center Larger and the aperture of the non-circular hole 451 of the displacement pad 45 is greater than the outer diameter of the pivot 10, so the displacement pad 45 is pushed up by the outer edge 321 of the first side plate 32 relative to the pivot shaft 10 and the rotating pad. Sheet 46 slips, and at this time, the concave-convex portion 452 of the displacement washer 45 does not fit with the concave-convex portion 461 of the rotary washer 46, and the distance between the displacement washer 45 and the rotary washer 46 is widened to increase the impact on the elastic assembly 44. The degree of urgency, so that the utility model provides a larger torsion force as a whole.

2, 3 and 5, when the second protrusion 454 of the displacement spacer 45 abuts against the outer edge 321 of the first side plate 32 of the fixed bracket 30, due to the second protrusion 454 The distance from the center is small, so the displacement washer slides relative to the pivot 10 and the rotation washer 46 so that the concave-convex portion 452 of the displacement washer 45 is fitted with the concave-convex portion 461 of the rotation washer 46, and the displacement washer 45 The distance between the rotating washer 46 and the rotating washer 46 is reduced to reduce the degree of stress on the elastic component 44, so that the utility model provides a smaller torsion force as a whole.

Cooperating with the different torsion forces provided by the aforementioned two different states, when assembling, the upper cover can provide a state of relatively small torsion force relative to the utility model during the opening action, and the upper cover can provide a larger torsion force relative to the utility model during the closing action. When the upper cover is opened, the hinge device provides a small torque and the user can open the upper cover with a small force, and when the upper cover is closed, the hinge device provides a large torque and the user must apply The upper cover can only be closed with a large force, so the purpose of opening light and closing heavy can be achieved.

The above descriptions are only preferred embodiments of the utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with preferred embodiments, it is not used to limit the utility model. Those skilled in the art, without departing from the scope of the technical solution of the utility model, can use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but all the technical solutions of the utility model do not depart from Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model still belong to the protection scope of the claims of the utility model.

Claims (9)

1. the pivot device of an easy opening and heavy closing is characterized in that, comprising:

One pivot, its section is non-circular, and pivot has a connecting end and a free end;

One fixing bolster, it has a base plate, one first side plate and one second side plate, vertical forming is on base plate respectively for first side plate and second side plate, and first side plate has an external end edge, and the outside and second side plate that second side plate is positioned at first side plate relatively are sheathed on the pivot;

One shim pack, it is sheathed on the pivot, shim pack includes an elastic component, one displacement pad, an one rotation pad and a fixed block, elastic component is sheathed on the pivot, the displacement pad is sheathed on the pivot and driven by pivot, the displacement pad, the relative homonymy that is positioned at second side plate of rotation pad with elastic component, the external end edge of the displacement pad and first side plate leans, displacement pad central authorities form a non-circular hole, the displacement pad is sheathed on the pivot with this non-circular hole, the aperture of the non-circular hole of displacement pad is greater than the external diameter of pivot, form continuous jog on the outer side surface of displacement pad, the ora terminalis of displacement pad forms one first teat and one second teat, the center of first teat and displacement pad distance apart greater than the center of second teat and displacement pad distance apart, the rotation pad is sheathed and be fixed on the pivot, and be positioned at the outer side surface of displacement pad relatively, form continuous jog on the inner side surface of rotation pad, the jog of rotation pad is corresponding with the jog of displacement pad, and fixed block is sheathed and be fixed on the free end of pivot.

2. the pivot device of easy opening and heavy closing as claimed in claim 1, it is characterized in that, the outer side surface elongation moulding of second side plate of described fixedly bolster has a spacing block set, shim pack includes a spacing shim, this spacing shim is sheathed and be fixed on the pivot, and this spacing shim is positioned at the outer side surface of second side plate relatively, and spacing shim periphery radially elongation moulding has a fan-shaped spacing block set, and the fan-shaped spacing block set of spacing shim is with respect to the spacing block set of second side plate.

3. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2, it is characterized in that, described shim pack includes a recessed location piece and a protruding location piece, recessed location piece is sheathed on the pivot, the outer side surface indent of recessed location piece forms at least one location indentations, protruding location piece is sheathed and be fixed in the outer side surface that is positioned at recessed location piece on the pivot and relatively, and elongation moulding has at least one positioning convex portion on the inner side surface of protruding location piece, and the positioning convex portion of protruding location piece is corresponding with the location indentations of recessed location piece.

4. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, also includes a rotation bolster, and the connecting end of rotation bolster and pivot interfixes.

5. the pivot device of easy opening and heavy closing as claimed in claim 3 is characterized in that, also includes a rotation bolster, and the connecting end of rotation bolster and pivot interfixes.

6. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, described shim pack includes most friction padss, and friction pads is sheathed on the pivot.

7. the pivot device of easy opening and heavy closing as claimed in claim 5 is characterized in that, described shim pack includes most friction padss, and friction pads is sheathed on the pivot.

8. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, forms the screw section on the free end of described pivot, and the fixed block of shim pack is a nut, and fixed block screws togather on the screw section of being fixed in pivot.

9. the pivot device of easy opening and heavy closing as claimed in claim 7 is characterized in that, forms the screw section on the free end of described pivot, and the fixed block of shim pack is a nut, and fixed block screws togather on the screw section of being fixed in pivot.

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