CN205026542U - Embedded light in rail vehicle guest room - Google Patents
Embedded light in rail vehicle guest room Download PDFInfo
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- CN205026542U CN205026542U CN201520717628.3U CN201520717628U CN205026542U CN 205026542 U CN205026542 U CN 205026542U CN 201520717628 U CN201520717628 U CN 201520717628U CN 205026542 U CN205026542 U CN 205026542U
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- lamp body
- access panel
- light source
- circular shape
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Abstract
The utility model provides an embedded light in rail vehicle guest room, is suitable for and installs on the guest room of rail vehicle roof, its characterized in that, the light includes the lamp body, locates light source subassembly, annular lampshade and service panel on the lamp body lower surface, annular lampshade, connect in the downside of lamp body, annular lampshade's inner circle forms round opening, service panel, seal in round opening, service panel with annular lampshade or lamp body swing joint, so that service panel can follow round opening is last to be opened. The utility model provides an embedded light in rail vehicle guest room, the structure is succinct pleasing to the eye, and embedded design does not occupy the limited inner space in guest room to having to follow and carrying out the service panel that dismantles in the guest room, the spare part of maintenance personal in to the lamp body of being convenient for overhauls and changes.
Description
Technical field
The utility model relates to vehicle lighting equipment technical field, is specifically related to the embedded illuminating lamp of a kind of railway vehicle carriage.
Background technology
Along with the prosperity of socio-economic activity and the prosperity of railway traffic, commercial affairs trip is increased, the comfortableness of rolling stock interior trim and aesthetic measure also high standardization, especially EMUs increasingly.
At present, most of railway vehicle carriage illuminating lamp installation site is projecting inward to compartment compared with roof cambered surface, though this kind of ceiling light carrying out examine and replace by directly dismantling lampshade to lamp body internal electrical element, protruding the ceiling light installed and both having occupied limited interior space, not succinctly attractive in appearance again.
For this reason, in prior art, there is a kind of embedded railway vehicle carriage illuminating lamp, by the embedded installation cavity being installed on railway vehicle carriage top board back of illuminating lamp.By being embedded in railway vehicle carriage top board by illuminating lamp, save inner space, guest room, the railway trip for passenger provides more comfortable takes environment.But, illuminating lamp is embedded into top board inside, guest room and brings inconvenience to the service work of maintainer, have impact on the operating efficiency of maintainer.
Utility model content
Therefore, it is attractive in appearance not that the technical problems to be solved in the utility model is to overcome railway vehicle carriage of the prior art embedded illuminating lamp surface structure, be not easy to the defect of overhauling, thus provide a kind of structure attractive in appearance, save space and be convenient to the embedded illuminating lamp of railway vehicle carriage that keeps in repair.
The technical solution adopted in the utility model is as follows:
The embedded illuminating lamp of a kind of railway vehicle carriage, be suitable for embeddedly being arranged on the guest room top board of rolling stock, described illuminating lamp comprises lamp body, and described lamp body lower surface is provided with light source assembly; Circular shape lampshade, covers on the downside of described lamp body, and the inner ring of described Circular shape lampshade forms circular open; Access panel described in access panel is closed in described circular open, and described access panel is flexibly connected with described Circular shape lampshade or described lamp body, opens from described circular open to enable described access panel.
Described access panel is provided with V-type jump ring towards the surface of described lamp body side, and described V-type jump ring has two pins; Described lamp body forms the jump ring bayonet socket coordinated with described two pins on the surface of described access panel, and two pins of described V-type jump ring to be inserted in described jump ring bayonet socket and by the elastic compression that expands outwardly on described jump ring bayonet socket edge.
Described access panel is rounded, size is suitable with described circular open, the periphery of described access panel is formed towards the flange of described lamp body, described flange is embedded in described circular space, described flange protrudes from described Circular shape lampshade downwards, forms the difference in height of 1-3mm with the lower surface of described Circular shape lampshade.
Described access panel is the light tight sheet material of PC.
The lower surface of described lamp body is provided with the thread gluing support extended towards described access panel, the bottom surface of the described thread gluing support described access panel corresponding with below it is respectively equipped with thread gluing towards the surface of lamp body side, and described thread gluing support and described access panel are bondd towards the surface of described lamp body side by described thread gluing.
Described Circular shape lampshade comprises the Circular shape lampshade support being located at described lamp body lower surface and the Circular shape lampshade panel being removably connected to the printing opacity on the downside of described Circular shape lampshade support.
