CN201228715Y - Turning gear - Google Patents

Abstract

The utility model relates to a rotating shaft device comprising an adapting base and a rotating shaft. A joint portion with length smaller than that of the base is extended forward from the lateral side of the adapting base, a vertical side of the joint portion is extended and rolled over to form at least a first shaft portion and a second shaft portion from outside in, a third shaft portion is formed between the first shaft portion and the second portion via rolled extension in the direction opposite to that of the first shaft portion and the second shaft portion, a lateral side of the third shaft portion is extended to form a torsion shaft plate with an adjusting plate, the adjusting hole is used for a lock-mounting component penetrating through and screwing into a corresponding locking hole on for fine adjustment and positioning, the rotating shaft is provided with a shaft body penetrating through the first shaft portion, and the second shaft portion and the third shaft portion of the adapting base for rotation. The attaching face of the bottom of the torsion shaft plate is arranged against the surface of the joint portion, the inner lateral wall face of the third shaft portion is tightly clamped with the outer surface of the rotating shaft to generate appropriate torque force, and the torsion of the rotating shaft can be adjusted. The utility model has the advantages of simple structure, speedy assembly, fine adaptability and wide application range.

Description

Turning gear

Technical field

The utility model relates to a kind of turning gear, especially refer to a kind of can closely being held on the inner rotating shaft outer surface that is worn by additional locking elements fine setting location axial region interior sidewall surface, for adjusting the rotating shaft torque magnitude, and applicable to high torsion, need meet the turning gear that uses on the default object that Security considers.

Background technique

In life, there are many objects all can use turning gear, such as door, window, automobile-used according to wing mirror, notebook computer, PDA(Personal Digital Assistant) and electronic dictionary etc., above-mentioned object reaches the purpose that activity is thrown or covered action by turning gear, though but turning gear is extensive use of, still there are many shortcomings, now division is as follows: general turning gear is for being provided with the hollow circular tube of plural concentric in two adjacent locking plate vertical sides, and be equipped with columned pin member in hollow circular tube inside, and can be that rotating shaft is rotated for two adjacent locking plates by pin member; First, when if plural hollow circular tube internal diameter is a external diameter greater than pin member, though pin member can be arranged in the hollow circular tube easily, ease of assembly, but promptly can produce the gap on the pedestal of object and the cover plate or have surface contact adaptation bad when two adjacent locking plates are individually fixed in, and it is loosening easily when influenced by external force, rock, to cause the not good disappearance of overall structure stability and smooth degree to take place, or even throw or cause mutual scraping and wearing and tearing to damage when being covered on the pedestal because of the cover plate activity, have simultaneously to use and go up the doubt that inconvenience and Security are considered.

Secondly, when if plural hollow circular tube internal diameter presents friction tight state for the external diameter with pin member, promptly needing to apply bigger external force gives on the cover plate, the action that makes it throw or to cover do activity with pedestal, at this moment, because pin member outer surface and hollow circular tube internal face can be because of excessively scraping and heavy wears mutually, and produce the noise that has very big shrillness, common people to be difficult to bear when causing pin member to rotate, and cover after on the pedestal in cover plate, can be because of the anti-power of work that rubs, make the cover plate resilience and can't cover really.

Moreover, because general turning gear is the matable assembly of producing for a large amount of modularizations, and be widely used on the object, in order to articulate as carrying out activity with object two adjacent sides, use during rotation, but the material characteristic when dispatching from the factory because of each object, size and weight etc. are all specific or the difference of specific standard not, and be difficult to guarantee that the average torsion of turning gear can reach conformity, so promptly need design the turning gear that meets its torque magnitude at each object, prevent the not enough pin member that causes of its torsion by this, generation gap or surface contact adaptation were bad between hollow circular tube cooperated, and when influenced by external force, also can cause it loosening easily, rock and cause problems such as overall structure stability and smooth degree be not good yet to take place, so prior art remains in the space that has greatly improved with disappearance.

Summary of the invention

Therefore, the inventor is because above-mentioned problem and disappearance is to collect related data, and via assessing in many ways and considering, utilization is engaged in the research and development experience for many years of the industry and constantly studied and revise again, and the beginning is designed the novel of this kind turning gear.

Main purpose of the present utility model be to overcome prior art turning gear coaxality poor, cooperate not goodly, and easy shortcoming such as friction damage provides a kind of smoothly stable turning gear that rotates.

