Museum lamp structure

Abstract

The utility model relates to the technical field of museum lamps, in particular to a museum lamp structure which comprises a fixing seat and a lamp body assembly connected to the fixing seat. The lamp body assembly comprises a lens connected to the fixing base and a lamp cap module which is connected to the fixing base in a sliding mode and can be far away from or close to the lens relative to the lens. When the lamp is used, the size and the brightness of light spots of the lamp are changed by moving the lamp cap module on the fixed seat, and the light emitting effect is enriched.

Description

Technical Field

[0001] The utility model relates to the technical field of museum lamps, in particular to a museum lamp structure. Background Art

[0002] As a place to display history, art and culture, lighting is a very important link in museums; exhibits can show the best display effect under the background of lamps. The existing museum lamp structure is generally a spotlight structure, and although the spotlight structure can also adjust the irradiation angle, it is impossible to focus the lamp. Therefore, the existing museum lamp structure cannot adjust the size and brightness of the light spot, and the brightness and irradiation range of the scene are single. Utility Model Content

[0003] The purpose of the utility model is to provide a museum lamp structure in view of the defects and shortcomings of the prior art.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] The utility model discloses a museum lamp structure, which comprises a fixing seat and a lamp body component connected to the fixing seat; the lamp body component comprises a lens head connected to the fixing seat and a lamp head module which is slidably connected to the fixing seat and can move away from or approach the lens head.

[0006] Furthermore, the fixing seat is connected to a connecting seat; a through hole is provided inside the connecting seat; an upper friction piece is connected to the lamp holder module; and the upper friction piece is pressed against the inner side wall of the through hole.

[0007] Furthermore, the upper friction member is a rubber ring; an upper rubber ring slot is provided on the lamp holder module; the rubber ring is inserted and fixed in the upper rubber ring slot; and the outer ring surface of the rubber ring is pressed against the side wall of the through hole.

[0008] Furthermore, a lower friction piece is provided on the outer side wall of the lens head; the lower friction piece is pressed tightly against the inner side wall of the through hole.

[0009] Furthermore, the connecting seat is composed of a main seat body and a connecting sleeve detachably connected to one end of the main seat body; the lens head is connected to the main seat body;

[0010] A lower retaining ring is arranged on the inner side wall of the other end of the main seat body; the inner hole diameter of the main seat body is larger than the inner hole diameter of the connecting sleeve; and the upper friction piece is inserted into the inner cavity of the main seat body.

[0011] Furthermore, a threaded hole is arranged on the inner side wall of the main seat body; an external thread matching the threaded hole is arranged on the outer side wall of the connecting sleeve; and the external thread is threadedly connected to the threaded hole.

[0012] Furthermore, the outer surface of the connecting seat is in the shape of a spherical surface; the inner surface of the fixing seat is in the shape of a concave spherical surface that matches the spherical surface of the connecting seat; the spherical surface of the connecting seat is embedded in the concave spherical surface of the fixing seat; and a connecting seat rubber ring is provided between the spherical surface of the connecting seat and the concave spherical surface of the fixing seat.

[0013] Further, the fixing seat is composed of an upper sleeve, a clamping nut and a lower sleeve; the lower sleeve is provided with a lower pressure ring; the lower pressure ring is provided with an outer sleeve external thread; the inner side wall of the upper sleeve is provided with an upper sleeve internal thread matching the outer sleeve external thread; the upper sleeve internal thread is threadedly connected with the outer sleeve external thread;

[0014] The outer side wall of the upper sleeve is provided with an upper sleeve external thread matching the internal thread on the clamping nut; the clamping nut is threadedly connected with the upper sleeve external thread.

[0015] Furthermore, the concave spherical surface of the fixing seat is composed of an upper arc surface arranged on the inner surface of the upper sleeve and a lower arc surface arranged on the inner surface of the lower sleeve.

[0016] Furthermore, an upper sleeve rubber ring groove is provided at one end of the upper sleeve internal thread away from the lower sleeve; the connecting seat rubber ring is arranged in the upper sleeve rubber ring groove; and the lower pressure ring presses the connecting seat rubber ring onto the end face of the upper sleeve rubber ring groove.

