CN201027799Y - Pivotal device - Google Patents

Abstract

The utility model disclose a hinge device, wherein a fixing base is provided with an axis hole which has a wall of the axis hole provided with a positioning groove which is communicated with the axis hole and of which a cross section is cross-shaped, the axis hole is provided inside with a hollow spoon frame provided inside with a pivot, the spoon frame has edges provided with a straight positioning piece and a convex part arranged on one side face of the positioning piece, the positioning piece and the convex part which face each other are arranged inside the positioning groove, thereby improving connecting and positioning effects between the spoon frame and the fixing base.

Description

Pivot device

Technical field

The utility model relate to a kind of be pivoted mutually to increase between the member that connects two replace positioning structure to improve pivot device in conjunction with effect.

Background technique

Sold with present market and to be peddled or electronic product that the user often uses, for example: notebook computer, mobile phone, translating machine, PDA(Personal Digital Assistant) etc., essential structure with now notebook computer, its include one can be seated in the main frame of placement and relatively main frame form to pivot or the screen of deflection angle, for reaching the effect of aforesaid pivot or deflection angle, be provided with at least one pivot device at main frame and the corresponding side of screen.

The pivot device structure of prior art, TaiWan, China as the previous application of the utility model claimant is announced novel patent case No. 420321, its structure includes fixed base 70, one pivot 90, one positioning plate 74 and spoon rack 80 (please referring to shown in Figure 6), wherein fixed base 70 and pivot 90 can be arranged at respectively on the body and screen of computer, fixed base 70 1 sides are formed with joining hole 71 again, one translot 72 that is worker's type is located at joining hole 71 sides and is communicated with it, by the body formed spoon rack 80 of sheet, the one end is straight sheet 81 and is formed with teat 82 in the side, termination of straight sheet 81, the axis hole 83 that the other end is hollow tube can wear for the rotating shaft 91 of pivot 90 1 ends, and aforesaid spoon rack 80 can be arranged on the joining hole 71 and worker's type translot 72 interior location of fixed base 70;

When reality is used, the user opens with respect to main frame or when closing screen, in order to make screen be positioned at any angular orientation, therefore rotating shaft 91 and 80 of spoon racks must provide certain frictional force, because aforementioned tubes spring support 80 only utilizes straight sheet 81 and teat 82 to combine the location with worker's type horizontal 72 with respect to fixed base 70, that is contact with the top end of worker's type translot 72 by the joint of body with straight sheet 81, and pass through teat 82 and locate to contact with the bottom of worker's type translot 72, to reach mutual combination location, it is right because spoon rack 80 only has combining of this two place to fix with fixed base 70, limited owing to its mutual binding site after use, cause because spoon rack 80 is limited with respect to the combination force of 70 of fixed bases, make that can't form effective support between the two is positioned with loosening problem generation.

The model utility content

Creator of the present utility model is redesigned in view of the existing problem of pivot device of aforementioned prior art, its structure that is primarily aimed between spoon rack and fixed base is redesigned, can improve the adhesive strength that increases between spoon rack and fixed base by its structure to reach, and be its purpose the service time of raising pivot device.

For reaching aforementioned purpose, the technological means that the utility model used is to provide a kind of pivot device, comprise a fixed base, the one end is provided with the fixed hole that runs through, fixed hole is formed with opening to being less than an end, be formed with locating slot on its hole wall, two sides that locating slot has a straight trough and its cell wall are formed with first, second side channel that communicates respectively; One pivot, the one end has an axostylus axostyle; To a spoon rack, body formed by sheet, the one end forms hollow tube, be formed with the perforation that runs through in body inside, this perforation can for axostylus axostyle place into, the other end in spoon rack forms location piece, and it is and is formed with first, second outwards outstanding teat on straight lamellar body and two sidewalls respectively, and the body of spoon rack and location piece can be inserted the joining hole and the locating slot place of fixed base; Be formed with between the hollow tube sidewall of aforementioned tubes spring support and the joint between location piece and joining hole and the locating slot jointing place and replace the place, location, be formed with relative respectively with first, second side channel place of first, second teat of location piece two sides replaced the place, location in addition.