For this reason, the turning gear that the utility model provides, include and accept pedestal and rotating shaft, this accepts the pedestal side for be extended with the joining portion of width less than pedestal towards the place ahead, and extend at least two the first axle part and the second axle part of transferring out at joining portion vertical side ecto-entad, and extend the 3rd axial region with the direction turnover opposite between first, second axial region with described the first axle part and the second axle part, the 3rd axial region side extends provides the torsion axillare of adjusting the hole, and this adjustment hole wears and be screwed into fine setting location in the lockhole corresponding on the joining portion for additional locking elements; This rotating shaft is for having axle body, and is arranged in the first axle part, the second axle part and the 3rd axial region of accepting pedestal to rotate with axle body.

The beneficial effects of the utility model are, be arranged in fine setting location in the lockhole of adjusting the hole and being screwed into correspondence on the joining portion by additional locking elements, the faying surface of torsion axillare bottom is pressed on downwards on the surface, joining portion, and allow the 3rd axial region interior sidewall surface closely be held on the rotating shaft outer surface, and can tune to suitable torque magnitude, can effectively solve the axle that is caused because of the torsion deficiency, between cooperating, the hole produces problem and disappearances such as gapped or surperficial closeness of contact is bad, make it applicable to high torsion, need meet on the default object that Security considers and use, improve whole function and the effect of using.

Another beneficial effect of the present utility model is to be that the first axle part and the second axle part addition overall width of accepting the pedestal joining portion are the width size greater than the 3rd axial region, and can provide more oil storage surface area by first, second axial region interior sidewall surface, the axle body that is beneficial to rotating shaft rotates, reduce surface friction drag simultaneously and reach preferable lubricated, prolong the rotating shaft effect in working life; In addition, the width of the 3rd axial region is respectively greater than the width size of first, second axial region, it is long-pending that the axle body outer surface that then makes the interior sidewall surface of the 3rd axial region closely be held on rotating shaft forms bigger contact surface, and be screwed into the degree of depth in lockhole with additional locking elements, the torsion axillare is pressed on downwards on the surface, joining portion and can tune to the state that height is allowed torsion.

A beneficial effect more of the present utility model is to be to accept pedestal the 3rd axial region to extend the torsion axillare of providing the adjustment hole, and torsion axillare both sides are a pointed shape towards adjusting the oblique convergent of hole lateral direction, the torsion shaft plate bulk can be simplified in its two inclined-plane, finely tune when locating so that in additional locking elements is arranged in the lockhole of adjusting the hole and being screwed into correspondence on the joining portion, be one, also can reduce the phenomenon that each corner stress is concentrated, and can avoid keeping overall appearance with this because of the fine setting location influences off normal, perk or can't make its faying surface fully smooth on the surface, joining portion.

And the utility model is simple in structure, assembling is quick, and the manufacturing efficiency height can reach that compliance is good, range of applicability effect widely.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment;

Fig. 3 is the sectional axonometric drawing of the utility model preferred embodiment when using;

Fig. 4 is the side cutaway view of the utility model preferred embodiment when using;

Fig. 5 is the side cutaway view of the utility model preferred embodiment after using;

Fig. 6 is the stereo appearance figure of another preferred embodiment of the utility model.

Description of reference numerals:

1-accepts pedestal; The 11-turning point; The 12-joining portion; The 13-the first axle part; The 14-the second axle part; 15-the 3rd axial region; 151-torsion axillare; 152-adjusts the hole; The 153-lockhole; The 154-faying surface; The 16-profile groove; The 17-positioning hole; The 2-rotating shaft; The 21-axle body; The 22-limited part; 211-oil storage groove; The 23-end-to-end joint part; The 3-additional locking elements; The 4-object.

Embodiment

For reaching above-mentioned purpose and structure, technological means that the utility model adopted and effect, drawing now illustrates in detail that with regard to preferred embodiment of the present utility model its step and function are as follows, in order to understanding fully.

See also shown in Fig. 1,2,3, it is respectively the stereo appearance figure, three-dimensional exploded view of the utility model preferred embodiment and the sectional axonometric drawing when using, find out by knowing among the figure, the utility model includes accepts pedestal 1 and rotating shaft 2 is formed, thus with regard to the main member of this case and feature describes in detail as after; Wherein:

This is accepted pedestal 1 one sides and is formed with the less turning point of width 11 for tiltedly stretching towards the top, the width that is turning point 11 is less than the width of accepting pedestal 1, and then turning point 11 is extended with joining portion 12 towards the place ahead, and in the joining portion vertical side ecto-entad of 12 adjacent turning points 11 extends at least two the first axle part 13 and the second axle part 14 of transferring out, and be positioned at first, the second axle part 13, the 3rd bigger axial region 15 of width is extended in 14 turnovers in the opposite direction, then the 3rd axial region 15 sides extend and provide the torsion axillare 151 of adjusting hole 152 again, and adjust hole 152 and be a fine setting location in the lockhole 153 corresponding on joining portion 12 for wearing and be screwed into for additional locking elements 3; In addition, joining portion 12 is for laterally cuing open the plural profile grooves 16 that are provided with adjacent to first, second axial region 13,14 inboard places in the 3rd axial region 15 dual side-edges, is provided with plural positioning hole 17 all thoroughly accepting on pedestal 1 and 12 surfaces, joining portion again.