[0017] After adopting the above structure, the utility model has the following beneficial effects: the museum lamp structure described in the utility model, when using the utility model, the fixing base is fixed on the wall or the box; the light outlet of the lens head faces the exhibits, and the light inlet of the lens head faces the light source; a lens is arranged inside the lens head; the lens is a convex lens or a concave lens, which can focus or diverge the light and form different light spots;

[0018] By sliding the lamp head module on the fixed seat, the position of the light source and the lens are changed, thereby changing the light output effect and presenting different display effects; in this lamp, the lamp head module is moved on the fixed seat to change the size and brightness of the light spot of the lamp and enrich the light output effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is an exploded view of the utility model;

[0021] Figure 3 is a cross-sectional view of the fixed seat;

[0022] Figure 4 It is the exploded diagram of the upper and lower sets;

[0023] Figure 5is a cross-sectional view of the connection seat;

[0024] Figure 6 This is a diagram of the internal structure of the lens head;

[0025] Description of reference numerals:

[0026] 1. Light source fixing seat; 101. Upper rubber ring slot; 2. Fixing seat; 201. Upper sleeve;

[0027] 201a, upper sleeve rubber ring groove; 201b, upper sleeve external thread; 201c, upper sleeve internal thread;

[0028] 201d, upper arc surface; 202, clamping nut; 203, lower sleeve; 203a, lower pressure ring;

[0029] 203a1, outer thread of outer sleeve; 203b, lower arc surface; 3, connecting seat; 301, main seat body;

[0030] 301a, threaded hole; 301b, lower retaining ring; 302, connecting sleeve; 4, lens head;

[0031] 401, lower rubber ring slot; 5, lower friction member; 6, upper friction member; 7, light source; 8, lens;

[0032] 9. Connect the seat rubber ring. DETAILED DESCRIPTION

[0033] The utility model is further described below in conjunction with the accompanying drawings.

[0034] like Figures 1 to 6 As shown, the museum lamp structure described in the utility model comprises a fixing seat 2 and a lamp body assembly connected to the fixing seat 2; the lamp body assembly comprises a lens head 4 connected to the fixing seat 2 and a lamp head module slidably connected to the fixing seat 2 and capable of moving away from or approaching the lens head 4; the lamp head module is composed of a light source fixing seat 1 and a light source 7;

[0035] The fixing base 2 is fixed on a wall or a box; the light outlet of the lens head 4 faces the exhibit, and the light inlet of the lens head 4 faces the light source 7; a lens 8 is arranged inside the lens head 4; the lens 8 is a convex lens or a concave lens, which can focus or diverge the light and form different light spots;

[0036] By sliding the lamp head module on the fixed seat 2, the position of the light source and the lens 8 are changed, thereby changing the light emission effect and presenting different display effects; in this lamp, the lamp head module is moved on the fixed seat 2 to change the size and brightness of the light spot of the lamp, thereby enriching the light emission effect.

[0037] As a preferred embodiment of the present invention, the fixing seat 2 is connected to a connecting seat 3; a through hole is provided inside the connecting seat 3; an upper friction member 6 is connected to the lamp holder module; the upper friction member 6 is pressed against the inner wall of the through hole;

[0038] The upper friction member 6 is pressed against the inner wall of the through hole, so that static friction is generated between the connecting seat 3 and the lamp holder module. When the lamp holder module is not affected by external force, the static friction can prevent the lamp holder module from sliding relative to the connecting seat 3. By overcoming the maximum static friction, the lamp holder module slides relative to the connecting seat 3 to adjust the distance between the lens head 4 and the light source in the lamp holder module.

[0039] As a preferred embodiment of the present invention, the upper friction member 6 is a rubber ring; an upper rubber ring slot 101 is provided on the lamp holder module; the rubber ring is inserted and fixed in the upper rubber ring slot 101; the outer ring surface of the rubber ring is pressed against the side wall of the through hole;

[0040] The upper friction member 6 is a rubber ring surrounding the lamp holder module, and is inserted into the upper rubber ring slot 101 by utilizing the elasticity of the rubber ring itself, so that it is easy to assemble and replace.

