CN203718412U - Medical optical fiber floodlight - Google Patents
Medical optical fiber floodlight Download PDFInfo
- Publication number
- CN203718412U CN203718412U CN201320731679.2U CN201320731679U CN203718412U CN 203718412 U CN203718412 U CN 203718412U CN 201320731679 U CN201320731679 U CN 201320731679U CN 203718412 U CN203718412 U CN 203718412U
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- optical
- lens
- light
- optical fiber
- illuminating lamp
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Abstract
The utility model discloses a medical optical fiber floodlight which comprises a light source component, a main optical fiber, an optical fiber branching device, a sub-optical fiber, an optical system and a light outlet plate, wherein the light source component comprises a light source and a secondary optical system; the light source is connected with the main optical fiber through the secondary optical system; the optical system comprises a plurality of optical units; an optical lens is arranged inside each optical unit; one end of the sub-optical fiber is connected with the main optical fiber through the optical fiber branching device; the other end of the sub-optical fiber extends into corresponding optical unit; the light outlet plate is connected below the optical system. The medical optical fiber floodlight disclosed by the utility model is used by coordination of the optical system and the light outlet plate to meet different lighting requirements, the application range of the floodlight is expanded, a transmission path of the light passes through the optical fiber, so as to replace a cable, and the accidents namely an electric shock, a fire hazard and the like are avoided.
Description
Technical field
The utility model relates to a kind of medical optical fiber formula illuminating lamp.
Background technology
In current lighting for medical use lamp, conducting path needs cable to control light source luminescent, and the charged problem of conducting path may cause the generation of the accidents such as electric shock and fire.The light that some light sources send directly penetrates through exiting surface after need to deriving by optical fiber, and illuminating effect is comparatively single, and the only Shu Guang of optical fiber derivation, and the illumination zone of light is narrow, and light is more intense, easily produces dazzle.
Summary of the invention
For this reason, the utility model proposes a kind of new medical optical fiber formula illuminating lamp of at least a portion that can address the above problem.
According to an aspect of the present utility model, a kind of medical optical fiber formula illuminating lamp is provided, comprise: light source assembly, main fiber, optical fiber splitter, sub-optical fibre, optical system and light-emitting plate, wherein, described light source assembly comprises light source and secondary optical system, described light source is connected with described main fiber by described secondary optical system, described optical system comprises a plurality of optical units, in described optical unit, be provided with optical lens, one end of described sub-optical fibre is connected with described main fiber by described optical fiber splitter, the other end stretches in each self-corresponding optical unit, described light-emitting plate is connected to the below of described optical system.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, described optical lens is at least one concave lens, and described concavees lens are between described sub-optical fibre and described light-emitting plate, so that the light that described sub-optical fibre sends arrives described light-emitting plate through described concavees lens.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, described optical lens is the combination of convex lens and concavees lens, wherein, the optical axis of described convex lens optical axis and described concavees lens is coaxial, and described convex lens are between described concavees lens and described sub-optical fibre, and described concavees lens are between described convex lens and described light-emitting plate, and wherein, the distance between described concavees lens and described convex lens is greater than the focal length of described convex lens.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, the combination that described optical lens is concavees lens, the optical axis of described concavees lens is coaxial.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described optical lens is plastic cement lens or glass lens.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described light source is also connected with control box, on described control box, be provided with the parts that can regulate described light-source brightness and colour temperature.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described light source is provided with cooling system.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described main fiber and described sub-optical fibre are multimode fibre.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described light-emitting plate is light diffusing sheet, described light diffusing sheet is acrylic board or PC plate.
Alternatively, according to medical optical fiber formula illuminating lamp of the present utility model, it is characterized in that: described optical system is outside equipped with housing, described housing and described light-emitting plate removably connect.
Medical optical fiber formula illuminating lamp described in the utility model being used in conjunction with by optical system and light-emitting plate, can realize different lighting demands, expand the range of application of illuminating lamp, and the conducting path of light passes through optical fiber, thereby replaced cable, avoided the generation of the accidents such as electric shock and fire.
