CN211146168U

CN211146168U - Base structure and desk lamp

Info

Publication number: CN211146168U
Application number: CN201921732499.XU
Authority: CN
Inventors: 李艺彬; 吴海华; 黄华伟; 陈景龙
Original assignee: Xiamen Eco Lighting Co Ltd
Current assignee: Xiamen Eco Lighting Co Ltd; Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-07-31
Anticipated expiration: 2029-10-16

Abstract

The utility model belongs to the field of lamps and lanterns illumination, especially, relate to a base structure and desk lamp, wherein, the base upper cover supplies lamp pole structure and control structure to settle, the screw hole is seted up in its downside to the base upper cover, the storage tank has been seted up in its downside to the base lower cover, the base lower cover link up the setting and be the commentaries on classics fixed orifices that the round hole set up about seting up in the tank bottom of storage tank, the central axis and the operation axis that change the fixed orifices overlap the setting, stop member is including can using and receiving the spacing head of moment of torsion and being connected and passing the connecting rod that changes the fixed orifices with the cooperation of outside structure and with spacing head, the connecting rod includes and is connected and with changeing fixed orifices spacing complex linkage segment and with screw hole spiro union complex spiro union section. The utility model discloses avoided rotating at every turn and lead to the relative position of lamp pole structure and control structure to have the problem all different at every turn behind the lamp pole structure.

Description

Base structure and desk lamp

Technical Field

The utility model belongs to lamps and lanterns illumination field especially relates to a base structure and desk lamp.

Background

The desk lamp is usually placed on a desktop, and is used for reading, studying, work and the like to provide illumination, and the desk lamp specifically comprises a base structure, a lamp post structure connected to the base structure, an illumination lamp rotating on the lamp post structure and a control structure installed on the base structure and used for controlling the illumination lamp, wherein when the lamp post structure needs to be rotated, the lamp post structure is usually rotated around a rotation axis of a vertical arrangement relative to the base structure, wherein, because the base structure is fixed on the base structure, then, after the lamp post structure is rotated around the rotation axis of the vertical arrangement relative to the base structure, the relative position of the lamp post structure and the control structure is changed, and the problem that the relative position of the lamp post structure and the control structure is different at each time is caused.

If the lamp post structure is a foldable structure, when the lamp post structure is rotated, external force for driving the lamp post structure to rotate directly acts on the lamp post structure, and the external force easily changes the folding state of the lamp post structure, so that the distance from the lighting lamp to a desktop is different, and the illuminance uniformity of the lighting lamp is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a base structure, it aims at solving base upper cover and base lower cover can the problem of alternate segregation on vertical direction.

The utility model discloses a realize like this:

the utility model provides a base structure, uses with lamp pole structure, control structure cooperation, including base upper cover, base lower cover and stop component, the base upper cover supplies the lamp pole structure with control structure settles, the base upper cover can for the base lower cover rotates around the operation axis, the vertical setting of operation axis, the screw hole is seted up in its downside to the base upper cover, the storage tank has been seted up in its downside to the base lower cover, the base lower cover in the tank bottom of storage tank is seted up and is link up the commentaries on classics of setting and being the round hole setting from top to bottom, the central axis of commentaries on classics of deciding the hole with the operation axis overlaps the setting, stop component including can use with the structure cooperation of outside and follow the spacing head of this exterior structural component received the moment of torsion and with spacing head is connected and is passed the connecting rod in commentaries on classics of deciding the hole, the connecting rod include with spacing head connect and with commentaries on classics decide hole limit fit linkage section and with The outer diameter of the connecting section is matched with the aperture of the rotating hole, and at least part of the limiting head is arranged in a staggered manner with the rotating hole in the up-down direction.

Optionally, the bolt section has a smaller diameter than the connecting section.

Optionally, the depth of the accommodating groove is greater than the height of the limiting head.

Optionally, the base upper cover has a transfer groove formed in a lower side thereof, the threaded hole is formed in a bottom of the transfer groove, the bottom of the transfer groove is abutted to an upper side surface of the base lower cover, and the base lower cover is higher than a depth of the transfer groove.

Optionally, the base lower cover is arranged in an inverted frustum shape.

Optionally, the base structure further comprises a non-slip mat disposed on the lower side surface of the base lower cover.

Optionally, the base structure further comprises at least three balls, the base upper cover is in rolling contact with the base lower cover through each ball, and the base upper cover and the base lower cover are in rolling contact with each ball.

