Folding table lamp

Abstract

The utility model relates to the technical field of lighting lamps, in particular to a folding table lamp which is characterized by comprising a base, a first supporting rod, a second supporting rod, a lighting lamp holder, a first rotating shaft assembly, a second rotating shaft assembly and a third rotating shaft assembly. The second supporting rod can rotate around the axis of the second rotating shaft assembly, the lighting lamp cap can rotate around the axis of the third rotating shaft assembly, and folding and unfolding of the lamp can be achieved through rotation of the first supporting rod, the second supporting rod and the lighting lamp cap. The lamp is in a completely unfolded state, the height from the lighting lamp holder to the table top is 40 mm, the lighting lamp holder is located at the most appropriate lighting position, a user can use the lamp conveniently, and the comfort level of the user is improved; when the lamp is in a folded state, the base and the first supporting rod are matched to form a space similar to a cuboid, and the lamp can be stored in the space similar to the cuboid after being folded.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting fixtures, and more specifically, to a foldable table lamp. Background Art

[0002] Desk lamps are commonly used lighting equipment in people's lives. People often study and work under desk lamps. Desk lamps are mainly placed on desks or dining tables for lighting purposes. The light exposure range of desk lamps is relatively concentrated, which is convenient for reading and studying.

[0003] However, the traditional table lamp structure includes a lamp holder and a lamp body, and a support frame for connecting the lamp holder is installed on the lamp holder, and the support frame can adjust the height of the lamp holder up and down. However, this table lamp cannot be folded, has a large volume, and is inconvenient to carry and store. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a foldable table lamp which has the advantages of being easy to carry and store.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: A foldable table lamp comprises a base, a first support rod, a second support rod, a lighting lamp head and a plurality of rotating shaft components;

[0006] The rotating shaft assembly includes a first rotating shaft assembly, a second rotating shaft assembly and a third rotating shaft assembly;

[0007] Wherein, the first rotating shaft assembly is arranged between the base and the first supporting rod, the second rotating shaft assembly is arranged between the first supporting rod and the second supporting rod, the third rotating shaft assembly is arranged between the second supporting rod and the lighting lamp head, and the lighting lamp head is rotatably arranged on the third rotating shaft assembly;

[0008] The first support rod can rotate around the axis of the first rotating shaft assembly, the second support rod can rotate around the axis of the second rotating shaft assembly, and the lighting lamp head can rotate around the axis of the third rotating shaft assembly.

[0009] In one embodiment, the first rotating shaft assembly includes a first fixed member, a first rotating member and a first rotating shaft, the first fixed member is fixedly connected to the base, the first rotating member is fixedly connected to the first support rod, and the first fixed member and the first rotating member are respectively provided with a first insertion hole for inserting the first rotating shaft.

[0010] In one embodiment, the first fixing member is provided with an arc-shaped first limiting groove, the center of the first limiting groove is arranged on the axis of the first rotating shaft, and the first rotating member is provided with a first limiting member slidably connected to the first limiting groove.

[0011] In one embodiment, the second rotating shaft assembly includes a second fixed member, a second rotating member and a second rotating shaft, the second fixed member is fixedly connected to the first support rod, the second rotating member is fixedly connected to the second support rod, and the second fixed member and the second rotating member are respectively provided with a second insertion hole for inserting the second rotating shaft.

[0012] In one embodiment, the second fixing member is provided with an arc-shaped second limiting groove, the center of the second limiting groove is arranged on the axis of the second rotating shaft, and the second rotating member is provided with a second limiting member slidably connected to the second limiting groove.

[0013] In one embodiment, the third rotating shaft assembly includes a third fixed member, a third rotating member and a third rotating shaft, the third fixed member is fixedly connected to the second support rod, the third rotating member is rotatably connected to the lighting lamp head, and the third fixed member and the third rotating member are respectively provided with a third socket for inserting the third rotating shaft.

[0014] In one embodiment, the third fixing member is provided with an arc-shaped third limiting groove, the center of which is arranged on the axis of the third rotating shaft, and the third rotating member is provided with a third limiting member slidably connected to the third limiting groove.

