CN217152624U - Desk lamp rotating shaft - Google Patents
Desk lamp rotating shaft Download PDFInfo
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- CN217152624U CN217152624U CN202220709720.5U CN202220709720U CN217152624U CN 217152624 U CN217152624 U CN 217152624U CN 202220709720 U CN202220709720 U CN 202220709720U CN 217152624 U CN217152624 U CN 217152624U
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Abstract
The utility model discloses a desk lamp rotating shaft, which comprises a structure main body, wherein the structure main body comprises a first die-casting shaft sleeve, a second die-casting shaft sleeve and a rotating shaft component, the rotating shaft component comprises a male shaft, a limiting gasket and a female shaft which are sequentially stacked, the male shaft and the limiting gasket are arranged at the inner side of the first die-casting shaft sleeve, the female shaft is arranged at the inner side of the second die-casting shaft sleeve, and the contact parts of the male shaft, the limiting gasket and the female shaft and the first die-casting shaft sleeve and the second die-casting shaft sleeve are respectively provided with a corresponding flat position; set up flat position in a plurality of positions and make female axle and public axle fixed with second die-casting axle sleeve and first die-casting axle sleeve respectively, be connected first die-casting axle sleeve and second die-casting axle sleeve and all the other parts of desk lamp then can realize the effect of restriction desk lamp angle regulation, the structure and the theory of operation of this pivot are simple, and the bulk production of being convenient for is applicable to multiple articulated and pivoted scene, has certain economic benefits.
Description
Technical Field
The utility model relates to a pivot field specifically is the desk lamp pivot.
Background
The rotating shaft is a shaft which is necessary to be used for connecting the main parts of the product and is used for bearing bending moment and torque in the rotating work; wherein often can adopt the pivot to realize the illumination angle regulation of desk lamp among the structural design of desk lamp, nevertheless often need external stop gear to limit the turned angle of desk lamp, but the desk lamp structure that causes adjustable angle can be more complicated, finally leads to the cost too high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art scheme, the utility model provides a desk lamp pivot can solve the problem that the background art provided.
The utility model provides a technical scheme that its technical problem adopted is: the desk lamp rotating shaft comprises a structure main body, wherein the structure main body comprises a first die-casting shaft sleeve, a second die-casting shaft sleeve and a rotating shaft assembly, the rotating shaft assembly comprises a male shaft, a limiting gasket and a female shaft which are sequentially stacked, the male shaft and the limiting gasket are arranged on the inner side of the first die-casting shaft sleeve, the female shaft is arranged on the inner side of the second die-casting shaft sleeve, and the male shaft, the limiting gasket and the female shaft are provided with corresponding flat positions with the contact parts of the first die-casting shaft sleeve and the second die-casting shaft sleeve;
one end of the male shaft, which faces the female shaft, is provided with a cylindrical connecting column, the limiting gasket and the female shaft are sleeved outside the connecting column, and the outer wall of the connecting column and the inner wall of the limiting gasket are provided with flat positions which correspond to each other and are bilaterally symmetrical;
the limiting gasket is provided with limiting grooves which extend inwards and are symmetrical bilaterally, the female shaft faces the limiting part which is symmetrically distributed at one end of the limiting gasket, the limiting part is clamped in the limiting grooves, and the height of the limiting part is consistent with the thickness of the limiting gasket.
The rotating shaft assembly further comprises an oil gathering gasket and a spring gasket which are sequentially stacked, the oil gathering gasket and the spring gasket are sleeved on the outer side of the connecting column, the inner wall of the oil gathering gasket and the inner wall of the spring gasket are respectively provided with a clamping piece, the clamping pieces are arranged corresponding to the flat positions of the outer wall of the connecting column, one end of the female shaft, far away from the male shaft, is provided with an inward concave groove, and the oil gathering gasket and the spring gasket are placed in the concave groove;
furthermore, the thickness of the spring gasket and the oil gathering gasket is equal to the depth of the groove, and the outer walls of the spring gasket and the oil gathering gasket are in close contact with the inner wall of the groove;
furthermore, the outer surface of the far end of the connecting column is provided with a fixed thread and is connected with a nut, and the female shaft and the limiting gasket are arranged between the nut and the male shaft;
furthermore, connecting pieces with consistent structures are fixedly arranged on the side faces of the first die-casting shaft sleeve and the second die-casting shaft sleeve, and connecting holes are formed in the connecting pieces;
further, the central parts of the first die-casting shaft sleeve, the male shaft and the second die-casting shaft sleeve are provided with circular through holes which are coaxially arranged.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a back and forth movement is in order to reach the purpose of turned angle between female axle of restriction and the public axle in the spacing groove of locating part on spacing gasket of female axle one end, it is fixed with second die-casting axle sleeve and first die-casting axle sleeve respectively to set up flat position at a plurality of positions simultaneously, be connected first die-casting axle sleeve and second die-casting axle sleeve and the all the other parts of desk lamp then can realize restriction desk lamp angle regulation's effect, the structure and the theory of operation of this pivot are simple, the mass production of being convenient for, be applicable to multiple articulated and pivoted scene, certain economic benefits has.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of the middle shaft assembly of the present invention;
fig. 4 is the schematic view of the internal structure of the middle rotating shaft assembly of the present invention.