Accompanying drawing explanation
By reading below detailed description of the preferred embodiment, various other advantage and benefits will become cheer and bright for those of ordinary skills.Accompanying drawing is only for the object of preferred embodiment is shown, and do not think restriction of the present utility model.And in whole accompanying drawing, by identical reference symbol, represent identical parts.Wherein in the accompanying drawings, a plurality of identical parts of alphabetic flag indication after reference number, when these parts of general reference, will omit its last alphabetic flag.In the accompanying drawings:
Fig. 1 is the structural representation of medical optical fiber formula illuminating lamp described in the utility model;
Fig. 2 is the profile schematic diagram of light-emitting plate;
Fig. 3 is the buckle connection diagram of cantilever beam type;
Fig. 4 is the buckle connection diagram of cylinder type;
Fig. 5 is the buckle connection diagram of ball-type;
Fig. 6 is that the optical lens in housing is the optical system structure schematic diagram of concavees lens;
Fig. 7 is that the light of sub-optical fibre derivation is through the light path schematic diagram of concavees lens;
Fig. 8 is that the optical lens in housing is the optical system structure schematic diagram of convex lens and a concavees lens combination;
Fig. 9 is that the light of sub-optical fibre derivation is through the light path schematic diagram of the optical system of convex lens and concavees lens; ;
Figure 10 is that the optical lens in housing is the optical system structure schematic diagram of two concavees lens combinations; And
Figure 11 is that the light of sub-optical fibre derivation is through the light path schematic diagram of the optical system of two concavees lens combinations.
Wherein, in accompanying drawing, the implication of each mark is:
Main fiber 100, optical fiber splitter 200, sub-optical fibre 300, housing 400, optical system 500, light-emitting plate 600, convex lens 510, concavees lens 520, light source 700, secondary optical system 800, control box 900 and cooling system 1000.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment, the utility model will be further described.
Fig. 1 shows the structural representation of medical optical fiber formula illuminating lamp described in the utility model.As shown in Figure 1, described medical optical fiber formula illuminating lamp comprises light source assembly, main fiber 100, optical fiber splitter 200, sub-optical fibre 300, optical system 500 and light-emitting plate 600, wherein, described light source assembly comprises light source 700 and secondary optical system 800, described light source 700 is connected with described main fiber 100 by described secondary optical system 800, optically focused effect by described secondary optical system 800 is transported to the light of described light source 700 in described main fiber 100, the light that enters described main fiber 100 is assigned in many described sub-optical fibres 300 by described optical fiber splitter 200, described optical system 500 comprises a plurality of optical units, light in described sub-optical fibre 300 is transported in each self-corresponding optical unit.Below described optical system 500, be connected with light-emitting plate 600, be used for the light in optical system to penetrate and realize illuminating effect, simultaneously for optical system provides protective effect.The light penetrating from described optical unit is finally transmitted by light-emitting plate.In described optical unit, be also provided with optical lens, be used for adjusting or converting entering the light of optical unit.
According to the demand of illuminating effect, optical lens can be selected different optical lens types, for example, while needing comparatively soft illuminating effect, can choice for use such as concavees lens 520 or other lens subassemblies that can spread light.Now, the Shu Guang being derived by described sub-optical fibre 300 expands after being arranged in the optical lens of housing 400, expands light and after described light-emitting plate 600, transmits to reach the effect of illumination, has prevented dazzle, makes light become soft.
When choice for use concavees lens 520 spread light, the number of described concavees lens 520 can be for one or more according to lighting demand choice for use, and the quantity of concavees lens is more, stronger to the diffusion effect of light beam, and the scope of diffusion is also just larger.The concavees lens that use are for being plano-concave lens or biconcave lens, and plano-concave lens is the flat lens of the recessed one side of one side, and biconcave lens is that two sides is all the lens of concave surface.Except concavees lens, the combination of choice for use concavees lens 520 and convex lens 510 in another embodiment of the present utility model, by both relations of reasonable Arrangement, realizes the diffusion to light.