This rotating shaft 2 can be arranged in the axle body 21 of accepting pedestal 1 the first axle part 13, the 3rd axial region 15 and the second axle part 14 in regular turn for having one, and radially be concaved with in axle body 11 outer surfaces correspond respectively to first, the 3rd and the plural oil storage groove 211 of the second axle part 13,15,14 positions, and axle body 21 tops are to be formed with external diameter greatly for the limited part 22 of block in the first axle part 13 sides, and then limited part 12 is provided with the end-to-end joint part 23 that can combine the location with default object 4.

Above-mentioned member is when assembling, be that first axle body 21 with rotating shaft 2 is arranged in the first axle part 13, the 3rd axial region 15 and the second axle part 14 of accepting pedestal 1 in regular turn, make the plural oil storage groove 211 of axle body 11 outer surfaces correspond respectively to first, second, third axial region, 13,14,15 positions simultaneously, and limited part 22 blocks bigger by axle body 21 external diameters position in the first axle part 13 sides, just finish the assembling of the utility model integral body; In addition, the above-mentioned pedestal 1 of accepting is for being coated with lubricant oil on first, second, third axial region, 13,14,15 interior sidewall surface, and the axle body 21 that makes rotating shaft 2 is by to herein the time, this lubricant oil just can infiltrate in the plural oil storage groove 211 that lodges in axle body 21 outer surfaces, and after treating that lubricant oil overflows, can continue to drive lubricant oil by axle body 21 and overflow, then can evenly distribute, reach preferable lubricated effect to reduce surface friction drag for the lubricant oil of rotating shaft 2 outer surfaces towards the outside.

On the other hand, the above-mentioned pedestal 1 of accepting is first, second and third axial region 13,14, can further be concaved with on 15 interior sidewall surface and be the spaced plural oil storage slotted eye (not shown) of dislocation, and after rotating shaft 2 is rotated use for a long time repeatedly, the lubricant oil that is accumulated in the plural oil storage groove 211 of its axle body 21 outer surfaces just can reduce gradually because of rotating abrasion, at this moment, just can increase oil reserve by plural oil storage slotted eye, and when the axle body 21 of rotating shaft 2 rotates, the lubricant oil that also can drive in the oil storage slotted eye overflows outwardly, adhere to lubrication time and have the lubricant oil of increasing, stability and smooth degree when promoting rotating shaft 2 rotations simultaneously, and then can prolong the rotating shaft multiple effectiveness in 2 working lifes.

Please consult Fig. 3 simultaneously, 4,5, shown in 6, it is respectively the utility model preferred embodiment sectional axonometric drawing in use, side cutaway view during use, the side cutaway view after the use and the stereo appearance figure of another preferred embodiment, find out by knowing among the figure, when above-mentioned member uses, be to accept pedestal 1 earlier and the rotating shaft 2 that wears is incorporated on the default object 4 and positions, the preferable enforcement of the utility model is to accept pedestal 1, rotating shaft 2 is assembled on the notebook computer respectively, the base of following two sides, cover plate adjacent side position, and can be arranged in by additional locking elements 3 and accept pedestal 1, positioning hole 17 on the joining portion 12 and being screwed on the base of notebook computer, end-to-end joint part 23 with rotating shaft 2 is inserted in the combination location in the groove of wearing that meets given shape on the cover plate simultaneously, and throw or cover when action when cover plate carries out activity, just axle body 11 that can be by end-to-end joint part 23 interlock rotating shafts 2 is in accepting first of pedestal 1, second and third axial region 13,14, be a rotary state in 15, and be available for users to adjust the special angle that screen tilted on the notebook computer cover plate, watch and the keyboard of base top is typewrited in order to vision, operations such as key entry, not only simple in structure, assembling is quick and manufacturing efficiency is high, and it is good to reach compliance, the effect that Applicable scope is extensive.

