CN215764952U - Detachable structure of screw locking type - Google Patents

Abstract

The utility model discloses a screw locking type detachable structure, which relates to the technical field of lamps and lanterns and comprises a base and a lamp post, wherein a lamp post mounting groove mutually inserted with the bottom end of the lamp post is formed in the base, a fixed joint is fixedly arranged in the bottom end of the lamp post, a screw insertion hole is formed in the bottom of the lamp post mounting groove, a lamp post locking screw is arranged in the screw insertion hole, a lamp post locking nut is fixedly arranged at a position, corresponding to the lamp post locking screw, in the fixed joint, and the lamp post locking screw is in threaded connection with the lamp post locking nut. According to the lamp post packaging structure, the lamp post mounting groove is formed in the base and used for inserting the lamp post, so that the base and the lamp post can be separately arranged, the lamp post can be detached and packaged in a split mode during packaging, the detached lamp post can be packaged transversely, the packaging space and packaging materials are reduced, and the packaging cost is reduced.

Description

Detachable structure of screw locking type

Technical Field

The utility model relates to the technical field of lamps, in particular to a screw locking type detachable structure.

Background

The lamp, which is an appliance capable of emitting light, distributing and changing the light distribution of a light source, comprises all parts except the light source, which are required for fixing and protecting the light source, and line accessories which are necessary for connecting with a power supply. Modern lighting includes home lighting, commercial lighting, industrial lighting, roadway lighting, landscape lighting, specialty lighting, and the like. Home lighting has emerged from the birth of electricity as the earliest incandescent bulbs, followed by fluorescent tubes, and then to energy saving lamps, halogen tungsten lamps, gas discharge lamps, and LED lights of special materials, etc.

The desk lamp is one of common household lamps, generally refers to a lamp with a base and used on a desk, but with the technological progress, the appearance and the shape of the desk lamp are continuously developed. The desk lamp mainly has the functions of illumination, and is convenient for reading, learning, working and the like, and the desk lamp far surpasses the value of the desk lamp and even becomes an artwork.

Among lamps and lanterns such as current desk lamp, support by base and lamp pole more, nevertheless because the lamp pole is higher, and for longitudinal extension, and the base is horizontal extension, and the two is carried out package shipment after production and is transported and when selling, and it is great that required whole space that occupies, and very big space in addition is wasted, leads to the packing transportation inconvenient, and extravagant packaging material, increases packaging cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screw locking type detachable structure to overcome the defects in the prior art.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a but split structure of screw locking formula, includes base and lamp pole, the lamp pole mounting groove of inserting each other with the lamp pole bottom is seted up to the inside of base, the inside fixed mounting of lamp pole bottom has fixed joint, the bottom of lamp pole mounting groove is provided with the screw jack, the inside of screw jack is provided with lamp pole locking screw, the inside fixed mounting in position department that corresponds lamp pole locking screw of fixed joint has lamp pole locking nut, lamp pole locking screw and lamp pole locking nut threaded connection, the bottom fixed mounting of lamp pole mounting groove inner chamber has first PCB fixed plate, the bottom fixed mounting of fixed joint has second PCB fixed plate, be provided with electric connection assembly between first PCB fixed plate and the second PCB fixed plate.

Preferably, the base comprises an upper shell and a lower shell, the lamp post mounting groove is located in the upper shell, and the screw jack is located in the lower shell.

Preferably, the fixed joint is fixedly connected with the lamp post through a screw, and the second PCB fixing plate and the first PCB fixing plate are respectively fixedly connected to the bottom of the fixed joint and the inside of the lower shell through screws.

Preferably, the electric connection assembly includes spring thimble seat, the spring thimble seat welds in the top of first PCB fixed plate, the fixed welding in bottom of second PCB fixed plate has the electrically conductive spring thimble, the bottom slidable mounting of electrically conductive spring thimble inner chamber has the thimble, just the thimble extends to the outside of electrically conductive spring thimble, be provided with pressure spring between thimble top and the electrically conductive spring thimble inner chamber, just the thimble corresponds the setting with the spring thimble seat each other.

Preferably, the top end of the conductive spring thimble is provided with a conductive contact concave surface, and the bottom end of the spring thimble seat is provided with a conductive contact spherical surface mutually attached to the conductive contact concave surface.