In medical optical fiber formula illuminating lamp described in the utility model, described optical lens is plastic cement lens or glass lens.Described optical lens can be divided into silica-gel lens, PMMA lens, PC lens and glass lens by material.Silica-gel lens heatproof is higher, is often directly used in packaged LED luminescent device, but general silica-gel lens small volume, and diameter is 3-10mm; PMMA lens are commonly called as acrylic lens, are plastic cement lens, and the production efficiency of these lens is high, and light transmittance is high; PC lens are polycarbonate lens, are plastic cement lens, and the production efficiency of these lens is high, low compared to PMMA lens transmission; Glass lens has the advantages such as light transmittance is high, high temperature resistant.
Described light source 700 can be incandescent lamp, fluorescent lamp or LED lamp.Because LED light fixture has that volume is little, power consumption is low, long service life, high brightness is low in calories and robust advantage, so described light source 700 is preferably LED lamp.When using LED lamp as light source, can also be by regulating the colour temperature of light source to control the brightness of illuminating lamp.In order easily described medical optical fiber formula illuminating lamp to be carried out to colour temperature adjusting, can on described illuminating lamp, connect control box 900, on described control box 900, be provided with the parts that can regulate described light-source brightness and colour temperature.The brightness of described light source 700 and colour temperature can realize continuous adjusting or minute gear regulates.As shown in Figure 1, described illuminating lamp is connected with control box 900, can regulate colour temperature and the brightness of described medical optical fiber formula illuminating lamp by this control box 900.For example, colour temperature is set on described control box 900 and regulates button, by operation color temperature button, the control circuit that this button connects regulates the luminosity of described LED chip.Light source is arranged to the LED chip combination that colour temperature is different, as cold white LEDs chip and warm white LEDs chip portfolio or RGB LED chip and White-light LED chip combination, by mixing of the brightness of cold white LEDs chip light emitting and warm white LEDs chip brightness or mixing of RGB LED chip luminosity and White-light LED chip luminosity, realize the continuous adjusting of colour temperature, to obtain the colour temperature of required any number.
For colour temperature regulate more convenient, on described control box 900, be also provided with 5 grades of colour temperature indicator lamps, the color temperature value that described colour temperature indicator lamp is indicated is respectively: 3000K, 4000K, 4500K, 5500K, 6000K.Described five grades of color temperature values are conventional colour temperature, operate described indicator lamp, can obtain the colour temperature that it represents numerical value, and a key operation is realized the quick adjustment of colour temperature.After colour temperature is fixing, can also regulate the brightness of described medical optical fiber formula illuminating lamp, to adapt to the brightness of illumination demand of different surgery situation.On described control box 900, be provided with brilliance control button, described button is operated, the adjusting of medical optical fiber formula illuminating lamp brightness of illumination be can realize, the ratio of the brightness of described cold white LEDs chip light emitting and warm white LEDs chip brightness or the ratio of the brightness of RGB LED chip and White-light LED chip brightness do not changed.Equally, in order to realize the quick adjustment of brightness, be also provided with 8 grades of brightness indicator lamps on described control box 900, the described LED chip rated current of take is benchmark, and described brightness maximum can reach 100%, and minimum is 30%.By operating described brightness instruction button, minute gear of realizing medical optical fiber formula lighting brightness regulates, thereby precisely regulates the brightness of medical optical fiber formula illuminating lamp.
When described light source 700 is started working, if the heat of its generation sheds not in time, will affect the service life of light source.Therefore, in the utility model, at described light source 700, be connected with cooling system 1000, with the heat that described LED is distributed, distribute as early as possible.
In medical optical fiber formula illuminating lamp described in the utility model, described main fiber 100 and described sub-optical fibre 300 are multimode fibre.The core diameter of multimode fibre is thicker, can transmit the light of various modes, and the angle that incident light enters fibre core is many, and the path of propagating is forward also many.From operation wavelength, optical fiber can be divided into UV fiber, considerable optical fiber, near-infrared fibre-optical, infrared optical fiber, the light of illumination is all visible ray, and the optical fiber that described illuminating lamp is used is considerable optical fiber.In index distribution optical fiber common be step index fiber, nearly step index fiber, graded fiber.The material of described optical fiber is quartz glass, and this optical fiber has advantages of that cost is low, light transmission good and is convenient to processing.
