CN109623881B

CN109623881B - Lighting device for glove box

Info

Publication number: CN109623881B
Application number: CN201811606809.3A
Authority: CN
Inventors: 付建丽; 钱红娟; 张丽华; 邵少雄; 吴继宗
Original assignee: China Institute of Atomic of Energy
Current assignee: China Institute of Atomic of Energy
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2021-07-30
Anticipated expiration: 2038-12-26
Also published as: CN109623881A

Abstract

The invention discloses an illumination device for a glove box, comprising: the lampshade comprises a hollow columnar body with one open end and the other closed end, the open end of the lampshade is installed at a preset opening on the glove box, and the closed end of the lampshade and the lampshade main body extend into the glove box to close the preset opening; and the LED lamp beads are arranged in the hollow cavity of the lampshade and can be put in and taken out from the opening end.

Description

Lighting device for glove box

Technical Field

Embodiments of the present invention relate to the field of radiation protection, and more particularly, to an illumination device for a glove box.

Background

Because radionuclides are highly hazardous to humans, handling and disposal of materials containing radionuclides in gloveboxes is often an option. The glove box is generally made of glass with larger thickness and darker color, the light in the glove box is darker, and a light source with larger power is needed for illumination. Early glove boxes were illuminated with 100-.

However, the incandescent lamp is used as a thermal light source, and the temperature in the glove box rises due to long-time irradiation, so that the temperature environment for measuring the sample is influenced, and the measurement result of some measurement and analysis technologies which are sensitive to temperature, such as photometry, is inaccurate; moreover, the space at the top of the glove box is narrow, and pipelines such as water, electricity, gas and the like are generally required to be installed, and the incandescent lamp occupies a larger space, so that the space layout at the top of the glove box is more narrow; in addition, the sealed environment of the glove box cannot be destroyed when the light source is installed and replaced, so that radiation leakage is avoided.

Disclosure of Invention

It is a primary object of the present invention to provide an illumination device for a glove box to solve at least one of the above technical problems.

According to an aspect of the present invention, there is provided an illumination device for a glove box, including: the lampshade comprises a hollow columnar body with one open end and the other closed end, the open end of the lampshade is installed at a preset opening on the glove box, and the closed end of the lampshade and the lampshade main body extend into the glove box to close the preset opening; and the LED lamp beads are arranged in the hollow cavity of the lampshade and can be put in and taken out from the opening end.

According to some embodiments, the lighting device further comprises: the pressing ring is a hollow cylindrical body and is arranged in the hollow cavity of the lampshade and used for pressing the LED lamp beads and penetrating an electric wire to provide electric power for the LED lamp beads.

According to some embodiments, the lamp enclosure further comprises a flange disposed at the open end, the lamp enclosure being mounted to a glove box via the flange.

According to some embodiments, the flange plate is provided with mounting holes.

According to some embodiments, the flange is provided with a sealing gasket on the surface contacting the glove box.

In the lighting device for the glove box according to the embodiment of the invention, the closed end of the lamp shade and the lamp shade main body are extended into the glove box, so that the preset opening of the glove box can be closed, a sealed environment is formed between the lamp shade and the glove box, and the LED lamp beads are arranged to be put in and taken out from the open end of the lamp shade, so that the sealed environment between the lamp shade and the glove box is not damaged by the installation and replacement of the LED lamp beads, the radiation leakage can be prevented, and the installation operation is more convenient; in addition, the illuminating device adopts the LED lamp for illumination, and the temperature change does not exceed 3 ℃ and is relatively stable when the illuminating device works because the LED lamp is a cold light source, so that the temperature environment in the glove box cannot be influenced; moreover, the energy of the LED lamp is large, one 1W LED lamp is equivalent to a 15W incandescent lamp, and the LED lamp is used for illuminating the glove box, so that a good illuminating effect can be achieved, and the energy-saving and environment-friendly effects can be achieved; meanwhile, the LED lamp is small in size, and does not occupy too much space in the glove box.

Drawings

Other objects and advantages of the present invention will become apparent from the following description of the invention which refers to the accompanying drawings, and may assist in a comprehensive understanding of the invention.