Described light source assembly comprises the ring light source plate with described Circular shape lampshade adaptation, and described ring light source plate is spliced by some pieces of arc light source board modules, and described in each block, arc light source board module can be dismantled separately.
The lower surface of described lamp body is provided with base plate, and the lower surface of described base plate and described lamp body removably connects, and the surface area of described base plate is greater than the surface area of described ring light source plate, and described ring light source plate is fixed on described base plate.
The outer eaves place corresponding with described base plate of described lamp body lower surface is provided with pressing plate staking, the effect end elastic compression of described pressing plate staking is on the outer eaves of described base plate, the outer eaves of described base plate can insert or extract described pressing plate staking out by draw and insert-type, and the interior eaves of described base plate and the lower surface of described lamp body removably connect.
Described ring light source plate adopts heat-conducting glue to be bonded on described base plate.
Technical solutions of the utility model compared to existing technology tool have the following advantages:
1. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, be suitable for being arranged on the guest room top board of rolling stock, the lower surface of lamp body is provided with light source assembly, Circular shape lampshade is connected on the downside of lamp body, the inner ring of Circular shape lampshade forms circular open, access panel is closed in this circular open, and be flexibly connected with Circular shape lampshade or lamp body, to enable access panel open from circular open, the access panel can opened separately in guest room facilitates maintenance personal to the maintenance of lamp body inner body and replacing.In addition, embedded illuminating lamp can also save the confined space in guest room, strengthens the aesthetic property of interior trim.
2. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, access panel is provided with V-type jump ring towards the surface of lamp body side, V-type jump ring has two pins, lamp body forms the jump ring bayonet socket coordinated with two jump ring pins on the surface of access panel, two pins of V-type jump ring to be inserted in jump ring bayonet socket and by the elastic compression that expands outwardly on jump ring bayonet socket edge, be connected on lamp body by V-type jump ring by detachable for access panel, can not only ensure that access panel is firm under train operation environment is fixed on lamp body, do not occur to loosen or drop, conveniently in guest room, independent dismounting and installation can also be carried out to access panel.
3. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, access panel is rounded, its size is suitable with circular open, the periphery of access panel is formed towards the flange of lamp body, flange is embedded in circular space, flange protrudes from Circular shape lampshade downwards, forms the difference in height of 1-3mm with the lower surface of Circular shape lampshade.Access panel is pulled out certain distance downwards by the part that the existence of this difference in height makes maintenance personal can protrude relative to Circular shape lampshade by access panel, make to occur certain interval between access panel and Circular shape lampshade, hand passes through and extends V-type jump ring place to clutch jump ring by the enough maintenance personals of this gap, is unloaded by access panel.
4. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, access panel have employed lighttight PC sheet material, neither affect the annular light source effect that Circular shape lampshade is formed, prevent again the electric devices such as lamp body internal drive power supply and connector to throw to the shade impact of access panel attractive in appearance.
5. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, the lower surface of lamp body is provided with the thread gluing support extended towards access panel, the bottom surface of the thread gluing support access panel corresponding with below it is respectively equipped with thread gluing towards the surface of lamp body side, thread gluing support and access panel are bondd towards the surface of lamp body side by thread gluing, gluing fastener-type connects to be convenient to remove and install, convenient for maintaining is changed, and can play the effect of reinforcing further, strengthen product safety performance to the connection of access panel and lamp body.
6. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, is connected to lamp body by Lamp shade holder by detachable for Circular shape lampshade, conveniently dismantles Circular shape lampshade, changes and cleans separately.
7. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, light source assembly comprises the ring light source plate with Circular shape lampshade adaptation, ring light source plate is spliced by some pieces of arc light source board modules, each block arc light source board module can be dismantled separately, be convenient to maintenance personal and separately inspect and change is carried out to light source board module, save use cost.
8. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, the lower surface of lamp body is provided with base plate, the lower surface of base plate and lamp body removably connects, the surface area of base plate is greater than the surface area of ring light source plate, ring light source plate is fixed on base plate, the outer eaves place corresponding with base plate of lamp body lower surface is provided with pressing plate staking, the effect end elastic compression of pressing plate staking is on the outer eaves of base plate, the outer eaves of base plate can insert or extract pressing plate staking out by draw and insert-type, the interior eaves of base plate and the lower surface of lamp body removably connect, the existence of base plate not only facilitates removing and installing of light source board, more certain protective effect is served to light source board, avoid light source board in the process of removing and installing directly stressed and lose.