Reference numbers in the figures: 1-a first die-cast shaft sleeve; 2-male axis; 21-connecting column; 3-a female shaft; 31-a stop; 32-grooves; 4-a spring washer; 5-a nut; 6-oil-collecting gasket; 7-a limiting gasket; 71-a limiting groove; 8-a second die-cast shaft sleeve; 9-a fastener; 10-connecting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The following describes the rotation shaft of the desk lamp of the present invention in detail with reference to fig. 1-4: the desk lamp rotating shaft comprises a structure main body, wherein the structure main body comprises a first die-casting shaft sleeve 1, a second die-casting shaft sleeve 8 and a rotating shaft assembly, the rotating shaft assembly comprises a male shaft 2, a limiting gasket 7 and a female shaft 3 which are sequentially stacked, the male shaft 2 and the limiting gasket 7 are arranged on the inner side of the first die-casting shaft sleeve 1, the female shaft 3 is arranged on the inner side of the second die-casting shaft sleeve 8, and the contact parts of the male shaft 2, the limiting gasket 7 and the female shaft 3 with the first die-casting shaft sleeve 1 and the second die-casting shaft sleeve 8 are respectively provided with a corresponding flat position;
because the outer walls of the male shaft 2 and the limiting gasket 7 are provided with flat positions corresponding to the inner wall of the first die-casting shaft sleeve 1, the male shaft 2, the limiting gasket 7 and the first die-casting shaft sleeve 1 are in a relatively fixed relation, and similarly, the female shaft 3 and the second die-casting shaft sleeve 8 are also in a relatively fixed relation;
a cylindrical connecting column 21 is arranged at one end, facing the female shaft 3, of the male shaft 2, the limiting gasket 7 and the female shaft 3 are sleeved outside the connecting column 21, flat positions which are corresponding and bilaterally symmetrical are arranged on the outer wall of the connecting column 21 and the inner wall of the limiting gasket 7, and the flat positions play a role in clamping, so that the limiting gasket 7 can be fixed outside the connecting column 21;
the limiting gasket 7 is provided with an inward extending limiting groove 71 with two symmetrical sides, one end of the female shaft 3 facing the limiting gasket 7 is provided with symmetrically distributed limiting pieces 31, the limiting pieces 31 are clamped in the limiting groove 71, and the height of the limiting pieces 31 is consistent with the thickness of the limiting gasket 7;
when the first die-cast shaft sleeve 1 and the second die-cast shaft sleeve 8 rotate relatively, due to the fixed relationship among the above components, the limiting member 31 at one end of the female shaft 3 moves back and forth in the limiting groove 71 on the limiting gasket 7 in an arc with a certain angle, and when the limiting member 31 collides with the edges at the two ends of the limiting groove 71, the maximum rotation angle of the first die-cast shaft sleeve 1 and the second die-cast shaft sleeve 8 is reached;
wherein the utility model discloses a desk lamp pivot, the open angle of spacing groove 71 are 60 degrees, therefore the rotatable angle of locating part 31 in spacing groove 71 is positive 30 degrees to minus 30 degrees, and this locating part 31's rotatable angle is promptly simultaneously the utility model discloses a desk lamp pivot's operating angle.