Optionally, the base structure further includes at least three tightening mechanisms, each tightening mechanism is used in cooperation with one of the balls, each tightening mechanism includes a limiting member and an elastic member, the limiting member is provided with a through hole that is vertically through, a hole diameter of the through hole is smaller than a diameter of the ball, and the elastic member elastically supports the ball under the action of an elastic restoring force of the elastic member, so that the ball at least partially passes through the through hole;

each ball is in rolling contact with the upper base cover or the lower base cover through one tightening mechanism.

Optionally, the elastic mechanism further includes a fixing seat, the fixing seat is provided with a receiving groove for receiving the elastic member, and the fixing seat is fixedly connected to the limiting member.

The utility model also provides a desk lamp, include as above base structure.

At first, the utility model discloses avoided rotating at every turn and lead to the relative position of lamp pole structure and control structure to have the problem all different at every turn behind the lamp pole structure, like this, can adapt to user's use custom better, use convenient to use, specifically after putting the position of base structure to the position that accords with user's use custom, the user just can be according to the use custom always.

Secondly, adopt stop component, be favorable to improving assembly efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a base structure provided in an embodiment of the present invention, in which the base structure is applied to a desk lamp;

FIG. 2 is a cross-sectional view taken in the direction AA of FIG. 1;

FIG. 3 is an enlarged schematic view of A in FIG. 2;

fig. 4 is a schematic structural diagram of a limiting member in a base structure according to an embodiment of the present invention;

fig. 5 is an exploded view of a base structure according to an embodiment of the present invention, wherein the base structure is applied to a desk lamp;

FIG. 6 is a cross-sectional view taken in the direction BB in FIG. 1;

fig. 7 is an enlarged schematic view of a in fig. 6.

The reference numbers illustrate:

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 7, an embodiment of the present invention provides a base structure 100 suitable for a desk lamp, and used in cooperation with a lamp post structure 200 and a control structure 300.

In the present embodiment, the base structure 100, the lamp post structure 200 and the control structure 300 are all structural components of the desk lamp; in a specific implementation, the desk lamp further comprises a lighting fixture 400 connected to the light structure.

This base structure 100 includes base upper cover 110 and base lower cover 120, and base upper cover 110 supplies lamp pole structure 200 and control structure 300 to settle, and it is also that lamp pole structure 200 and control structure 300 all install in base upper cover 110 that promptly, and base upper cover 110 and base lower cover 120 set up from top to bottom, and base upper cover 110 can rotate around the operation axis for base lower cover 120, and the vertical setting of operation axis. Based on this structure, firstly, since the base upper cover 110 can rotate relative to the base lower cover 120, when it is required to rotate the lamp post structure 200, it is possible to rotate only the base upper cover 110 relative to the base lower cover 120, without rotating the light pole structure 200 relative to the base structure 100, wherein, since the lamp post structure 200 and the control structure 300 are both installed on the base upper cover 110, during the rotation process of the base upper cover 110 relative to the base lower cover 120, the relative positions of the lamp post structure 200 and the control structure 300 are not affected, thus avoiding the problem that the relative positions of the lamp post structure 200 and the control structure 300 are different each time after the lamp post structure 200 is rotated each time, therefore, the use habit of a user can be better adapted, the use is convenient, and particularly, after the position of the base structure is placed to the position which accords with the use habit of the user, the user can use the base structure according to the use habit all the time; secondly, if the lamp post structure 200 is a foldable structure, external force can be directly prevented from directly acting on the lamp post structure 200, thereby preventing the folding state of the lamp post structure 200 from being affected.

It should be noted that the base upper cover 110 and the base lower cover 120 may be made of a plastic material or a metal material.

The embodiment of the present invention provides an embodiment, the threaded hole 1101 is opened on the lower side surface of the upper base cover 110, the accommodating groove 15301 is opened on the lower side surface of the lower base cover 120, the lower base cover 120 is opened on the bottom of the accommodating groove 15301 to form the rotary fixing hole 1201 which is formed by the round hole, and the central axis of the rotary fixing hole 1201 overlaps with the operation axis.

In the embodiment of the present invention, this base structure 100 still includes stop member 130, stop member 130 is including can use and receive the spacing head 131 of moment of torsion from this external structure with the cooperation of the structure of outside and be connected and pass the connecting rod 132 of changeing the hole 1201 with spacing head 131, connecting rod 132 includes and is connected and with changeing the spacing complex linkage segment 1321 of hole 1201 and have the external screw thread and with screw hole 1101 spiro union's spiro union section 1322 with spacing head 131, the external diameter of linkage segment 1321 and the aperture phase-match of changeing the hole 1201, stop member 131 has local structure and changeing the hole 1201 dislocation set in the up-down direction at least.