[0015] In one of the embodiments, a transfer hole is provided on the lighting lamp head, and a connecting shaft rotatably connected to the transfer hole is provided on the third rotating member.

[0016] In one of the embodiments, a limit block is arranged in the lighting lamp head, and a stop block which can abut against a side surface of the limit block is arranged on the connecting shaft.

[0017] In one embodiment, the limit block is arranged in an arc shape along the axis of the adapter hole.

[0018] The above-mentioned foldable desk lamp has the following beneficial effects:

[0019] First, the lamp is in a fully extended state, with the lamp head 40mm above the table, which is in the most suitable lighting position, making it easier for users to use and improving their comfort;

[0020] Secondly, when the lamp is in the folded state, the base cooperates with the first support rod to form a space similar to a rectangular parallelepiped, and the lamp can be stored in a space of similar size after being folded. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a diagram of the expanded state of this embodiment;

[0022] Figure 2 is a folding state diagram of this embodiment;

[0023] Figure 3 is a schematic diagram of the connection relationship between the connecting shaft and the lighting lamp head in this embodiment;

[0024] Figure 4 Schematic diagram of the cross section of the main lighting lamp holder of this embodiment;

[0025] Figure 5 is a schematic structural diagram of the first rotating shaft assembly in this embodiment;

[0026] Figure 6 is a schematic structural diagram of the second rotating shaft assembly in this embodiment;

[0027] Figure 7 It is a schematic structural diagram of the third rotating shaft assembly in this embodiment.

[0028] In the figure: 1. base; 2. first support rod; 3. second support rod; 4. lighting lamp head; 41. limit block; 5. first rotating shaft assembly; 51. first rotating member; 52. first fixing member; 53. first rotating shaft; 6. second rotating shaft assembly; 61. second rotating member; 62. second fixing member; 63. second rotating shaft; 7. third rotating shaft assembly; 71. third rotating member; 711. connecting shaft; 7111. stop block; 72. third fixing member; 73. third rotating shaft. DETAILED DESCRIPTION

[0029] The utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, unless otherwise clearly and specifically defined.

[0032] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0034] A foldable table lamp, such as Figure 1 , Figure 2 As shown, it includes a base 1, a first support rod 2, a second support rod 3, a lighting lamp head 4 and a plurality of rotating shaft components;

[0035] The rotating shaft assembly includes a first rotating shaft assembly 5, a second rotating shaft assembly 6 and a third rotating shaft assembly 7;

[0036] Among them, a first rotating shaft assembly 5 is arranged between the base 1 and the first supporting rod 2, a second rotating shaft assembly 6 is arranged between the first supporting rod 2 and the second supporting rod 3, a third rotating shaft assembly 7 is arranged between the second supporting rod 3 and the lighting lamp head 4, and the lighting lamp head 4 is rotatably arranged on the third rotating shaft assembly 7;

[0037] The first support rod 2 can rotate around the axis of the first rotating shaft assembly 5, the second support rod 3 can rotate around the axis of the second rotating shaft assembly 6, and the lighting lamp head 4 can rotate around the axis of the third rotating shaft assembly 7. By rotating the first support rod 2, the second support rod 3 and the lighting lamp head 4, the folding and unfolding of the lamp can be realized;

[0038] When the lamp is used for lighting, the first support rod 2 is rotated to rotate around the axis of the first rotating shaft assembly 5. When the first support rod 2 and the base 1 are in a vertical state, the first support rod 2 is stopped from being rotated. The lighting lamp head 4 is rotated. When the lighting lamp head 4 is parallel to the horizontal plane, the second support rod 3 is rotated to rotate around the axis of the second rotating shaft assembly 6. When the second support rod 3 and the first support rod 2 are in a vertical state, the second support rod 3 is stopped from being rotated. At this time, the first support rod 2 and the second support rod 3 are located on the same vertical plane, and the lighting lamp head 4 is perpendicular to the second support rod 3.