Preferably, the rotating shaft assembly further comprises an oil gathering gasket 6 and a spring gasket 4 which are sequentially stacked, the oil gathering gasket 6 and the spring gasket 4 are both sleeved on the outer side of the connecting column 21, the inner walls of the oil gathering gasket 6 and the spring gasket 4 are both provided with a clamping piece 9, the clamping piece 9 is arranged corresponding to the flat position of the outer wall of the connecting column 21, one end, away from the male shaft 2, of the female shaft 3 is provided with an inward concave groove 32, and the oil gathering gasket 6 and the spring gasket 4 are placed in the groove 32;
the spring gasket 4 extrudes the female shaft 3, so that the torque required by the rotating shaft of the female shaft 3 is increased, and the desk lamp can be fixed at a certain angle by damping;
preferably, the thickness of the spring gasket 4 and the oil gathering gasket 6 is equal to the depth of the groove 32, and the outer walls of the spring gasket 4 and the oil gathering gasket 6 are in close contact with the inner wall of the groove 32;
preferably, the outer surface of the distal end of the connecting column 21 is provided with a fixed thread and is connected with a nut 5, and the female shaft 3 and the limiting gasket 7 are arranged between the nut 5 and the male shaft 2;
preferably, the side surfaces of the first die-cast shaft sleeve 1 and the second die-cast shaft sleeve 8 are fixedly provided with connecting pieces 10 with the same structure, the connecting pieces 10 are provided with connecting holes, and the connecting pieces 10 are connected with the desk lamp assemblies, so that the rotation between the two desk lamp assemblies is realized, and the adjustment of the illumination angle is further realized;
preferably, the central portions of the first die-cast shaft sleeve 1, the male shaft 2 and the second die-cast shaft sleeve 8 are provided with circular through holes which are coaxially arranged.
To sum up, the utility model discloses a back and forth movement is in order to reach the purpose of turned angle between female axle of restriction and the public axle in the spacing groove of locating part on spacing gasket of female axle one end, set up flat position simultaneously and make female axle and public axle fixed with second die-casting axle sleeve and first die-casting axle sleeve respectively at a plurality of positions, be connected all the other parts of first die-casting axle sleeve and second die-casting axle sleeve and desk lamp then can realize restriction desk lamp angle regulation's effect, the structure and the theory of operation of this pivot are simple, be convenient for bulk production, be applicable to multiple articulated and pivoted scene, certain economic benefits has.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The desk lamp rotating shaft is characterized by comprising a structural main body, wherein the structural main body comprises a first die-casting shaft sleeve, a second die-casting shaft sleeve and a rotating shaft assembly, the rotating shaft assembly comprises a male shaft, a limiting gasket and a female shaft which are sequentially stacked, the male shaft and the limiting gasket are arranged on the inner side of the first die-casting shaft sleeve, the female shaft is arranged on the inner side of the second die-casting shaft sleeve, and the contact parts of the male shaft, the limiting gasket and the female shaft, the first die-casting shaft sleeve and the second die-casting shaft sleeve are respectively provided with a corresponding flat position;
one end of the male shaft, which faces the female shaft, is provided with a cylindrical connecting column, the limiting gasket and the female shaft are sleeved outside the connecting column, and the outer wall of the connecting column and the inner wall of the limiting gasket are provided with flat positions which correspond to each other and are bilaterally symmetrical;
the limiting gasket is provided with limiting grooves which extend inwards and are symmetrical bilaterally, the female shaft faces the limiting part which is symmetrically distributed at one end of the limiting gasket, the limiting part is clamped in the limiting grooves, and the height of the limiting part is consistent with the thickness of the limiting gasket.
2. The desk lamp rotating shaft according to claim 1, wherein: the pivot subassembly is still including gathering oily gasket and the spring washer that stacks in proper order, gather oily gasket and spring washer all overlap in the outside and the inner wall of spliced pole all are equipped with the fastener, the fastener with the flat position of spliced pole outer wall corresponds the setting, female axle is kept away from the one end of public axle is equipped with the recess of caving in, gather oily gasket and spring washer place in the recess.
3. The desk lamp rotating shaft according to claim 2, wherein: the thickness of the spring gasket and the oil gathering gasket is equal to the depth of the groove, and the outer walls of the spring gasket and the oil gathering gasket are in close contact with the inner wall of the groove.
4. The desk lamp rotating shaft according to claim 1, wherein: the outer surface of the far end of the connecting column is provided with a fixed thread and is connected with a nut, and the female shaft and the limiting gasket are arranged between the nut and the male shaft.
5. The desk lamp rotating shaft according to claim 1, wherein: the side of first die-casting axle sleeve and second die-casting axle sleeve is fixed and is equipped with the connecting piece that the structure is unanimous, all be equipped with the connecting hole on the connecting piece.
6. The desk lamp rotating shaft according to claim 1, wherein: and the central parts of the first die-casting shaft sleeve, the male shaft and the second die-casting shaft sleeve are provided with circular through holes which are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220709720.5U CN217152624U (en) | 2022-03-29 | 2022-03-29 | Desk lamp rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220709720.5U CN217152624U (en) | 2022-03-29 | 2022-03-29 | Desk lamp rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217152624U true CN217152624U (en) | 2022-08-09 |
Family
ID=82697447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220709720.5U Active CN217152624U (en) | 2022-03-29 | 2022-03-29 | Desk lamp rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217152624U (en) |
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2022
- 2022-03-29 CN CN202220709720.5U patent/CN217152624U/en active Active
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