It should be noted that at least a partial structure of the limiting head 131 and the rotation fixing hole 1201 are arranged in a staggered manner in the up-down direction, that is, the rotation fixing hole 1201 limits the limiting head 131 from passing through from the bottom to the top.

Based on the structural design, firstly, the screw thread section 1322 is in screw thread fit with the screw hole 1101, and at least a partial structure of the limiting head 131 and the rotation fixing hole 1201 are arranged in a staggered manner in the vertical direction, the upper base cover 110 and the lower base cover 120 are limited by the limiting component 130 to generate relative displacement in the vertical direction, secondly, during assembly, the connecting rod 132 firstly penetrates through the rotation fixing hole 1201, then the limiting component 130 rotates through an external structural component, so that the screw thread section 1322 is in screw thread fit with the screw hole 1101, and the assembly efficiency is improved until the partial structure of the limiting head 131, which is staggered in the vertical direction with the rotation fixing hole 1201, abuts against the groove bottom of the accommodating groove 15301.

It should be noted that the position limiting member 130 may be an integral structure or a separate structure, wherein if the integral structure is adopted, the mechanical connection strength between the components is improved, and if the separate structure is adopted, the material is selected according to the characteristics required by the components, for example, when the material of the base lower cover 120 is white plastic, the position limiting head 131 may be made of white plastic as a whole, or at least partially made of white plastic, so that the uniformity of the overall appearance of the base structure 100 is improved.

It should be noted that, in the specific embodiment, the internal thread and the external thread are paired by at least three pairs of thread teeth, so that, since the separation of the limit hook is prevented, further, some soft glue may be disposed between the threaded hole 1101 and the threaded section, in the specific implementation, before the screwing section 1322 and the threaded hole 1101 are screwed and matched, after some glue is coated on the screwing section 1322 in advance, the screwing section 1322 and the threaded hole 1101 are screwed and matched, so that the separation of the limit hook can be further prevented.

Referring to fig. 4, in the embodiment of the present invention, the diameter of the screw connection section 1322 is smaller than that of the connection section 1321. Since the outer diameter of the connection segment 1321 is matched with the aperture of the rotating hole 1201, if the rod diameter of the screw segment 1322 is matched with the aperture of the rotating hole 1201, there is a problem that the screw segment 1322 is difficult to pass through the rotating hole 1201, and the screw segment 1322 is difficult to be screwed into the screw hole 1101, and based on this structure, the screw segment 1322 very conveniently passes through the rotating hole 1201, thereby facilitating the screw segment 1322 to be paired with the screw hole 1101.

In the embodiment of the present invention, the depth of the accommodating groove 15301 is greater than the height of the limiting head 131. Based on the structural design, the limiting head 131 is integrally accommodated in the accommodating groove 15301, so that the limiting head 131 is prevented from protruding from the tabletop due to the height of the limiting head 131 being greater than the depth of the accommodating groove 15301.

In the embodiment of the present invention, the base upper cover 110 has a transfer groove at its lower side, the screw hole 1101 is opened at the bottom of the transfer groove, the bottom of the transfer groove abuts against the upper side surface of the base lower cover 120, and the height of the base lower cover 120 is higher than the depth of the transfer groove. Firstly, it can be beneficial to prevent impurities such as dust, paper dust and the like from falling into the joint gap between the base upper cover 110 and the base lower cover 120, and secondly, in a normal use state, a user usually looks at the table lamp from a top-down or head-up view, and based on this structural design, the base structure 100 has better overall appearance due to the fact that the user is prevented from observing the joint gap between the base upper cover 110 and the base lower cover 120.

In the embodiment of the present invention, the base structure 100 further includes a non-slip pad 160 disposed on the lower side of the base lower cover 120, and the non-slip pad 160 is used to increase the non-slip property between the base lower cover 120 and the desktop.

Specifically, the non-slip mat 160 is made of foam EVA.

Referring to fig. 6 and 7, the base structure 100 further includes at least three balls 140, the base upper cover 110 is in rolling contact with the base lower cover 120 through each ball 140, and both the base upper cover 110 and the base lower cover 120 are in rolling contact with each ball 140, which is beneficial to reducing the wear of the base upper cover 110 and the base lower cover 120.

The base structure 100 further includes at least three tightening mechanisms 150, each tightening mechanism 150 is used in cooperation with a ball 140, the tightening mechanism 150 includes a limiting member 151 and an elastic member 152, the limiting member 151 is provided with a through hole penetrating up and down, the aperture of the through hole is smaller than the diameter of the ball 140, and the elastic member 152 elastically supports the ball 140 under the elastic restoring force thereof, so that the ball 140 at least partially passes through the through hole; each ball 140 is in rolling contact with the base upper cover 110 or the base lower cover 120, respectively, through a tightening mechanism 150.