The preferable enforcement of the utility model is to be that laptop is done an explanation with default object 4; but the utility model is when practical application; then be not to be to be applied to notebook computer as the limitation protection domain; also can be with in accepting pedestal 1 and joining portion 12 thereof respectively in conjunction with being positioned mobile phone; the hand held Game device; PDA(Personal Digital Assistant); door; window or other can be on the movable objects that covers of throwing; such as the simple and easy modification and the equivalent structure that use the utility model specification and graphic content to do change; all should in like manner be contained in the claim of the present utility model explanation hereby.

Moreover, because general turning gear is the matable assembly of producing for a large amount of modularizations, and be widely used on the default object 4, articulate in order to carry out activity as default object 4 two adjacent sides, use during rotation, but the material characteristic when dispatching from the factory because of various default objects 4, size and weight etc. are all specific or the difference of specific standard not, and be difficult to guarantee that the average torsion of turning gear can reach conformity, and when influenced by external force, have loosening easily, rock, to cause problems such as overall structure stability and smooth degree be not good to take place with disappearance, and, general turning gear is provided with the structure that to adjust torque magnitude because of there is no at above-mentioned disappearance, its Applicable scope is severely limited, so the inventor is because existing turning gear structure still has the place that needs improvement, so further improveing out this kind then can be for the turning gear that is adjusted to suitable torque magnitude, and accept pedestal 1 on joining portion 12 first, the second axle part 13, after 14 the 3rd bigger axial region 15 of width is extended in turnover in the opposite direction, extend again and provide the torsion axillare 151 of adjusting hole 152, and adjustment hole 152 can wear and be screwed into and be a fine setting location in the lockhole 153 corresponding on joining portion 12 for additional locking elements 3, with this structural design, just can be arranged in to adjust hole 152 and be screwed into by additional locking elements 3 and be a fine setting location in the lockhole 153 corresponding on joining portion 12, the demand adjustment additional locking elements 3 that uses according to various uses and default object 4 is screwed into the degree of depth in lockhole 153 simultaneously, the faying surface 154 of torsion axillare 151 bottoms is pressed on downwards on the surface at joining portion 12, and axle body 21 outer surfaces that allow the 3rd axial region 15 interior sidewall surface closely be held on rotating shaft 2 form appropriate torsion, and the effect with adjustment rotating shaft 2 torque magnitude, effectively solve because of the not enough axle that causes of torsion, between cooperating, the hole produces problem and disappearances such as gapped or surperficial closeness of contact is bad, also applicable to high torsion, need meet on the default object 4 that Security considers and use, to improve function and the effect on whole the use.

Above-mentioned the first axle part 13 and the second axle part 14 addition overall widths of pedestal 1 on joining portion 12 of accepting are the width size greater than the 3rd axial region 15, and can provide more oil storage surface area by first, second axial region 13,14 interior sidewall surface, the axle body 21 that is beneficial to rotating shaft 2 rotates, reduce surface friction drag simultaneously and reach preferable lubricated, prolong the rotating shaft effect in 2 working lifes; In addition, the width of the 3rd axial region 15 is respectively greater than the width size of first, second axial region 13,14, it is long-pending that axle body 21 outer surfaces that then make the interior sidewall surface of the 3rd axial region 15 closely be held on rotating shaft 2 form bigger contact surface, and be screwed into the degree of depth in lockhole 153 with additional locking elements 3, make torsion axillare 151 press on 12 surfaces, joining portion downwards and go up and can tune to the state that height is allowed torsion.

Again, accept pedestal 1 and provide the torsion axillare 151 of adjusting hole 152 for extending in the 3rd axial region 15, and torsion axillare 151 2 sides are for being a pointed shape towards adjusting the oblique convergent of hole 152 lateral direction, its two inclined-plane is for can simplify torsion axillare 151 volume shapes, and adjust hole 152 and be screwed into when being a fine setting location in the lockhole 153 corresponding on the joining portion 12 when additional locking elements 3 is arranged in, also can reduce the phenomenon that each corner stress is concentrated, and avoid because of fine setting location influence off normal, perk or can't make its faying surface 154 fully smooth on 12 surfaces, joining portion keeps overall appearance with this.