When the comparatively soft lighting demand of needs, described light-emitting plate 600 can have the light diffusing sheet of diffuse transmission effect by choice for use to light.In light diffusing sheet, add the diffusion particle that has the interference of light, make light when by base material, because refractive index is different, realize repeatedly refraction, thereby light is disperseed uniformly, reflection, scattering, adjust light and propagate to obtain direction, make spot light become area source, because the light of loss part makes, light is softer does not have a dazzle.Can choice for use acrylic board or PC plate as light diffusing sheet.Acrylic light diffusing sheet is to take polymethyl methacrylate as base material, adds diffusant to make; PC light diffusing sheet is to take Merlon as base material, adds diffusant and a kind of optics PC force-bearing plate of making.
The profile of described light-emitting plate 600 can be designed to any shape, the geometry of rules such as circular, square, triangle, prismatic or irregularly shaped as shown in Figure 2.The exiting surface of described light-emitting plate can be plane, thereby also can be designed to have the on-plane surface just rising and falling, forms various three-dimensional shapes.For example, when described illuminating lamp is placed in graceful environment, the exiting surface of described light-emitting plate can be designed to artificial hillock etc. and there is artistic three-dimensional shape.Can also on the exiting surface of described light-emitting plate, post optical filter, to see through as required the light of different colours.
In medical optical fiber formula illuminating lamp described in the utility model, comprise further housing 400, described optical unit is arranged in housing 400.As shown in fig. 1, described housing 400 is enclosed in around described optical unit, and its bottom is connected with described light-emitting plate 600, and described optical unit is formed to protection.On described housing, be provided with and hold the hole that described sub-optical fibre 300 passes through, described sub-optical fibre 300 can be stretched in optical unit via housing.Described housing 400 is preferably by opaque material to be made, thereby can further prevent from entering light in optical unit, loses because of transmission.
In medical optical fiber formula illuminating lamp described in the utility model, described housing 400 and described light-emitting plate 600 are such as being threaded or buckle is connected etc. and removably connects.Being threaded is a kind of widely used dismountable being fixedly connected with, and has the advantages such as simple in structure, connection is reliable, mounting or dismounting are convenient.Be threaded to screw is directly screwed in the screwed hole of described lens module and described light-emitting plate 400, reach described lens module and the close-connected effect of described light-emitting plate 400.Buckle connects and is divided into the buckle connection (as shown in Figure 3) of cantilever beam type, the buckle connection (as shown in Figure 4) of cylinder type and the buckle of ball-type are connected (as shown in Figure 5).When described lens module is used buckle to be connected with described light-emitting plate 400, the mode that buckle connects is chosen as the buckle connection of cantilever beam type or the buckle of cylinder type connects.
According to the optional many factors of optical system combined method the utility model proposes, can design various embodiments, therefore specific embodiment is only as the exemplary illustration of specific implementation of the present utility model, and do not form the restriction to the utility model scope.For concrete description the utility model, select following examples to carry out exemplary illustration.
Embodiment 1
The optical lens that Fig. 6 shows in housing is the optical system structure schematic diagram of concavees lens.As shown in Figure 6, optical lens in housing 400 is concavees lens 520, described concavees lens 520 are between described sub-optical fibre 300 and described light-emitting plate 600, the directional light that sub-optical fibre 300 is derived penetrates by light-emitting plate 600 through the diffusion of concavees lens 520, and the light-emitting plate adopting in the present embodiment is light diffusing sheet.Fig. 7 shows the light of sub-optical fibre derivation through the light path schematic diagram of concavees lens.As shown in Figure 7, the directional light that sub-optical fibre 300 is derived is through the concavees lens 520 in housing 400, along the virtual focus of concavees lens 520, spreads out, and light beam is spread.The light of diffusion, through the further diffuse transmission of light-emitting plate 600, makes the light penetrating become soft.