9. the embedded illuminating lamp of railway vehicle carriage that provides of the utility model, ring light source plate adopts heat-conducting glue to be bonded on base plate, is convenient to light source board heat radiation, extends the service life of LED lamp bead.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The front view of the railway vehicle carriage illuminating lamp that Fig. 1 provides for the utility model embodiment 1, wherein, Circular shape lampshade, access panel do not illustrate in the drawings;
Fig. 2 is the longitudinal sectional view of Fig. 1 along A-A line;
The three-dimensional structure diagram of the railway vehicle carriage illuminating lamp that Fig. 3 provides for the utility model embodiment 1.
The base plate installation diagram of the railway vehicle carriage illuminating lamp that Fig. 4 provides for the utility model embodiment 1.
Description of reference numerals:
1-lamp body; 11-installed part;
2-lampshade; 21-Lamp shade holder; 22-first hermetically-sealed construction; 23-second hermetically-sealed construction; 24-the 3rd hermetically-sealed construction;
3-access panel; 31-V type jump ring; 32-hasp support; 33-hasp;
4-light source assembly; 41-ring light source plate; 42-LED lamp pearl; 43-driving power; 44-connects
Device; 45-light source board connector body;
5-base plate; The staking of 6-pressing plate; 61-blind nut; 62-spring bearer plate.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
In addition, if below in the described different embodiment of the utility model involved technical characteristic do not form conflict each other and just can be combined with each other.
The front view of the railway vehicle carriage illuminating lamp that Fig. 1 provides for the present embodiment; Fig. 2 is the longitudinal sectional view of Fig. 1 along A-A line; The three-dimensional structure diagram of the railway vehicle carriage illuminating lamp that Fig. 3 provides for the present embodiment; The railway vehicle carriage illuminating lamp base plate installation diagram that Fig. 4 provides for the present embodiment.As Figure 1-3, the railway vehicle carriage illuminating lamp that the present embodiment provides is suitable for embeddedly being arranged on the guest room top board of rolling stock, described guest room top board forms illuminating lamp installing port, the back of described illuminating lamp installing port forms illuminating lamp and installs cavity, and the illuminating lamp that described illuminating lamp is embedded in top board back, described guest room by described illuminating lamp installing port is installed in cavity.The described illuminating lamp of the present embodiment comprises lamp body 1, light source assembly 4, Circular shape lampshade 2 and the access panel 3 be located on lamp body 1 lower surface.Wherein, Circular shape lampshade 2 is connected to the downside of lamp body 1, and the inner ring of Circular shape lampshade 2 forms circular open.Access panel 3 is closed in circular open, and access panel 3 is flexibly connected with Circular shape lampshade 2 or lamp body 1, can open to make access panel 3 from circular open.
By being provided with access panel 3 at lamp body 1 on direction in guest room, making maintenance personal can open separately access panel 3 in guest room, lamp body 1 inner body is overhauled and changed.In addition, embedded illuminating lamp is more conducive to saving inner space, guest room, strengthens terseness and the aesthetic property of automobile interior.
Particularly, as depicted in figs. 1 and 2, above-mentioned lamp body 1 by aluminium sheet but be not limited to aluminium sheet bending form, in the present embodiment, aluminium plate thickness is 2mm, but is not limited to 2mm, can also be set to 1mm, 3mm, 4mm etc. according to the actual requirements.Described lamp body 1 is octagon aluminium sheet, and appearance looks elegant, is beneficial to marketing, but is not limited to octagon aluminium sheet, can also be that other polygons are circular oval or irregularly shaped, not do concrete restriction to this utility model.Lamp body 1 removably connects with guest room top board by the installed part 11 being located at its edge.Above-mentioned Circular shape lampshade 2 is removably connected by Lamp shade holder 21 and lamp body, and Circular shape lampshade 2 is preferably the strong PC sheet material of diffusion effect, can be, but not limited to adopt plastics sucking moulding.
As shown in Figure 2, in the present embodiment, access panel 3 adopts with lamp body 1 and is flexibly connected, it is flexibly connected concrete structure: access panel 3 is provided with V-type jump ring 31 towards the surface of lamp body 1 side, V-type jump ring 31 has two pins, lamp body 1 forms the jump ring bayonet socket coordinated with two pins on the surface of access panel 3, and two pins of V-type jump ring 31 to be inserted in jump ring bayonet socket and by the elastic compression that expands outwardly on jump ring bayonet socket edge.Wherein, the quantity of V-type jump ring 31 is preferably one, is preferably arranged at the middle part of access panel, but is not limited to one, can also be two, three etc.