Be with; the utility model major character is to accept first on pedestal 1 joining portion 12; the second axle part 13; the 3rd bigger axial region 15 of width is extended in 14 turnovers in the opposite direction; and then the 3rd axial region 15 sides are provided the torsion axillare 151 of adjusting hole 152 for extending; and adjustment hole 152 can wear and be screwed into to finely tune in the lockhole 153 corresponding on joining portion 12 for additional locking elements 3 orientates key protection point as; so; just can be screwed into the degree of depth in lockhole 153 by the demand adjustment additional locking elements 3 that uses according to various uses and default object 4; torsion axillare 151 can be pressed on downwards on 12 surfaces, joining portion; and axle body 21 outer surfaces that allow the 3rd axial region 15 interior sidewall surface closely be held on rotating shaft 2 form appropriate torsion; and have the effect of adjusting rotating shaft 2 torque magnitude, and the key that can improve located by prior art is:

1, the utility model is accepted pedestal 1 for 12 vertical side extends transfer out the first axle part 13 and the second axle part 14 in the joining portion, and the 3rd axial region 15 is extended in 13,14 turnovers in the opposite direction of first, second axial region, and can be arranged in first, second and third axial region 13,15,14 for rotating shaft 2, and the surface friction drag that is produced when rotating when rotating shaft 2 can be by joining portion 12 opposite direction transmission, counteracting, stability and smooth degree when promoting rotating shaft 2 and rotate with this.

2, the utility model is accepted pedestal 1 for be coated with lubricant oil on first, second, third axial region, 13,14,15 interior sidewall surface, and the axle body 21 that makes rotating shaft 2 is by to herein the time, this lubricant oil just can infiltrate in the plural oil storage groove 211 that lodges in axle body 21 outer surfaces, and can continue to drive lubricant oil by axle body 21 and overflow even distribution towards the outside, adhere to the time and have preferable lubrication effect, thereby can prolong the working life of rotating shaft 2 in order to reduction surface friction drag, increase lubricant oil.

3, the utility model is arranged in the positioning hole of accepting on pedestal 1, the joining portion 12 17 by additional locking elements 3 and is screwed on the base of default object 4, end-to-end joint part 23 with rotating shaft 2 is inserted in wearing in the groove on the cover plate simultaneously, then can come interlock rotating shaft 2 in first, second and third axial region 13,14,15 of accepting pedestal 1, to be a rotary state by end-to-end joint part 23, in order to adjusting the special angle tilted, simple in structure, assembling fast, the manufacturing efficiency height can reach that compliance is good, range of applicability effect widely.

Above-mentioned detailed description is at a kind of preferable possible embodiments explanation of the utility model, this embodiment is not in order to limit claim of the present utility model, all other do not break away from the equalization of being finished under the skill spirit that the utility model discloses to be changed and modifies change, all should be contained in the claim that the utility model contains.

In sum, the turning gear that the utility model is above-mentioned for reaching its effect and purpose really, so the utility model really is the model utility of a practicability excellence, meets the application important document of novel patent in fact, files an application in accordance with the law.

Claims (8)

1, a kind of turning gear includes and accepts pedestal and rotating shaft, it is characterized in that:

This accepts the pedestal side for be extended with the joining portion of width less than pedestal towards the place ahead, and extend at least two the first axle part and the second axle part of transferring out at joining portion vertical side ecto-entad, and extend the 3rd axial region with the direction turnover opposite between first, second axial region with described the first axle part and the second axle part, the 3rd axial region side extends provides the torsion axillare of adjusting the hole, and this adjustment hole wears and be screwed into fine setting location in the lockhole corresponding on the joining portion for additional locking elements;

This rotating shaft is for having axle body, and is arranged in the first axle part, the second axle part and the 3rd axial region of accepting pedestal to rotate with axle body.

2, turning gear according to claim 1 is characterized in that, this is accepted the pedestal side and is formed with the turning point of width less than pedestal for tiltedly stretching towards the top, and then this joining portion is extended in the turning point towards the place ahead.

3, turning gear according to claim 1 is characterized in that, these torsion axillare both sides of accepting pedestal are a pointed shape towards adjusting the oblique convergent of hole lateral direction.

4, turning gear according to claim 1 is characterized in that, greater than the width size of the first axle part and the second axle part, and first, second axial region addition overall width is the width size greater than the 3rd axial region to this width of the 3rd axial region of accepting pedestal for respectively.

5, turning gear according to claim 1 is characterized in that, this accepts the pedestal joining portion for laterally cut open the plural profile groove that is provided with adjacent to the inboard place of first, second axial region at the 3rd axial region dual side-edge.

6, turning gear according to claim 1 is characterized in that, this is accepted on pedestal and the surface, joining portion and is provided with plural positioning hole all thoroughly.

7, turning gear according to claim 1 is characterized in that, this rotating shaft axle body outer surface corresponds respectively to the plural oil storage groove of accepting pedestal first, second and third axial region position for radially being concaved with.

8, turning gear according to claim 1 is characterized in that, this rotating shaft axle body top be formed with external diameter big for block in the limited part of accepting pedestal the first axle part side, and then limited part is provided with the end-to-end joint part that is used for combining with default object the location.

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