Embodiment 2
The optical lens that Fig. 8 shows in housing is the optical system structure schematic diagram of convex lens and a concavees lens combination.As shown in Figure 8, convex lens 510 and concavees lens 520 are installed in described housing 400, both are coaxial.In order to realize the diffusion of light, described convex lens 510 are arranged between described sub-optical fibre 300 and described concavees lens 520, and described concavees lens 520 are arranged between described convex lens 510 and described light-emitting plate 600, and concavees lens 520 are positioned at outside the focus of convex lens 510.Fig. 9 shows the light of sub-optical fibre derivation through the light path schematic diagram of optical lens system.As shown in Figure 9, the directional light that sub-optical fibre is derived is assembled at its focus place after convex lens 510, continues to propagate to become diverging light through overfocus, and what this diverging light became after the concavees lens outside being positioned at concave lens focus disperses more.The relative position of described concavees lens 520 or convex lens 510 can regulate, thereby can according to the range of scatter of light, change both spacing, realizes the different diffusion effects of light, adjusts illuminating effect.In described light-emitting plate 600, post optical filter, can see through as required the light of different colours.
Embodiment 3
The optical lens that Figure 10 shows in housing is the optical system structure schematic diagram of two concavees lens combinations.As shown in Figure 10, two concavees lens 520 are installed in described housing 400, both are coaxial, and two concavees lens 520 are all between described sub-optical fibre 300 and described light-emitting plate 600.Figure 11 shows the light of sub-optical fibre derivation through the light path schematic diagram of optical lens system.As shown in figure 11, directional light virtual focus along concavees lens after first concavees lens 520 that sub-optical fibre 300 is derived spreads out, and the scope that diverging light spreads after second concave lens 520 is larger.Distance between two concavees lens also can regulate, and by move one of them concave lens or move two concavees lens simultaneously, changes relative position between the two, can change the range of scatter of light.In light-emitting plate, can also post optical filter, see through as required the light of different colours.
Medical optical fiber formula illuminating lamp described in the utility model being used in conjunction with by optical system and light-emitting plate, can realize different lighting demands, expand the range of application of illuminating lamp, and the conducting path of light passes through optical fiber, thereby replaced cable, avoided the generation of the accidents such as electric shock and fire.
It should be noted, above-described embodiment describes the utility model rather than the utility model is limited, and those skilled in the art can design alternative embodiment in the situation that do not depart from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.Being positioned at word " " before element or " one " does not get rid of and has a plurality of such elements.The utility model can be by means of including the hardware of some different elements and realizing by means of the computer of suitably programming.In having enumerated the unit claim of some devices, several in these devices can be to carry out imbody by same hardware branch.The use of word first, second and C grade does not represent any order.Can be title by these word explanations.
Claims (10)
1. a medical optical fiber formula illuminating lamp, is characterized in that comprising: light source assembly, main fiber (100), optical fiber splitter (200), sub-optical fibre (300), optical system (500) and light-emitting plate (600); Wherein,
Described light source assembly comprises light source (700) and secondary optical system (800), and described light source (700) is connected with described main fiber (100) by described secondary optical system (800);
Described optical system (500) comprises a plurality of optical units, in described optical unit, is provided with optical lens;
One end of described sub-optical fibre (300) is connected with described main fiber (100) by described optical fiber splitter (200), and the other end stretches in each self-corresponding optical unit;
Described light-emitting plate (600) is connected to the below of described optical system (500).
2. medical optical fiber formula illuminating lamp according to claim 1, it is characterized in that: described optical lens is at least one concave lens (520), described concavees lens (520) are positioned between described sub-optical fibre (300) and described light-emitting plate (600), so that the light that described sub-optical fibre (300) sends arrives described light-emitting plate (600) through described concavees lens (520).
