Lift-adjustable fresh lamp

Abstract

The fresh food lamp comprises a lamp shell and a light source plate arranged in the lamp shell, a guide cylinder is fixed to the middle of the top wall of an inner cavity of the lamp shell, an axial guide groove with the top end open and the bottom end closed is formed in the outer wall of the guide cylinder, and a plurality of radial clamping grooves are formed in the outer wall of the guide cylinder; a lifting sleeve is arranged on the outer side of the guide cylinder in a sleeving mode, a buckle protruding column is fixed to the inner wall of the lifting sleeve, and the buckle protruding column ascends and descends in the axial guide groove and is rotationally clamped into one radial clamping groove for limiting; a support is fixed to the bottom end of the lifting sleeve, a light source plate is fixed to the bottom face of the support, and a lampshade is clamped to the lifting sleeve. The LED lamp holder is reasonable in structural arrangement, the lifting sleeve can be lifted on the guide cylinder column according to needs, the illumination height of the light source plate can be adjusted, limiting is achieved by being clamped into different radial clamping grooves, the use requirements of different conditions are met, the requirement for the height of the lamp holder is lowered, and adjusting operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the fresh food lamp technical field, concretely relates to a liftable fresh food lamp. BACKGROUND

[0002] The fresh food lamp is a common lighting device widely used in the fresh food display, preservation and sales field, which generally includes a lamp shell, a light source plate fixed in the lamp shell and a light-transmitting panel, and a heat sink can be additionally arranged in the lamp shell to improve the heat dissipation performance, such as shown in 202420608712.0, which can meet the general use requirements, but the light source plate is fixed in position, and is mostly directly fixed in the lamp shell through screws, and after installation, the lamp shell is also fixedly installed on the lamp holder, so that the lighting height is fixed, and due to the limited space in the lamp shell, the heat dissipation is not facilitated after the heat sink is installed, thereby affecting the use stability and application range of the overall structure, and it is difficult to meet the use requirements in different situations. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a liftable fresh food lamp which is reasonable in structure and convenient to adjust.

[0004] The technical scheme for achieving the utility model is a liftable fresh food lamp, which comprises a lamp shell, a light source plate arranged in the lamp shell, a guide cylinder fixed in the middle of the inner cavity top wall of the lamp shell, an axial guide groove with an open top end and a closed bottom end arranged on the outer wall of the guide cylinder, and a plurality of radial clamping recesses communicated with the axial guide groove arranged on the outer wall of the guide cylinder.

[0005] A lifting sleeve is sleeved on the outer side of the guide cylinder, a buckle protruding column is fixed on the inner wall of the lifting sleeve, the buckle protruding column is lifted and rotated in the axial guide groove and clamped into one of the radial clamping recesses for limiting;

[0006] A support is fixed at the bottom end of the lifting sleeve, the light source plate is fixed to the bottom surface of the support, a lampshade is clamped at the lifting sleeve, and the light of the light source plate is irradiated outward through the lampshade.

[0007] Further preferably, the top surface of the support is fixed with a heat dissipation fin.

[0008] The side wall of the lamp shell is provided with a heat dissipation through hole.

[0009] Further preferably, the top end of the lamp shell is fixed with a lamp holder, and the spiral wire of the light source plate passes through the guide cylinder and is connected with the lamp holder.

[0010] Further preferably, the inner diameter of the lifting sleeve matches the outer diameter of the guide cylinder, and the radial height of the buckle protrusion is the same as the radial depth of the axial guide groove.

[0011] Further preferably, the lampshade is a PMMA lampshade.

[0012] Further preferably, the radial clamping groove is a C-shaped groove, and the opening width of the C-shaped groove is 1-2 cm larger than the diameter of the buckle protrusion.

[0013] Further preferably, the number of the axial guide grooves is two or three, and the number of the buckle protrusions is the same as the number of the axial guide grooves.