[0039] Rotate the lamp head 4 again to make it rotate around the axis of the third rotating shaft assembly 7. When there is an angle of 7° between the light-emitting surface of the lamp head 4 and the horizontal plane, stop rotating the lamp head 4. At this time, the lamp is in a fully expanded state, with the height of the lamp head 4 from the table top being 400 mm, which is in the most suitable lighting position.

[0040] When folding and contracting the lamp, rotate the lamp head 4 so that the lamp head is parallel to the table surface, and then rotate the lamp head 4 around the axis of the third rotating shaft assembly 7. Stop rotating when the lamp head 4 is parallel to the second support rod 3. Rotate the second support rod 3 downward. The second support rod 3 drives the lamp head 4 to rotate around the axis of the second rotating shaft 63. When the second support rod 3 is parallel to the first support rod 2, stop rotating the second support rod 3. At this time, the base 1 and the first support rod 2 cooperate to form a space similar to a rectangular parallelepiped. The lamp can be stored in a space of similar size after being folded.

[0041] Specifically, Figure 5 As shown, the first rotating shaft assembly 5 includes a first fixed member 52, a first rotating member 51 and a first rotating shaft 53. The first fixed member 52 is fixedly connected to the base 1, and the first rotating member 51 is fixedly connected to the first support rod 2. The first fixed member 52 and the first rotating member 51 are respectively provided with first insertion holes for inserting the first rotating shaft 53. The first fixed member 52 is provided with an arc-shaped first limiting groove, and the center of the first limiting groove is set on the axis of the first rotating shaft 53. The first rotating member 51 is provided with a first limiting member slidably connected to the first limiting groove;

[0042] When the first support rod 2 rotates, the first support rod 2 drives the first rotating member 51 to rotate around the axis of the first rotating shaft 53, and the first limiting member slides in the first limiting groove synchronously. When the first limiting member abuts against the side wall of the first limiting groove, the first support rod 2 and the base 1 are in a vertical state.

[0043] like Figure 6As shown, the second rotating shaft assembly 6 includes a second fixed member 62, a second rotating member 61 and a second rotating shaft 63, the second fixed member 62 is fixedly connected to the first support rod 2, the second rotating member 61 is fixedly connected to the second support rod 3, the second fixed member 62 and the second rotating member 61 are respectively provided with second jacks for inserting the second rotating shaft 63, the second fixed member 62 is provided with an arc-shaped second limiting groove, the center of the second limiting groove is set on the axis of the second rotating shaft 63, and the second rotating member 61 is provided with a second limiting member slidably connected to the second limiting groove;

[0044] When the second support rod 3 rotates, the second support rod 3 drives the second rotating member 61 to rotate around the axis of the second rotating shaft 63, and the second limiting member slides in the second limiting groove synchronously. When the second limiting member abuts against the side wall of the second limiting groove, the second support rod 3 and the first support rod 2 are in a vertical state.

[0045] like Figure 7 As shown, the third rotating shaft assembly 7 includes a third fixing member 72, a third rotating member 71 and a third rotating shaft 73, the third fixing member 72 is fixedly connected to the second support rod 3, the third rotating member 71 is rotatably connected to the lighting lamp head 4, the third fixing member 72 and the third rotating member 71 are respectively provided with a third jack for inserting the third rotating shaft 73, the third fixing member 72 is provided with an arc-shaped third limiting groove, the center of the third limiting groove is set on the axis of the third rotating shaft 73, and the third rotating member 71 is provided with a third limiting member slidably connected to the third limiting groove;

[0046] When the lighting lamp head 4 rotates around the third rotating shaft assembly 7, the lighting lamp head 4 drives the third rotating member 71 to rotate around the axis of the third rotating shaft 73, and the third limiting member slides synchronously in the third limiting groove. When the third limiting member abuts against the side wall of the third limiting groove, there is an angle of 7° between the light emitting surface of the lighting lamp head 4 and the horizontal plane.

[0047] Specifically, Figure 4 As shown, a transfer hole is provided on the lighting lamp head 4, and a connecting shaft 711 rotatably connected to the transfer hole is provided on the third rotating member 71; when the lamp is folded and stored, the lighting lamp head 4 rotates around the axis of the connecting shaft 711 and can be rotated to a position parallel to the second support rod 3.