3. medical optical fiber formula illuminating lamp according to claim 1, it is characterized in that: described optical lens is the combination of convex lens (510) and concavees lens (520), wherein, the optical axis of described convex lens (510) optical axis and described concavees lens (520) is coaxial, described convex lens (510) are positioned between described concavees lens (520) and described sub-optical fibre (300), described concavees lens (520) are positioned between described convex lens (510) and described light-emitting plate (600), and wherein, distance between described concavees lens (520) and described convex lens (510) is greater than the focal length of described convex lens (510).
4. medical optical fiber formula illuminating lamp according to claim 1, is characterized in that: described optical lens is the combination of concavees lens (520), and the optical axis of described concavees lens (520) is coaxial.
5. according to the medical optical fiber formula illuminating lamp described in claim 1-4 any one, it is characterized in that: described optical lens is plastic cement lens or glass lens.
6. medical optical fiber formula illuminating lamp according to claim 1, it is characterized in that: described light source (700) is LED, on light source (700), be also connected with control box (900), described control box is provided with the parts that can regulate described light-source brightness and colour temperature on (900).
7. medical optical fiber formula illuminating lamp according to claim 6, is characterized in that: described light source (700) is provided with cooling system (1000).
8. medical optical fiber formula illuminating lamp according to claim 1, is characterized in that: described main fiber (100) and described sub-optical fibre (300) are multimode fibre.
9. medical optical fiber formula illuminating lamp according to claim 1, is characterized in that: described light-emitting plate (600) is light diffusing sheet, and described light diffusing sheet is acrylic board or PC plate.
10. medical optical fiber formula illuminating lamp according to claim 1, is characterized in that: described optical system (500) is outside equipped with housing (400), and described housing (400) removably connects with described light-emitting plate (600).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731679.2U CN203718412U (en) | 2013-11-19 | 2013-11-19 | Medical optical fiber floodlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731679.2U CN203718412U (en) | 2013-11-19 | 2013-11-19 | Medical optical fiber floodlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718412U true CN203718412U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320731679.2U Expired - Fee Related CN203718412U (en) | 2013-11-19 | 2013-11-19 | Medical optical fiber floodlight |
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| Country | Link |
|---|---|
| CN (1) | CN203718412U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574373A (en) * | 2013-11-19 | 2014-02-12 | 云南邦桥节能科技有限公司 | Medical optical fiber type illuminating lamp |
| CN109715041A (en) * | 2016-10-25 | 2019-05-03 | 深圳迈瑞生物医疗电子股份有限公司 | Medical light source device |
-
2013
- 2013-11-19 CN CN201320731679.2U patent/CN203718412U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574373A (en) * | 2013-11-19 | 2014-02-12 | 云南邦桥节能科技有限公司 | Medical optical fiber type illuminating lamp |
| CN103574373B (en) * | 2013-11-19 | 2015-11-25 | 重庆市光遥光电节能科技有限公司 | A kind of medical optical fiber type illuminating lamp |
| CN109715041A (en) * | 2016-10-25 | 2019-05-03 | 深圳迈瑞生物医疗电子股份有限公司 | Medical light source device |
| CN109715041B (en) * | 2016-10-25 | 2021-08-10 | 深圳迈瑞生物医疗电子股份有限公司 | Medical light source device |
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Address after: 404100 No. 5, No. 62, Yun Han Road, Beibei high tech Industrial Park, Chongqing. Patentee after: CHONGQING GLORYCARE TECHNOLOGY Co.,Ltd. Address before: 404100 No. 5, No. 62, Yun Han Road, Beibei high tech Industrial Park, Chongqing. Patentee before: CHONGQING GUANGYAO PHOTOELECTRIC ENERGY SAVING SCIENCE & TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180605 Address after: 675000 No. 447 Yongan Road, Chuxiong Yi Autonomous Region, Yunnan Province Patentee after: YUNNAN BANGQIAO ENERGY-SAVING SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 404100 No. 5, No. 62, Yun Han Road, Beibei high tech Industrial Park, Chongqing. Patentee before: CHONGQING GLORYCARE TECHNOLOGY Co.,Ltd. |
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