Preferably, the outer part of the conductive spring thimble and the outer part of the spring thimble seat are fixedly sleeved with plastic fixing seats, and the two plastic fixing seats are fixedly connected with the first PCB fixing plate and the second PCB fixing plate respectively.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. the lamp post locking screw penetrates through the screw jack and is screwed into the lamp post locking nut in a threaded manner when the lamp is used, so that the fixed assembly of the lamp can be completed, and the lamp can be fastened only by screwing the lamp post locking screw, so that the assembly stability of the lamp is ensured, and the convenience in use of the lamp is improved;

2. according to the utility model, the second PCB fixing plate and the first PCB fixing plate are respectively arranged in the fixing joint and the lamp post mounting groove, and the electric connection assembly is arranged between the fixing joint and the first PCB fixing plate, namely, the conductive spring thimble is welded on the second PCB fixing plate, meanwhile, the spring thimble seat is welded on the first PCB fixing plate, when the lamp post is mounted, the fixing joint is pressed down, the conductive contact spherical surface and the conductive contact concave surface are always tightly attached under the pressure of the compression spring of the thimble, so that the conductive contact with the spring thimble seat is always good, the conductive reliability is ensured, and the thimble and the spring thimble seat can be matched into 2 pairs or matched into 3 pairs or 4 pairs according to the requirement of the whole lamp, thereby realizing the electrical connection of multi-core electronic wires and meeting the requirements of different products.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, 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 described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is an exploded view of the present invention.

FIG. 2 is a schematic view of the combination of the present invention.

Fig. 3 is a schematic connection diagram of the electrical connection assembly of the present invention.

Description of reference numerals:

1. a base; 11. a lamp post mounting groove; 12. inserting holes for screws; 13. a first PCB fixing plate; 131. a spring thimble seat; 132. a conductive contact concavity; 2. a lamp post; 21. fixing the joint; 22. a lamp post locking nut; 23. a second PCB fixing plate; 231. a conductive spring thimble; 232. a thimble; 233. a conductive contact sphere; 234. a compression spring; 3. a lamp post locking screw; 4. a plastic fixing seat.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a screw locking type detachable structure as shown in figures 1-3, which comprises a base 1 and a lamp post 2, a lamp post mounting groove 11 which is mutually inserted with the bottom end of the lamp post 2 is arranged inside the base 1, a fixed joint 21 is fixedly arranged inside the bottom end of the lamp post 2, the bottom of the lamp post mounting groove 11 is provided with a screw jack 12, a lamp post locking screw 3 is arranged inside the screw jack 12, a lamp post locking nut 22 is fixedly arranged at the position corresponding to the lamp post locking screw 3 in the fixed joint 21, the lamp post locking screw 3 is in threaded connection with the lamp post locking nut 22, the bottom of the inner cavity of the lamp post mounting groove 11 is fixedly provided with a first PCB fixing plate 13, a second PCB fixing plate 23 is fixedly installed at the bottom of the fixed joint 21, and an electrical connection assembly is arranged between the first PCB fixing plate 13 and the second PCB fixing plate 23;

further, in the above technical solution, the base 1 is composed of an upper shell and a lower shell, the lamp post mounting groove 11 is located in the upper shell, and the screw insertion hole 12 is located in the lower shell, so as to conveniently mount the first PCB fixing plate 13;

further, in the above technical solution, the fixed joint 21 is fixedly connected with the lamp post 2 through a screw, and the second PCB fixing plate 23 and the first PCB fixing plate 13 are respectively fixedly connected to the bottom of the fixed joint 21 and the inside of the lower housing through screws, so that each component can be conveniently detached and maintained;

further, in the above technical solution, the electrical connection assembly includes a spring thimble seat 131, the spring thimble seat 131 is welded on the top of the first PCB fixing plate 13, a conductive spring thimble 231 is fixedly welded at the bottom of the second PCB fixing plate 23, a thimble 232 is slidably mounted at the bottom end of an inner cavity of the conductive spring thimble 231, the thimble 232 extends to the outside of the conductive spring thimble 231, a compression spring 234 is disposed between the top end of the thimble 232 and the inner cavity of the conductive spring thimble 231, and the thimble 232 and the spring thimble seat 131 are disposed correspondingly to each other;

further, in the above technical solution, a conductive contact concave surface 132 is disposed at the top end of the spring thimble seat 131, and a conductive contact spherical surface 233 attached to the conductive contact concave surface 132 is disposed at the bottom end of the thimble 232;

further, in the above technical solution, the plastic fixing seats 4 are fixedly sleeved on the outside of the conductive spring thimble 231 and the outside of the thimble seat 131, and the two plastic fixing seats 4 are respectively and fixedly connected with the first PCB fixing plate 13 and the second PCB fixing plate 23, so as to improve the installation stability of the conductive spring thimble 231 and the thimble seat 131;

