阅读说明：本技术 一种大功率紫外杀菌灯用石英玻璃管保护膜涂覆系统 (Quartz glass tube protective film coating system for high-power ultraviolet germicidal lamp ) 是由 吕家东 张建 陈刚 于 2020-05-23 设计创作，主要内容包括：本发明提供一种大功率紫外杀菌灯用石英玻璃管保护膜涂覆系统,包括安装于底座中心的动力装置,安装于底座边缘的烘箱,与动力装置配合相安装的运动传输装置,安装于运动传输装置上的多工位圆盘式结构,配合安装于多工位圆盘式结构上的石英玻璃管夹持机构,安装于烘箱上部开口处的保护膜溶液涂覆装置,以及安装于烘箱底部的保护膜溶液搅拌和升降机构。本发明针对石英玻璃管提供了一种集上料、保护膜涂覆以及烘干为一体的保护膜涂覆系统,涂覆更为快捷高效；采用吸涂的方法进行涂覆,保证涂覆质量,有效减缓汞齐的生长,维持紫外辐射效率,延长紫外杀菌灯具寿命；可用于实际生产,具有良好的社会及工程指导意义。(The invention provides a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp, which comprises a power device, an oven, a motion transmission device, a multi-station disc type structure, a quartz glass tube clamping mechanism, a protective film solution coating device and a protective film solution stirring and lifting mechanism, wherein the power device is arranged in the center of a base, the oven is arranged at the edge of the base, the motion transmission device is arranged in a matched manner with the power device, the multi-station disc type structure is arranged on the motion transmission device, the quartz glass tube clamping mechanism is arranged on the multi-station disc type structure. The invention provides a protective film coating system integrating feeding, protective film coating and drying aiming at a quartz glass tube, and the coating is quicker and more efficient; the coating is carried out by adopting an absorption coating method, so that the coating quality is ensured, the growth of amalgam is effectively slowed down, the ultraviolet radiation efficiency is maintained, and the service life of the ultraviolet sterilization lamp is prolonged; can be used for actual production and has good social and engineering guiding significance.)

1. The utility model provides a quartz glass tube protection film coating system for high-power ultraviolet germicidal lamp which characterized in that: the device comprises a power device (1) which is arranged at the center of a base and provided with a frequency converter, an oven (2) which is arranged at the edge of the base and is arc-shaped, a motion transmission device (3) which is arranged on the upper part of the base and is matched with the power device (1) to be installed, a multi-station disc type structure (4) which is arranged on the motion transmission device (3) in a matching way, a quartz glass tube clamping mechanism (5) which is arranged on the multi-station disc type structure (4) in a matching way, a protective film solution coating device (6) which is arranged at the opening part of the upper part of the oven (2), and a protective film solution stirring and.

2. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the power device (1) comprises a motor mounting plate, a three-phase asynchronous motor, a belt pulley and a belt; the three-phase asynchronous motor is arranged at the center of the base through a motor mounting plate; the belt pulley is coaxially arranged on an output shaft of the three-phase asynchronous motor; the motion transmission device (3) is matched with the belt pulley through a belt; the multi-station disc type structure (4) is coaxially arranged at the center of the motion transmission device.

3. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the quartz glass tube clamping mechanism (5) comprises a supporting column (51), a supporting plate (52), a clamping cylinder (53), an upper clamping jaw (54) and a lower clamping jaw (55); the quartz glass tube clamping mechanism (5) is arranged on the multi-station disc type structure (4) in a matched mode, the number of the supporting plates (52) is two, and the two supporting plates are distributed up and down and horizontally arranged on the supporting column (51); the upper clamping jaw (54) and the lower clamping jaw (55) are arranged in the oven (2) through connecting rods (56) and respectively correspond to the positions of the two supporting plates (52); the number of the clamping cylinders (53) is two, the clamping cylinders are respectively arranged on the two supporting plates (52), the output ends of the clamping cylinders are provided with conical ejector rods (57), and the upper clamping jaw (54) and the lower clamping jaw (55) are opened and closed to be adjusted by driving the conical ejector rods (57) to stretch.

4. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the protective film solution coating device (6) comprises a negative pressure generator (61), a coating device supporting plate (62), a coating device mounting plate (63), a coating cylinder (64) and a suction head (65); the coating device supporting plate (62) is arranged at the upper part of the opening at the top of the oven (2); the negative pressure generator (61) is arranged on a coating device supporting plate (62); the coating device mounting plate (63) is vertically and downwards mounted on the bottom side of the coating device supporting plate (62) and is positioned inside the oven (2); the coating cylinder (64) is arranged on the coating device mounting plate (63) in a matching way, and the output end of the coating cylinder is vertically downwards provided with a suction head (65); the suction head (65) is also connected with a negative pressure generator (61) in a matching way.

5. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the protective film solution stirring and lifting mechanism (7) comprises a storage tank, a stirring device and a lifting mechanism; the storage tank is arranged at the bottom of the oven (2) through a lifting mechanism; the stirring device is arranged in the storage tank in a matching way.

6. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the lower end of the oven (2) is also provided with a liquid receiving tank; the interlayer of the oven (2) is filled with a heat-insulating material layer (21), and the inner side of the oven (2) is provided with an electric heating pipe (22) and a thermocouple (23) which are connected with each other; the central angle corresponding to the oven (2) is 180-360 degrees, and openings are also formed in the two sides of the oven (2).

7. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: also comprises a hot air device (8); the hot air device (8) is arranged at the center of the upper part of the base and comprises a hot air generator (81), an air volume adjusting valve (82), a hot air pipeline (83) and an air blowing head (84); the outlet end of the hot air generator (81) is communicated with a hot air pipeline (83) through an air volume adjusting valve (82); the number of the blowing heads (84) is a plurality of, the blowing heads are uniformly distributed on the surface of the hot air pipeline (83), and the blowing heads are communicated with the hot air pipeline (83).

8. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: also comprises an ultrasonic cleaning device (9); the ultrasonic cleaning device (9) comprises an ultrasonic cleaning liquid tank and an ultrasonic cleaning lifting mechanism, and is arranged at the outlet of the oven (2); the ultrasonic cleaning liquid tank is arranged on the base through an ultrasonic cleaning lifting mechanism and corresponds to the bottom of the oven (2).

9. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 4, wherein: a liquid level sensor (66) is also arranged below the coating device mounting plate (63); the height of the liquid level sensor (66) is lower than that of the sucker (65); the negative pressure generator (61) is also provided with a pressure regulator (67) in a matching way, and the pressure regulator (67) is provided with a negative pressure meter (68) in a matching way.

10. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 7, wherein: thermometers (85) are uniformly distributed on the hot air pipeline (83).

Technical Field

The invention belongs to the field of manufacturing of special light sources in the lighting industry, and particularly relates to a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp.

Background

The ultraviolet light source, i.e. mercury vapor of the low-pressure mercury lamp, is excited to emit characteristic spectral lines with the wavelengths of 253.7nm and 185nm, the ultraviolet light with the wavelengths and cell genetic materials, i.e. DNA, generate photochemical action, and the energy of ultraviolet photons is absorbed by base pairs in the DNA to cause the genetic materials to be mutated, so that bacteria die immediately or cannot reproduce later generations, thereby achieving the purpose of sterilization. The ultraviolet germicidal lamp with the power of more than 100W or the pipe diameter of less has larger pipe wall load, impurities such as alkali metal in quartz glass and mercury generate amalgam at high temperature, the quartz glass is devitrified, the ultraviolet light transmitting capacity is attenuated and finally loses efficacy, meanwhile, due to mercury loss, the optimal mercury vapor pressure cannot be maintained, the luminous efficiency is reduced, a layer of nano-scale protective film material is coated on the inner wall of the quartz glass, the growth of the amalgam is slowed down, and the ultraviolet radiation efficiency can be efficiently maintained.

The fluorescent lamp and the energy-saving fluorescent lamp also adopt a protective film material coated on the inner wall of a glass tube and corresponding coating equipment, the high-power ultraviolet germicidal lamp adopts a quartz glass tube, and the protective film solution, the coating method and the coating process of the high-power ultraviolet germicidal lamp are different from those of the fluorescent lamp and the energy-saving fluorescent lamp, but at present, no high-efficiency coating system and equipment are available for the quartz glass tube.

Therefore, it is an urgent problem for those skilled in the art to develop an efficient coating system for a protective film for a high-power quartz glass tube in view of the above problems.

Disclosure of Invention

In order to solve the problems, the invention discloses a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a quartz glass tube protection film coating system for high-power ultraviolet germicidal lamp, including install in the power device that has the converter in base center, install in the base edge, and be convex oven, set up in the upper portion of base, and the motion transmission device who installs mutually with power device cooperation, the multistation disc type structure of cooperation installation on motion transmission device, the quartz glass tube fixture of cooperation installation on multistation disc type structure, install the protection film solution coating device in oven upper portion opening part to and install protection film solution stirring and elevating system in the oven bottom. Further, the power device comprises a motor mounting plate, a three-phase asynchronous motor, a belt pulley and a belt; the three-phase asynchronous motor is arranged at the center of the base through a motor mounting plate; the belt pulley is coaxially arranged on an output shaft of the three-phase asynchronous motor; the motion transmission device is matched with the belt pulley through a belt; the multi-station disc type structure is coaxially arranged at the center of the motion transmission device.