[0048] Further, such as Figure 3 , Figure 4 As shown, a limiting block 41 is provided in the lighting lamp head 4, and a stopper 7111 which can abut against the side of the limiting block 41 is provided on the connecting shaft 711; when the limiting block 41 abuts against the right side of the stopper 7111, the lighting lamp head 4 and the second support rod 3 are in a vertical state, and when the limiting hole abuts against the left side of the stopper 7111, the lighting lamp head 4 and the second support rod 3 are in a parallel state.

[0049] Preferably, the limit block 41 is arranged in an arc shape along the axis of the transfer hole;

[0050] In this embodiment, the first rotating shaft 53 , the second rotating shaft 63 and the third rotating shaft 73 are all equipped with damping rotating shafts.

[0051] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A foldable desk lamp, characterized in that: It includes a base, a first support rod, a second support rod, a lighting lamp head and a plurality of rotating shaft components; The rotating shaft assembly includes a first rotating shaft assembly, a second rotating shaft assembly and a third rotating shaft assembly; Wherein, the first rotating shaft assembly is arranged between the base and the first supporting rod, the second rotating shaft assembly is arranged between the first supporting rod and the second supporting rod, the third rotating shaft assembly is arranged between the second supporting rod and the lighting lamp head, and the lighting lamp head is rotatably arranged on the third rotating shaft assembly; The first support rod can rotate around the axis of the first rotating shaft assembly, the second support rod can rotate around the axis of the second rotating shaft assembly, and the lighting lamp head can rotate around the axis of the third rotating shaft assembly.

2. A foldable desk lamp according to claim 1, characterized in that: The first rotating shaft assembly includes a first fixed member, a first rotating member and a first rotating shaft. The first fixed member is fixedly connected to the base, the first rotating member is fixedly connected to the first support rod, and the first fixed member and the first rotating member are respectively provided with a first insertion hole for inserting the first rotating shaft.

3. A foldable desk lamp according to claim 2, characterized in that: The first fixing member is provided with an arc-shaped first limiting groove, the center of which is arranged on the axis of the first rotating shaft, and the first rotating member is provided with a first limiting member slidably connected with the first limiting groove.

4. A foldable desk lamp according to claim 1, characterized in that: The second rotating shaft assembly includes a second fixed member, a second rotating member and a second rotating shaft. The second fixed member is fixedly connected to the first support rod, the second rotating member is fixedly connected to the second support rod, and the second fixed member and the second rotating member are respectively provided with second insertion holes for inserting the second rotating shaft.

5. A foldable desk lamp according to claim 4, characterized in that: The second fixing member is provided with an arc-shaped second limiting groove, the center of which is arranged on the axis of the second rotating shaft, and the second rotating member is provided with a second limiting member slidably connected with the second limiting groove.

6. A foldable desk lamp according to claim 1, characterized in that: The third rotating shaft assembly includes a third fixed member, a third rotating member and a third rotating shaft. The third fixed member is fixedly connected to the second support rod, and the third rotating member is rotatably connected to the lighting lamp head. The third fixed member and the third rotating member are respectively provided with a third socket for inserting the third rotating shaft.

7. A foldable desk lamp according to claim 6, characterized in that: The third fixing member is provided with an arc-shaped third limiting groove, the center of which is arranged on the axis of the third rotating shaft, and the third rotating member is provided with a third limiting member which is slidably connected with the third limiting groove.

8. The foldable desk lamp according to claim 6, characterized in that: The lighting lamp head is provided with an adapter hole, and the third rotating member is provided with a connecting shaft rotatably connected to the adapter hole.

9. A foldable desk lamp according to claim 8, characterized in that: A limit block is arranged in the lighting lamp head, and a stop block which can abut against the side surface of the limit block is arranged on the connecting shaft.

10. A foldable desk lamp according to claim 9, characterized in that: The limiting block is arranged in an arc shape along the axis of the adapter hole.

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