In a specific use process, specifically, during the process of the rotation of the base upper cover 110 relative to the base lower cover 120, the base upper cover 110 may roll without being seen by naked eyes, at this time, if the tightening mechanism 150 is not provided, there is a possibility that the base lower cover 120 is separated from the individual balls 140, that is, the base lower cover 120 is in contact with the individual balls 140, which will change the rolling friction force between the whole of each ball 140 and the base upper cover 110, and cause a large change in the tightness of the rotation of the base upper cover 110 relative to the base lower cover 120, and based on this structural design, even if the base upper cover 110 rolls without being seen by naked eyes, each ball 140 can keep rolling contact with the base upper cover 110 under the effect of the elastic member 152, thereby avoiding a large change in the tightness of the rotation of the base upper cover 110 relative to the base lower cover 120.

Referring to fig. 1, in the embodiment of the present invention, the tightening mechanism 150 further includes a fixing base 153, the fixing base 153 is provided with a receiving groove 15301 for receiving the elastic member 152, and the fixing base 153 is fixedly connected to the limiting member 151. Because the ball 140 is a ball structure, if the ball 140 is directly assembled to the base structure 100, the ball 140 is easy to roll and is not easy to fix, which results in difficult assembly, and based on the structural design, before the ball 140 is assembled to the base structure 100, the rolling mechanism can be assembled to the tightening mechanism 150 first, and the ball 140 and the tightening mechanism 150 can be assembled to the tightening mechanism 150 as a whole, which is favorable for improving the assembly efficiency of the ball 140.

The utility model discloses still provide a desk lamp, this desk lamp includes base structure 100, and the concrete structure of this base structure 100 refers to above-mentioned embodiment, because this desk lamp has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought equally, no longer gives unnecessary detail here.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A base structure, uses with lamp pole structure, control structure cooperation, its characterized in that, includes base upper cover, base lower cover and stop component, the base upper cover supplies the lamp pole structure with the control structure settles, the base upper cover can rotate around the operation axis for the base lower cover, the vertical setting of operation axis, the base upper cover sets up the screw hole at its downside, the base lower cover sets up the storage tank at its downside, the base lower cover sets up the commentaries on classics fixed orifices that link up the setting from top to bottom and be the round hole setting in the tank bottom of storage tank, the central axis in commentaries on classics fixed orifices overlaps with the operation axis and sets up, stop component include can use with the cooperation of the structure of outside and receive the spacing head of moment of torsion from this external structure and with the spacing head is connected and is passed the connecting rod in commentaries on classics fixed orifices, the connecting rod includes with spacing head be connected and with change fixed hole limit complex linkage segment and with screw hole spiro union complex spiro union section, the external diameter of linkage segment with change the aperture phase-match in the hole, spacing head have local structure at least with change fixed hole dislocation set in the upper and lower direction.

2. A base structure as in claim 1, wherein the bolt segment has a smaller rod diameter than the connecting segment.

3. The base structure of claim 1, wherein the depth of the receiving groove is greater than the height of the limiting head.

4. The base structure of claim 1, wherein the base upper cover has a transfer groove formed on a lower side thereof, the screw hole is formed in a bottom of the transfer groove, the bottom of the transfer groove abuts against an upper side surface of the base lower cover, and the height of the base lower cover is higher than the depth of the transfer groove.

5. The base structure of claim 1, wherein the base lower cover is provided in an inverted truncated shape.

6. The base structure of claim 1, further comprising a non-slip mat disposed on an underside of the base lower cover.

7. The base structure as claimed in any one of claims 1 to 6, wherein the base structure further comprises at least three balls, the base upper cover is in rolling contact with the base lower cover through each of the balls, and the base upper cover and the base lower cover are in rolling contact with each of the balls.

8. The base structure according to claim 7, further comprising at least three tightening mechanisms, each tightening mechanism being used in cooperation with one of the balls, the tightening mechanism including a limiting member and an elastic member, the limiting member being provided with a through hole that is vertically through, a diameter of the through hole being smaller than a diameter of the ball, the elastic member elastically supporting the ball under an elastic restoring force thereof, so that the ball at least partially passes through the through hole;

9. The base structure of claim 8, wherein the tightening mechanism further comprises a fixing base, the fixing base defines an accommodating groove for accommodating the elastic member, and the fixing base is fixedly connected to the limiting member.

10. A desk lamp comprising a base structure as claimed in any one of claims 1 to 9.