Another technological means of the utility model pivot device is, fixed base one end can be formed the tank that is concavity, and this tank cell wall communicates with locating slot one end.

By the utilization of aforementioned techniques means, the fixed base of the utility model pivot device and being equipped with between each spoon rack of pivot, be utilize three respectively the position diverse location replace the place, location, make spoon rack and fixed base comparatively firm locating effect be arranged between the two; The fixed base that is used also can be designed to be the tank of concavity in addition, after spoon rack is arranged on fixed base, its whole height can be reduced, and except that can reducing the fixed base material requested, also has in addition and can make the characteristics such as use that its inner space behind the electronic product can provide other member that are installed in.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is a fragmentary cross-sectional view of the present utility model.

Fig. 3 is the planimetric map after the utility model combination.

Fig. 4 is the fragmentary cross-sectional view after the utility model combination.

Fig. 5 is the three-dimensional exploded view of another enforcement of the present utility model.

Fig. 6 is the three-dimensional exploded view of prior art.

The component symbol explanation

(10) fixed base (101) limiting stopper

(11) axis hole (11A) tank

(12) locating slot (13) straight trough

(131) first side channels (132) second side channels

(20) pivot (21) connecting base

(22) axostylus axostyle (23) conjunction base

(30) spoon rack (31) perforation

(32) location piece (33) first teats

(34) second teat (40) banking stops

(41) positioning hole (42) tab

(70) fixed base (71) joining hole

(72) translot (80) spoon rack

(81) straight sheet (82) teat

(83) axis hole (90) pivot

(91) rotating shaft

Embodiment

Referring to shown in Figure 1, pivot device of the present utility model, it includes a fixed base 10, pivot 20 and at least one spoon rack 30 etc., and an end of aforesaid fixed base 10 and pivot 20 can (for example: main frame notebook computer) and screen mutually combine fixing with electronic product respectively.

One fixed base 10, it is fixing that the one end is that body can mutually combine with the main frame of electronic product, the other end is formed with the joining hole 11 that runs through, on the hole wall of joining hole 11, be formed with locating slot 12, joining hole 11 and locating slot 12 are formed with opening with exterior to being less than a side, and aforementioned locating slot 12 has a straight trough 13, and the one end communicates with joining hole 11, on two cell walls, be formed with first, second side channel 131,132 respectively, and cell wall is vertical with first, second side channel 131,132;

One pivot 20 is a body of rod, and it is fixing that the one end is that connecting base 21 can mutually combine with the screen of electronic product, and the other end is the axostylus axostyle 22 of circular rod member, is formed with conjunction base 23 between connecting base 21 and axostylus axostyle 22, and its section forms and is non-circular prominent seat;

Each spoon rack 30, its lamellar body by certain width is bent to form and is hollow tube, inner in it for running through perforation 31, the aperture of perforation 31 is less than the external diameter of axostylus axostyle 22, the other end forms the location piece 32 of straight lamellar body, being formed with outwards outstanding first teat 33 and second teat, 34, two teats 33,34 on its two sidewall respectively is vertically set on the sidewall of lamellar body.

Referring to Fig. 2 and shown in Figure 3, when assembling, spoon rack 30 by the opening of joining hole 11 and the locating slot 12 that communicates place into, wherein 32 of location pieces are at straight trough 13 places, and first teat 33 that location piece 32 2 sides are set and second teat, 34 difference positions are in first side channel 131 and second side channel 132, aforementioned axostylus axostyle 22 wears the position in the perforation 31 of spoon rack 30, to finish the assembling between each member.