[0041] As a preferred embodiment of the present invention, a lower friction member 5 is provided on the outer wall of the lens head 4; the lower friction member 5 is pressed against the inner wall of the through hole; the lower friction member 5 is also a rubber ring; and a rubber ring slot 401 for inserting the rubber ring is provided on the outer wall of the lens head 4, and the lens head 4 is positioned on the connecting seat 3 through the friction force of the rubber ring on the connecting seat 3, and the friction force of the rubber ring on the connecting seat 3 is overcome, so that the position of the lens head 4 relative to the light source 7 can be adjusted.

[0042] As a preferred embodiment of the present invention, the connecting seat 3 is composed of a main seat body 301 and a connecting sleeve 302 detachably connected to one end of the main seat body 301; the lens head 4 is connected to the main seat body 301;

[0043] The inner side wall of the other end of the main seat body 301 is provided with a lower retaining ring 301b; the inner hole diameter of the main seat body 301 is larger than the inner hole diameter of the connecting sleeve 302; the upper friction member 6 is inserted into the inner cavity of the main seat body 301; the upper friction member 6 is limited by the lower retaining ring 301b and the connecting sleeve 302, so that the lamp head module cannot be completely pulled out of the main seat body 301; similarly, the lower friction member 5 of the lens head 4 is also pressed against the inner side wall of the main seat body 301 to prevent the lens head 4 from being pulled out of the main seat body 301; when the lens head 4 and the lamp head module need to be removed, the connecting sleeve 302 needs to be separated from the main seat body 301.

[0044] As a preferred embodiment of the utility model, a threaded hole 301a is provided on the inner wall of the main seat body 301; an external thread matching the threaded hole 301a is provided on the outer wall of the connecting sleeve 302; the external thread is threadedly connected to the threaded hole 301a; the main seat body 301 and the connecting sleeve 302 are connected by a detachable threaded connection, which facilitates the disassembly and assembly between the two, and the removal of the lens head 4 and the lamp head module in the connecting seat 3.

[0045] As a preferred embodiment of the utility model, the outer surface of the connecting seat 3 is in the shape of a spherical surface; the inner surface of the fixing seat 2 is in the shape of a concave spherical surface matching the spherical surface of the connecting seat 3; the spherical surface of the connecting seat 3 is embedded in the concave spherical surface of the fixing seat 2; a connecting seat rubber ring 9 is provided between the spherical surface of the connecting seat 3 and the concave spherical surface of the fixing seat 2; the concave spherical surface of the fixing seat 2 matches the spherical surface of the connecting seat 3, so that the connecting seat 3 can be universally rotated on the fixing seat 2 to adjust the illumination angle of the lamp; the connecting seat rubber ring 9 is pressed against the surface of the connecting seat 3, so that a relative rotational friction force is generated between the two, the connecting seat 3 has a stronger feel in direction adjustment, and the position of the connecting seat 3 on the fixing seat 2 is locked by this friction force.

[0046] As a preferred embodiment of the present invention, the fixing seat 2 is composed of an upper sleeve 201, a clamping nut 202 and a lower sleeve 203; a lower pressure ring 203a is provided on the lower sleeve 203; a jacket external thread 203a1 is provided on the lower pressure ring 203a; an upper sleeve internal thread 201c matching the jacket external thread 203a1 is provided on the inner side wall of the upper sleeve 201; the upper sleeve internal thread 201c is threadedly connected with the jacket external thread 203a1;

[0047] The outer wall of the upper sleeve 201 is provided with an upper sleeve external thread 201b matching the internal thread of the clamping nut 202; the clamping nut 202 is threadedly connected with the upper sleeve external thread 201b;

[0048] A hole matching the outer diameter of the upper sleeve 201 is opened on the plate, and the plate is clamped by the lower sleeve 203 and the clamping nut 202 to achieve the detachable connection fixing seat 2 being fixed on the plate; the plate can be the plate on the top of the display box.

[0049] As a preferred embodiment of the utility model, the concave spherical surface of the fixed seat 2 is composed of an upper arc surface 201d arranged on the inner surface of the upper sleeve 201 and a lower arc surface 203b arranged on the inner surface of the lower sleeve 203; the concave spherical surface is composed of a detachable upper arc surface 201d and a lower arc surface 203b, which facilitates the disassembly and assembly of the spherical connecting seat 3.