the implementation mode is specifically as follows: the lamp pole mounting groove 11 is arranged in the base 1 and used for inserting the lamp pole 2, so that the base 1 and the lamp pole 2 can be separately arranged, the lamp pole 2 can be detached and packaged separately during packaging, the lamp pole 2 after being detached can be transversely packaged, so that the packaging space and packaging materials are reduced, the packaging cost is reduced, the lamp pole locking screw 3 is arranged at the bottom of the base 1, the lamp pole locking nut 22 is arranged inside the fixed joint 21, so that when the lamp is used, the lamp pole locking screw 3 penetrates through the screw jack 12 and is screwed into the lamp pole locking nut 22 in a threaded manner, the fixed assembly of the lamp can be completed, the lamp can be fastened only by screwing the lamp pole locking screw 3, the stability of the lamp assembly is ensured, the convenience of the lamp is improved, meanwhile, the second PCB fixing plate 23 and the first PCB fixing plate 13 are respectively arranged in the fixed joint 21 and the lamp pole mounting groove 11, an electric connection component is arranged between the first PCB fixing plate and the second PCB fixing plate, namely, the conductive spring thimble 231 is welded on the second PCB fixing plate 23 and is tightly installed on the fixing joint 21 after being connected with an internal lead wire used for connecting a lamp source in the lamp post 2, meanwhile, the spring thimble seat 131 is welded on the first PCB fixing plate 13 and is connected with a lead wire used for connecting with a power supply, and then is installed in the base 1, wherein the spring thimble seat 131, the conductive spring thimble 231 and the thimble 232 are made of brass, the surface gold plating process is carried out to ensure good conductive performance, the compression spring 234 is made of stainless steel, the surface nickel plating process is carried out, the front end of the thimble 232 is provided with a conductive contact spherical surface 233, the end part of the spring thimble seat 131 is provided with a conductive contact concave surface 132, when the lamp post 2 is installed, the fixing joint 21 is pressed down, the thimble 232 is pressed by the compression spring 234, the conductive contact spherical surface 233 is always tightly jointed with the conductive contact concave surface 132, the good conductive contact with the spring thimble seat 131 all the time is guaranteed, the conductive reliability is guaranteed, the thimble 232 and the spring thimble seat 131 can be made into 2 pairs of matching or 3 pairs and 4 pairs of matching according to the requirement of the whole lamp, the electrical connection of the multi-core electronic wire is realized, and the requirements of different products are met.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims (6)

1. The utility model provides a but split structure of screw locking formula, includes base (1) and lamp pole (2), its characterized in that: a lamp post mounting groove (11) which is mutually inserted with the bottom end of the lamp post (2) is arranged in the base (1), a fixed joint (21) is fixedly arranged inside the bottom end of the lamp post (2), a screw jack (12) is arranged at the bottom of the lamp post mounting groove (11), a lamp post locking screw (3) is arranged in the screw jack (12), a lamp post locking nut (22) is fixedly arranged in the fixed joint (21) at a position corresponding to the lamp post locking screw (3), the lamp post locking screw (3) is in threaded connection with the lamp post locking nut (22), a first PCB fixing plate (13) is fixedly arranged at the bottom of the inner cavity of the lamp post mounting groove (11), a second PCB fixing plate (23) is fixedly arranged at the bottom of the fixed joint (21), an electric connection component is arranged between the first PCB fixing plate (13) and the second PCB fixing plate (23).

2. The screw locking type detachable structure of claim 1, wherein: the lamp post is characterized in that the base (1) is composed of an upper shell and a lower shell, the lamp post mounting groove (11) is located in the upper shell, and the screw jack (12) is located in the lower shell.

3. The screw locking type detachable structure of claim 2, wherein: the fixed joint (21) is fixedly connected with the lamp post (2) through screws, and the second PCB fixing plate (23) and the first PCB fixing plate (13) are fixedly connected to the bottom of the fixed joint (21) and the inside of the lower shell through screws respectively.

4. The screw locking type detachable structure of claim 1, wherein: the electric connection assembly includes spring thimble seat (131), spring thimble seat (131) weld in the top of first PCB fixed plate (13), the fixed welding in bottom of second PCB fixed plate (23) has electrically conductive spring thimble (231), the bottom slidable mounting of electrically conductive spring thimble (231) inner chamber has thimble (232), just thimble (232) extend to the outside of electrically conductive spring thimble (231), be provided with between thimble (232) top and electrically conductive spring thimble (231) inner chamber and compress tightly spring (234), just thimble (232) and spring thimble seat (131) correspond the setting each other.

5. The screw locking type detachable structure of claim 4, wherein: the top end of the spring thimble seat (131) is provided with a conductive contact concave surface (132), and the bottom end of the thimble (232) is provided with a conductive contact spherical surface (233) which is mutually attached to the conductive contact concave surface (132).

6. The screw locking type detachable structure of claim 4, wherein: the outside of electrically conductive spring thimble (231) and the outside of spring thimble seat (131) all are fixed to be cup jointed plastic fixing base (4), two plastic fixing base (4) respectively with first PCB fixed plate (13) and second PCB fixed plate (23) fixed connection.

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