After aforementioned assembling, cooperate when being installed in the notebook computer of electronic product again, it is the relative position place that pivot device of the present utility model is installed in main frame and screen one side, when the user with screen with respect to main frame when opposite side starts or is closed, replace the place, location owing to be formed with one between the hollow tube sidewall of spoon rack 30 and location piece 32 joints and joining hole 11 and locating slot 12 jointing places, in addition in first of location piece 32 2 sides, second teat 33,34 and first, second side channel 131,132 places then are formed with two and replace the place, location, therefore, utilize these three to replace the location and sentence the locating effect that combines that improves between the spoon rack 30 be subjected to pivot 20 effects and the fixed base 10.

Cooperate again and see shown in Fig. 5, be another embodiment of fixed base 10, its structure is the tank 11A that the body that will be provided with joining hole 11 is designed to have opening, the cell wall of tank 11A communicates with locating slot 12, spoon rack 30 and location piece 32 thereof are placed into assembling by the opening of tank 11A and locating slot 12 1 ends that communicate and locate, because design is provided with the ccontaining tank 11A of body of joining hole 11 on the fixed base 10 for spoon rack 30, its structure only is designed to be the cell body of invaginated type, make this embodiment fixed base 10 by bottom end to the height of spoon rack 30 top ends less than fixed base shown in Figure 3 10 whole heights, so design is made the required material of fixed base 10 except saving, in addition because the reduction of whole height, it disengages the arrangement configuration that the space can provide inner other member of electronic product, to improve the elasticity of its product element in installation and design.

The utility model further is provided with a position-limit mechanism, please cooperate referring to Fig. 1 and shown in Figure 4, wherein fixed base 10 in the end that is provided with joining hole 11 and the position be respectively equipped with a limiting stopper 101 in two relative positions, be formed with a non-circular conjunction base 23 on the pivot 20 in addition, one banking stop 40, it has a non-circular positioning hole 41 and can mutually combine with aforesaid conjunction base 23, be formed with outstanding tab 42 in its outer rim in addition, two ora terminalis of this tab 42 can be replaced the location with aforesaid two limiting stoppers 101 respectively, with the deflection angle of restriction pivot 20 with respect to fixed base 10.

Claims (5)

1. pivot device, it includes a fixed base, a pivot and at least one spoon rack; It is characterized in that:

This fixed base, the one end is provided with the fixed hole that runs through, and fixed hole is formed with opening to being less than an end, is formed with locating slot on its hole wall, and two sides that locating slot has a straight trough and its cell wall are formed with first, second side channel that communicates respectively;

This pivot, the one end has an axostylus axostyle;

This spoon rack, body formed by sheet, the one end forms hollow tube, be formed with the perforation that runs through in body inside, this perforation can for axostylus axostyle place into, the other end in spoon rack forms location piece, and it is and is formed with first, second outwards outstanding teat on straight lamellar body and two sidewalls respectively, and the body of spoon rack and location piece can be inserted the joining hole and the locating slot place of fixed base;

Be formed with between the hollow tube sidewall of aforementioned tubes spring support and the joint between location piece and joining hole and the locating slot jointing place and replace the place, location, be formed with relative respectively with first, second side channel place of first, second teat of location piece two sides replaced the place, location in addition.

2. pivot device according to claim 1 is characterized in that: this location piece sidewall is vertical with the teat of two sides, and the locating slot wall is vertical with the side channel of two sides in addition.

3. pivot device according to claim 2 is characterized in that: this piercing aperture is less than the external diameter of axostylus axostyle.

4. pivot device according to claim 3, it is characterized in that: further include a position-limit mechanism, on fixed base and the position be respectively equipped with a limiting stopper in two relative positions of joining hole end face, on pivot, be formed with a non-circular conjunction base, one banking stop, it has a non-circular positioning hole and can mutually combine with aforesaid conjunction base and be formed with outstanding tab in outer rim, and two ora terminalis of this tab can be replaced the location with aforesaid two limiting stoppers respectively.

5. according to the arbitrary described pivot device of claim 1 to 4, it is characterized in that: this fixed base one end further forms the tank that is concavity, and this tank cell wall communicates with locating slot one end.

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