[0014] The utility model has the positive effect: the utility model discloses the structure is reasonably arranged, is fixed with the guide cylinder in the lamp house, and has the axial guide groove on the outer wall of guide cylinder, and has the radial clamping recess that communicates with the axial guide groove, and has the buckle protrusion on the inner wall of lifting sleeve, and fixes the light source board at the bottom end of lifting sleeve, and cooperates the lampshade, when using, can lift lifting sleeve on the guide cylinder according to need, realizes the illumination height adjustment of light source board, and realizes the limit through the clamping in different radial clamping recess, improves the stability and reliability of the adjustment position, can satisfy the use demand of different situations, improves its applicable range, and also reduces the requirement to the height of lamp holder, improves the use convenience, and the convenience of adjustment operation is strong in applicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the content of the utility model more easily be clearly understood, the following according to specific embodiment and combining with the drawings, the utility model is further detailed, wherein:

[0016] Fig. 1 It is the structure schematic diagram of the utility model;

[0017] Fig. 2 It is the split structure schematic diagram of the utility model;

[0018] Fig. 3 It is the sectional structure schematic diagram of the utility model.

[0019] Fig. 1 is a lamp house, Fig. 2 is a light source board, Fig. 3 is a guide cylinder, Fig. 4 is an axial guide groove, Fig. 5 is a radial clamping recess, Fig. 6 is a lifting sleeve, Fig. 7 is a buckle protrusion, Fig. 8 is a lampshade, Fig. 9 is a heat dissipation fin, Fig. 10 is a heat dissipation through-hole, Fig. 11 is a lamp holder, and Fig. 12 is a support. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0021] Embodiment

[0022] See Figs. 1 to 3 As shown in the figure, a liftable adjustable fresh food lamp comprises a lamp shell 1, a light source plate 2 arranged in the lamp shell, in the embodiment, the lamp shell is a conventional structure of the prior art, only simple application is made, and therefore detailed description is not made;

[0023] Furthermore, a guide cylinder 3 is fixed in the middle of the top wall of the inner cavity of the lamp shell, an axial guide groove 4 with an open top end and a closed bottom end is arranged on the outer wall of the guide cylinder, and a plurality of radial clamping recesses 5 are arranged on the outer wall of the guide cylinder and are communicated with the axial guide groove; the depth and width of the axial guide groove can be machined and set according to requirements, that is, the axial guide groove can be communicated with the inner cavity of the guide cylinder or can not be communicated; furthermore, a lifting sleeve 6 is sleeved on the outer side of the guide cylinder, a buckle protruding column 7 is fixed on the inner wall of the lifting sleeve, the buckle protruding column is lifted and rotated in the axial guide groove and is clamped and limited in one of the radial clamping recesses; the lifting sleeve and the guide cylinder can be aluminum structural members or plastic structural members, and the guide cylinder is fixed on the lamp shell by screws, and the lifting sleeve is sleeved on the guide cylinder before the guide cylinder is fixed on the lamp shell.

[0024] In the embodiment, a support 12 is fixed at the bottom end of the lifting sleeve, the light source plate is fixed on the bottom surface of the support, a lamp shade 8 is clamped at the lifting sleeve, and the light of the light source plate is irradiated outward through the lamp shade. The lamp shade is a acrylic lamp shade. The support is a circular aluminum structural member, and can be fixed on the lifting sleeve by screws or by buckling, and is machined and set according to requirements; the lamp shade is fixed by buckling, and specifically, there is an annular groove on the inner wall of the lamp shade, and the support is clamped and positioned in the annular groove under extrusion of external force.

[0025] In the embodiment, a heat dissipation fin 9 is fixed on the top surface of the support, and a heat dissipation through hole 10 is arranged on the side wall of the lamp shell. Through the above structure, the heat dissipation performance can be improved, and when the lifting sleeve is lowered, there is a gap between the support and the inner wall of the lamp shell, which is also beneficial to form a heat dissipation channel and facilitate heat dissipation; when the lifting sleeve is lifted to the top end, the support is attached to the inner wall of the lamp shell, and the lamp shade is at the bottom surface position of the lamp shell.