Further, the quartz glass tube clamping mechanism comprises a supporting column, a supporting plate, a clamping cylinder, an upper clamping jaw and a lower clamping jaw; the support column is vertically and downwards arranged at a station of the multi-station disc type structure; the number of the supporting plates is two, and the supporting plates are distributed up and down and horizontally arranged on the supporting columns; the upper clamping jaw and the lower clamping jaw are arranged in the oven through connecting rods and respectively correspond to the positions of the two supporting plates; the quantity of centre gripping cylinder is two, installs respectively in two backup pads to the toper ejector pin is installed to its output, and is flexible through driving the toper ejector pin, realizes going up the clamping jaw and adjusts with the switching of lower clamping jaw.

Further, the protective film solution coating device comprises a negative pressure generator, a coating device supporting plate, a coating device mounting plate, a coating cylinder and a suction head; the coating device supporting plate is arranged at the upper part of the opening at the top of the oven; the negative pressure generator is arranged on the coating device supporting plate; the coating device mounting plate is vertically and downwards mounted at the bottom side of the coating device supporting plate and is positioned in the oven; the coating cylinder is arranged on the coating device mounting plate in a matching way, and the output end of the coating cylinder is vertically downwards provided with a suction head; the suction head is also connected with a negative pressure generator in a matching way.

Further, the protective film solution stirring and lifting mechanism comprises a storage tank, a stirring device and a lifting mechanism; the storage tank is arranged at the bottom of the oven through a lifting mechanism; the stirring device is arranged in the storage tank in a matching way.

Furthermore, a liquid receiving groove is formed in the lower end of the oven, a heat insulating material layer is filled in an interlayer of the oven, and an electric heating pipe and a thermocouple which are connected are installed on the inner side of the oven; the central angle corresponding to the oven is 180-360 degrees, and openings are also formed in the two sides of the oven;

furthermore, a hot air device is also included; the hot air device is arranged at the center of the upper part of the base, corresponds to the bottom opening of the oven and comprises a hot air generator, an air volume adjusting valve, a hot air pipeline and an air blowing head; the outlet end of the hot air generator is communicated with the hot air pipeline through an air volume regulating valve; the number of the blowing heads is a plurality of blowing heads which are uniformly distributed on the surface of the hot air pipeline and are communicated with the hot air pipeline.

Furthermore, an ultrasonic cleaning device is also included; the ultrasonic cleaning device comprises an ultrasonic cleaning liquid tank and an ultrasonic cleaning lifting mechanism; the ultrasonic cleaning liquid tank is arranged on the base through the ultrasonic cleaning lifting mechanism and corresponds to the bottom of the oven.

Further, a liquid level sensor is also arranged below the coating device mounting plate; the height of the liquid level sensor is lower than that of the sucker; the negative pressure generator is also provided with a pressure regulator in a matching way, and the pressure regulator is provided with a negative pressure meter in a matching way.

Furthermore, thermometers are uniformly distributed on the hot air pipeline.

Compared with the prior art, the invention provides a protective film coating system integrating feeding, protective film coating and drying aiming at the quartz glass tube, and the coating is quicker and more efficient; the coating is carried out by adopting an absorption coating method, so that the coating quality is ensured, the growth of amalgam is effectively slowed down, the ultraviolet radiation efficiency is maintained, and the service life of the ultraviolet sterilization lamp is prolonged; can be used for actual production and has good social and engineering guiding significance.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a clamping mechanism for holding a quartz glass tube according to the present invention;

FIG. 3 is a schematic view showing the structure of a protective film solution coating apparatus according to the present invention;

FIG. 4 is a schematic view of the structure of the oven of the present invention;

FIG. 5 is a schematic view of the structure of the hot air device of the present invention;

FIG. 6 is a schematic view showing the installation of an upper jaw and a lower jaw in the clamping mechanism for a quartz glass tube according to the present invention;

FIG. 7 is a sectional view taken along line B-B of the protective film solution coating apparatus of the present invention.

List of reference numerals: the device comprises a power device 1, an oven 2, a heat preservation material layer 21, an electric heating tube 22, a thermocouple 23, a motion transmission device 3, a multi-station disc type structure 4, a quartz glass tube clamping mechanism 5, a support column 51, a support plate 52, a clamping cylinder 53, an upper clamping jaw 54, a lower clamping jaw 55, a connecting rod 56, a conical ejector rod 57, a protective film solution coating device 6, a negative pressure generator 61, a coating device support plate 62, a coating device mounting plate 63, a coating cylinder 64, a suction head 65, a liquid level sensor 66, a pressure regulator 67, a negative pressure gauge 68, a protective film solution stirring and lifting mechanism 7, a hot air generator 81, an air quantity regulating valve 82, a hot air pipeline 83, a blowing head 84, a thermometer 85, an ultrasonic cleaning device.

Detailed Description

The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.