In the present embodiment, access panel 3 is rounded, and size is suitable with described circular open, the periphery of access panel 3 is formed towards the flange of lamp body 1, and flange is embedded in circular space, and flange protrudes from Circular shape lampshade 2 downwards, the difference in height of 1-3mm is formed, preferred 2mm with the lower surface of Circular shape lampshade 2.Pass through this set, access panel 3 is pulled out certain distance downwards by the part that maintenance personal can be protruded relative to Circular shape lampshade 2 by access panel 3, make to occur certain interval between access panel 3 and Circular shape lampshade 2, hand passes through and extends V-type jump ring 31 place to clutch jump ring by the enough maintenance personals of this gap, access panel 3 is unloaded, meanwhile, also can fix according to the reverse installation completing access panel 3 of this step.
In order to improve the fixed effect of access panel 3 further, as depicted in figs. 1 and 2, the Detachable connection structure that in the present embodiment, access panel 3 is connected with lamp body 1 also comprises: be located at the hasp support 32 protruded on lamp body 1 and towards access panel 3, height and the access panel 3 of hasp support 32 are suitable apart from the height distance of lamp body 1, the bottom surface of hasp support 32 is corresponding with the upper surface of access panel 3 is provided with hasp 33, and hasp support 32 is bondd by hasp 33 with the upper surface of access panel 3.During use, during operating personnel's field-strip plate 3, can be overcome the cohesive force of hasp 33 structure by manpower, access panel 3 and lamp body 1 split.
In addition, described access panel 3 is preferably the light tight sheet material of PC, can be, but not limited to adopt plastics sucking moulding.
Further, as shown in Figure 1, light source assembly 4 comprises the ring light source plate 41 with Circular shape lampshade 2 adaptation, and ring light source plate 41 is spliced by some pieces of arc light source board modules, and described in each block, arc light source board module can be dismantled separately.Wherein, the quantity of arc light source board module is preferably four, but is not limited to four, can also be three, five, six etc.When access panel 3 unloads, each block arc light source board module can be taken out from circular open and carry out overhauling, changing.
Further, as Fig. 1, shown in 2 and 4, the lower surface of lamp body 1 is provided with base plate 5, base plate 5 removably connects with the lower surface of lamp body 1, the surface area of base plate 5 is greater than the surface area of ring light source plate 41, ring light source plate 41 is fixed on base plate 5, the outer eaves place corresponding with base plate 5 of lamp body 1 lower surface is provided with pressing plate staking 6, pressing plate staking 6 comprises blind nut 61 and spring bearer plate 62, spring bearer plate 62 is fixed on the lower surface of lamp body 1 by blind nut 61, the effect end of pressing plate staking 6 and the tail end elastic compression of spring bearer plate 62 are on the outer eaves of base plate 5, the outer eaves of base plate 5 can insert or extract spring bearer plate 62 tail end out by draw and insert-type, the interior eaves of base plate 5 and the lower surface of lamp body 1 removably connect.Wherein, in base plate 5, eaves can be, but not limited to be that screw is connected with removably connecting of lamp body 1 lower surface.Pass through this set, when illuminating lamp needs maintenance, first access panel 3 can be unloaded, again by eaves place screw removal in base plate 5, light source board module is extracted out from pressing plate staking 6, the light source board module that can will overhaul is taken out from circular open, also can install according to the reverse replacing completing light source board module of this step meanwhile.
Particularly, as shown in Figure 1, railway vehicle carriage illuminating lamp in the present embodiment also comprises driving power 43, connector 44, light source board connector body 45 and the conductive track of being located at lamp body 1 lower surface, above-mentioned ring light source plate 41 adopts heat-conducting glue to be bonded on described base plate 5, ring light source plate 41 occupies the 1/4-1/5 of lamp body 1 lower surface area, contribute to the heat radiation of ring light source plate 41, extend the service life of LED lamp bead 42.
In addition, guest room top board forms illuminating lamp installing port, the back of described illuminating lamp installing port forms illuminating lamp and installs cavity, and the illuminating lamp that illuminating lamp is embedded in top board back, guest room by illuminating lamp installing port is installed in cavity.