Fig. 1 shows a schematic configuration of an illumination apparatus for a glove box according to an exemplary embodiment of the present invention;

fig. 2 shows a schematic view of a lamp shade of the lighting device of fig. 1; and

fig. 3 shows a schematic view of the flange of the lighting device of fig. 1.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components.

In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in schematic form in order to simplify the drawing.

Fig. 1 illustrates a schematic structural view of an illumination apparatus 100 for a glove box according to an exemplary embodiment of the present invention, and fig. 2 illustrates a schematic view of a lamp housing of the illumination apparatus 100 of fig. 1, and as shown in fig. 1-2, the illumination apparatus 100 includes: the lampshade 1 comprises a hollow columnar body with one open end and the other closed end, the open end of the lampshade 1 is installed at a preset opening on the glove box, and the closed end of the lampshade 1 and the lampshade main body extend into the glove box to close the preset opening; and the LED lamp beads 2 are arranged in the hollow cavity of the lampshade 1 and can be put in and taken out from the opening end. In the illumination device 100 for a glove box according to the embodiment of the present invention, by extending the closed end of the lamp shade 1 and the lamp shade main body into the glove box, the predetermined opening of the glove box can be closed, so that a sealed environment is formed between the lamp shade 1 and the glove box, and the LED lamp beads 2 are set to be put in and taken out from the open end of the lamp shade 1, so that the sealed environment between the lamp shade 1 and the glove box is not damaged by installation and replacement of the LED lamp beads 2, radiation leakage can be prevented, and the installation operation is also convenient; in addition, the illuminating device adopts the LED lamp for illumination, and the temperature change does not exceed 3 ℃ and is relatively stable when the illuminating device works because the LED lamp is a cold light source, so that the temperature environment in the glove box cannot be influenced; moreover, the energy of the LED lamp is large, one 1W LED lamp is equivalent to a 15W incandescent lamp, and the LED lamp is used for illuminating the glove box, so that a good illuminating effect can be achieved, and the energy-saving and environment-friendly effects can be achieved; meanwhile, the LED lamp is small in size, and does not occupy too much space in the glove box.

In the embodiment of the invention, the lampshade 1 specifically comprises a hollow cylinder, and the LED lamp beads 2 are accommodated in the hollow cavity of the lampshade 1 and can be further abutted to the surface of the closed end of the lampshade 1. The lampshade 1 can be made of organic glass. With continued reference to fig. 1, the lighting device 100 further includes: the clamping ring 3 is a hollow cylindrical body with two open ends, is arranged in the hollow cavity of the lampshade 1 and is used for compressing the LED lamp beads 2 and penetrates into an electric wire to provide electric power for the LED lamp beads 2. The outer wall of clamping ring 3 contacts with the inner wall of lamp shade 1, and the inner wall of clamping ring 3 contacts with the outer wall of LED lamp pearl 2. Thereby LED lamp pearl 2 is close to the one end of 1 open end of lamp shade can have the diameter of shrink and can stretch into the cavity of clamping ring 3 to form roughly step-like and with 3 butts of clamping ring at the place of diameter shrink from this, under the clamping action of clamping ring 3, LED lamp pearl 2 can be fixed. The electric wire can pass clamping ring 3 and provide electric power for LED lamp pearl 2.

Fig. 3 shows a schematic view of the flange of the lighting device 100 of fig. 1, and with reference to fig. 1 and 3, the lamp housing 1 further comprises a flange 4 provided at the open end, the lamp housing 1 being mounted to the glove box by means of the flange 4. The flange 4 may be in the shape of a disc having a central opening which is aligned with the opening of the lamp housing 1. The flange 4 may be integrally formed with the lamp housing 1, or may be fastened together by, for example, screwing, welding, or fastening. LED lamp pearl 2 and clamping ring 3 can stretch into in the central opening of ring flange 4. The central opening of ring flange 4 can be the lamp hole, but LED lamp pearl 2 disect insertion lamp hole.