[0050] As a preferred embodiment of the utility model, an upper sleeve rubber ring groove 201a is provided at one end of the upper sleeve internal thread 201c away from the lower sleeve 203; the connecting seat rubber ring 9 is arranged in the upper sleeve rubber ring groove 201a; the lower pressure ring 203a presses the connecting seat rubber ring 9 onto the end face of the upper sleeve rubber ring groove 201a; the connecting seat rubber ring 9 is arranged in the upper sleeve rubber ring groove 201a, and is pressed and positioned by the lower pressure ring 203a to prevent the connecting seat rubber ring 9 from loosening.

[0051] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.

Claims

1. A museum lamp structure, comprising a fixing base (2) and a lamp body assembly connected to the fixing base (2); characterized in that: The lamp body assembly comprises a lens head (4) connected to the fixing seat (2) and a lamp head module slidably connected to the fixing seat (2) and capable of moving away from or approaching the lens head (4); The fixing seat (2) is connected to a connecting seat (3); a through hole is provided inside the connecting seat (3); an upper friction member (6) is connected to the lamp holder module; the upper friction member (6) is pressed against the inner side wall of the through hole; The upper friction member (6) is a rubber ring; an upper rubber ring slot (101) is provided on the lamp head module; the rubber ring is inserted and fixed in the upper rubber ring slot (101); the outer ring surface of the rubber ring is pressed against the side wall of the through hole; A lower friction piece (5) is provided on the outer side wall of the lens head (4); the lower friction piece (5) is pressed tightly against the inner side wall of the through hole.

2. A museum lamp structure according to claim 1, characterized in that: The connecting seat (3) is composed of a main seat body (301) and a connecting sleeve (302) detachably connected to one end of the main seat body (301); the lens head (4) is connected to the main seat body (301); A lower retaining ring (301b) is provided on the inner side wall of the other end of the main seat body (301); the inner hole diameter of the main seat body (301) is larger than the inner hole diameter of the connecting sleeve (302); and the upper friction member (6) is inserted into the inner cavity of the main seat body (301).

3. A museum lamp structure according to claim 2, characterized in that: A threaded hole (301a) is provided on the inner wall of the main seat body (301); an external thread matching the threaded hole (301a) is provided on the outer wall of the connecting sleeve (302); and the external thread is threadedly connected to the threaded hole (301a).

4. The museum lamp structure according to claim 1, characterized in that: The outer surface of the connecting seat (3) is in the shape of a spherical surface; the inner surface of the fixing seat (2) is in the shape of a concave spherical surface matching the spherical surface of the connecting seat (3); the spherical surface of the connecting seat (3) is embedded in the concave spherical surface of the fixing seat (2); and a connecting seat rubber ring (9) is provided between the spherical surface of the connecting seat (3) and the concave spherical surface of the fixing seat (2).

5. The museum lamp structure according to claim 4, characterized in that: The fixing seat (2) is composed of an upper sleeve (201), a clamping nut (202) and a lower sleeve (203); a lower pressure ring (203a) is provided on the lower sleeve (203); an outer sleeve external thread (203a1) is provided on the lower pressure ring (203a); an upper sleeve internal thread (201c) matching the outer sleeve external thread (203a1) is provided on the inner side wall of the upper sleeve (201); the upper sleeve internal thread (201c) is threadedly connected with the outer sleeve external thread (203a1); The outer side wall of the upper sleeve (201) is provided with an upper sleeve external thread (201b) matching the internal thread on the clamping nut (202); the clamping nut (202) is threadedly connected to the upper sleeve external thread (201b).

6. The museum lamp structure according to claim 5, characterized in that: The concave spherical surface of the fixing seat (2) is composed of an upper arc surface (201d) arranged on the inner surface of the upper sleeve (201) and a lower arc surface (203b) arranged on the inner surface of the lower sleeve (203).

7. The museum lamp structure according to claim 6, characterized in that: An upper sleeve rubber ring groove (201a) is provided at one end of the upper sleeve internal thread (201c) away from the lower sleeve (203); the connecting seat rubber ring (9) is arranged in the upper sleeve rubber ring groove (201a); and the lower pressure ring (203a) presses the connecting seat rubber ring (9) against the end surface of the upper sleeve rubber ring groove (201a).

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