[0026] In practical application process, the top of the lamp shell is fixed with a lamp cap 11, the spiral wire of the light source plate passes through the guide cylinder and is connected with the lamp cap. The lamp cap is used in the whole structure, and the spiral wire can ensure the lifting effectiveness and reliability of the light source plate.

[0027] In the embodiment, the inner diameter of the lifting sleeve matches the outer diameter of the guide cylinder, the radial height of the buckle protruding column is the same as the radial depth of the axial guide groove. The radial clamping groove is a C-shaped groove, and the width of the opening of the C-shaped groove is 1-2 cm larger than the diameter of the buckle protruding column. The number of the axial guide grooves is two or three, and the number of the buckle protruding columns is the same as the number of the axial guide grooves. Through the above structure, the stability and reliability of the connection and lifting can be improved, and loosening or falling off can be prevented.

[0028] The utility model discloses have positive effect: the utility model discloses the structure setting is reasonable, its in the lamp shell fixed with guide cylinder, and there is axial guide groove on the outer wall of guide cylinder, and there is radial clamping groove with axial guide groove intercommunication, and there is buckle protruding column on the inner wall of lifting sleeve, and with light source plate fixed at the bottom of lifting sleeve, cooperate lampshade, when using, can according to need lift lifting sleeve on guide cylinder, realize the illumination height of light source plate's adjustment, and realize the spacing through the card into different radial clamping groove, improve the stability and reliability of the adjustment position, can satisfy the use demand of different situations, improve its application scope, and also reduced the requirement to the height of lamp holder, improved the use convenience, the convenience operation of adjusting, and applicability is strong.

[0029] The standard parts used in the embodiment can be directly purchased from the market, and the non-standard structure parts according to the description can also be directly processed according to the existing technical knowledge without doubt, and the connection mode of each part adopts the mature conventional means in the existing technology, and the machinery, parts and equipment adopt the conventional type in the existing technology, so the specific description is not made here.

[0030] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the embodiments of the utility model. For ordinary skilled in the art, other different forms of changes or changes can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the embodiments. The changes or changes extended from the essential spirit of the utility model are still within the protection scope of the utility model.

Claims

1. A height-adjustable fresh produce light comprising a light housing, a light source panel disposed within the light housing, characterized in that: The inner cavity top wall of the lamp shell is fixed with a guide cylinder, the outer wall of the guide cylinder is provided with an axial guide groove with an open top end and a closed bottom end, and the outer wall of the guide cylinder is provided with a plurality of radial clamping grooves communicated with the axial guide groove; The outer side of the guide cylinder is sleeved with a lifting sleeve, the inner wall of the lifting sleeve is fixed with a buckle protruding column, the buckle protruding column is lifted and rotated in the axial guide groove and clamped into one of the radial clamping grooves for limiting; The bottom end of the lifting sleeve is fixed with a support, the light source plate is fixed on the bottom surface of the support, the lifting sleeve is clamped with a lampshade, and the light of the light source plate is irradiated outward through the lampshade.

2. A height adjustable fresh produce light according to claim 1, characterized in that: The top surface of the support is fixed with a heat dissipation fin; The side wall of the lamp shell is provided with a heat dissipation through hole.

3. A height adjustable fresh produce light according to claim 2, characterized in that: The top end of the lamp shell is fixed with a lamp holder, and the spiral wire of the light source plate passes through the guide cylinder and is connected with the lamp holder.

4. The height adjustable fresh produce light of claim 1, wherein: The inner diameter of the lifting sleeve matches the outer diameter of the guide cylinder, and the radial height of the buckle protruding column is the same as the radial depth of the axial guide groove.

5. The height adjustable fresh produce light of claim 1, wherein: The lampshade is an acrylic lampshade.

6. The height adjustable fresh produce light of claim 1, wherein: The radial clamping groove is a C-shaped groove, and the width of the opening of the C-shaped groove is 1-2 cm larger than the diameter of the buckle protruding column.

7. The height adjustable fresh produce light of claim 1, wherein: The number of the axial guide grooves is two or three, and the number of the buckle protruding columns is the same as that of the axial guide grooves.

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