According to the embodiment of fig. 1, the lamp housing 1 extends down into a predetermined opening in the glove box, which may be provided at the top of the glove box, the diameter of the predetermined opening being substantially the same as the outer diameter of the lamp housing 1 to achieve a tight fit and form a sealed environment within the glove box. The lower surface of ring flange 4 and glove box top predetermine the surface around the opening and contact, and ring flange 4 is equivalent to and extends the round around the hollow cylinder of lamp shade 1 for with glove box fixed connection, and prevent that hollow cylinder from falling into in the glove box. Referring to fig. 3, the flange plate 4 is provided with a plurality of mounting holes 5, and the number of the mounting holes 5 may be a plurality and are symmetrically distributed around the central opening. The mounting holes 5 may be, for example, screw holes, and the flange plate 4 is mounted to the glove box by fastening engagement with screws.

Further, in order to ensure that the lighting device 100 is connected with the glove box to form a better sealing performance, a sealing gasket 6 is arranged on the contact surface of the flange plate 4 and the glove box. According to the embodiment of fig. 1, a sealing gasket 6 is arranged on the lower surface of the flange plate 4, and when the screw is tightly matched with the mounting hole 5, the sealing gasket 6 can be further pressed, so that the sealing between the lampshade 1 and the glove box is realized. The sealing gasket 6 may be a rubber ring, for example.

In the embodiment of the present invention, the entire illumination apparatus 100 has a diameter of 30mm and a height of 40mm, and is small in size, and hardly occupies the inner space of the glove box.

According to the above description, the lampshade 1 is tightly and hermetically connected with the glove box through the flange plate 4, the connection relationship can be maintained for a long time, and the LED lamp beads 2 are installed and replaced without changing the lampshade 1. When the LED lamp beads 2 need to be installed, the LED lamp beads 2 are placed into the hollow cavity of the lampshade 1 from the opening end of the lampshade 1, the LED lamp beads 2 are tightly pressed by the pressing ring 3, and the LED lamp beads 2 can emit light under the power supply of the pressing ring 3, so that the illumination of the glove box is realized; when LED lamp pearl 2 need be changed, take out clamping ring 3 from the open end of lamp shade 1, remove its effect of compressing tightly LED lamp pearl 2, later can follow the open end and take out LED lamp pearl 2. Therefore, the installation and the replacement are very simple and convenient, and in the installation and the replacement of the LED lamp bead 2, the lampshade 1 and the glove box can always keep good sealing performance, so that the radiation leakage inside the glove box is avoided.

In summary, the illumination device 100 for a glove box provided by the embodiment of the invention does not affect the temperature in the glove box, is energy-saving and environment-friendly, is convenient to replace, has a simple structure, greatly saves the space at the top of the glove box, and has beneficial technical effects.

Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of embodiments of the invention and should not be construed as limiting the invention. The various components in the drawings are not to scale in order to clearly illustrate the details of the various components, and so the proportions of the various components in the drawings should not be taken as limiting.

Although a few embodiments of the present general inventive concept have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

Claims

1. An illumination device for a glove box, comprising:

the lampshade comprises a hollow columnar body with one open end and the other closed end, the open end of the lampshade is installed at a preset opening on the glove box, and the closed end of the lampshade and the lampshade main body extend into the glove box to close the preset opening; and

the LED lamp beads are arranged in the hollow cavity of the lampshade and can be put in and taken out from the opening end, and the bottoms of the LED lamp beads are abutted to the inner surface of the closed end of the lampshade;

the pressing ring is a hollow cylindrical body, is arranged in the hollow cavity of the lampshade and is used for pressing the LED lamp beads tightly and penetrating an electric wire to provide electric power for the LED lamp beads, the outer wall of the pressing ring is in contact with the inner wall of the lampshade, and the inner wall of the pressing ring is in contact with the outer wall of the LED lamp beads;

one end of the LED lamp bead, which is close to the opening end of the lampshade, has a contracted diameter so as to extend into the cavity of the pressing ring, and a roughly step-shaped part is formed at the position with the contracted diameter so as to be abutted against the pressing ring, so that the LED lamp bead can be fixed under the pressing action of the pressing ring.

2. The illumination device of claim 1, wherein the lamp enclosure further comprises a flange disposed at the open end, the lamp enclosure being mounted to a glove box via the flange.

3. The lighting device of claim 2,

and the flange plate is provided with a mounting hole.

4. The lighting device of claim 2,

and a sealing gasket is arranged on the surface of the flange plate, which is contacted with the glove box.