Again further, gap place between the inner ring edge of Circular shape lampshade 2 and the outward flange of access panel 3 is filled with the first hermetically-sealed construction 22, and the gap place between the edge of the edge, outer ring of Circular shape lampshade 2 and the illuminating lamp installing port of guest room top board is filled with the second hermetically-sealed construction 23; Gap place between guest room top board and lamp body 1 is filled with the 3rd hermetically-sealed construction 24.The existence of hermetically-sealed construction not only eliminates the fit clearance of lamp body 1 and guest room top board, reach the effect of sealing and dustproof, more be filled with the gap of lampshade 2 and access panel 3, lampshade 2 and guest room ceiling edge, play the effect preventing light leak, and enhance dust-proof effect, extend the service life of illuminating lamp.
Above-mentioned first hermetically-sealed construction 22 and the second hermetically-sealed construction 23 are preferably felt, and felt color is preferably white, and the 3rd hermetically-sealed construction 24 preferably seals sponge.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain that the utility model creates.
Claims (10)
1. the embedded illuminating lamp of railway vehicle carriage, be suitable for embedded being arranged on the guest room top board of rolling stock, it is characterized in that, described illuminating lamp comprises:
Lamp body (1), the lower surface of described lamp body (1) arranges light source assembly (4);
Circular shape lampshade (2), covers on the downside of described lamp body (1), and the inner ring of described Circular shape lampshade (2) forms circular open;
Access panel (3), be closed in described circular open, described access panel (3) is flexibly connected with described Circular shape lampshade (2) or described lamp body (1), can open to make described access panel (3) from described circular open.
2. the embedded illuminating lamp of railway vehicle carriage according to claim 1, it is characterized in that, described access panel (3) is provided with V-type jump ring (31) towards the surface of described lamp body (1) side, and described V-type jump ring (31) has two pins; Described lamp body (1) forms the jump ring bayonet socket coordinated with described two pins on the surface of described access panel (3), and two pins of described V-type jump ring (31) to be inserted in described jump ring bayonet socket and by the elastic compression that expands outwardly on described jump ring bayonet socket edge.
3. the embedded illuminating lamp of railway vehicle carriage according to claim 1 and 2, it is characterized in that, described access panel (3) is rounded, size is suitable with described circular open, the periphery of described access panel (3) is formed towards the flange of described lamp body (1), described flange is embedded in described circular space, described flange protrudes from described Circular shape lampshade (2) downwards, forms the difference in height of 1-3mm with the lower surface of described Circular shape lampshade (2).
4. the embedded illuminating lamp of railway vehicle carriage according to claim 3, is characterized in that, described access panel (3) is the light tight sheet material of PC.
5. the embedded illuminating lamp of railway vehicle carriage according to claim 3, it is characterized in that, the lower surface of described lamp body (1) is provided with the thread gluing support extended towards described access panel (3), the bottom surface of the described thread gluing support described access panel (3) corresponding with below it is respectively equipped with thread gluing towards the surface of lamp body (1) side, and described thread gluing support and described access panel (3) are bondd towards the surface of described lamp body (1) side by described thread gluing.
6. the embedded illuminating lamp of railway vehicle carriage according to claim 1 and 2, it is characterized in that, described Circular shape lampshade (2) comprises the Circular shape lampshade support being located at described lamp body (1) lower surface and Circular shape lampshade (2) panel being removably connected to the printing opacity on the downside of described Circular shape lampshade support.
7. the embedded illuminating lamp of railway vehicle carriage according to claim 1 and 2, it is characterized in that, described light source assembly (4) comprises the ring light source plate (41) adaptive with described Circular shape lampshade (2), described ring light source plate (41) is spliced by some pieces of arc light source board modules, and described in each block, arc light source board module can be dismantled separately.
8. the embedded illuminating lamp of railway vehicle carriage according to claim 7, it is characterized in that, the lower surface of described lamp body (1) is provided with base plate (5), described base plate (5) removably connects with the lower surface of described lamp body (1), the surface area of described base plate (5) is greater than the surface area of described ring light source plate (41), and described ring light source plate (41) is fixed on described base plate (5).
9. the embedded illuminating lamp of railway vehicle carriage according to claim 8, it is characterized in that, the outer eaves place corresponding with described base plate (5) of described lamp body (1) lower surface is provided with pressing plate staking (6), the effect end elastic compression of described pressing plate staking (6) is on the outer eaves of described base plate (5), the outer eaves of described base plate (5) can insert or extract described pressing plate staking (6) out by draw and insert-type, and the interior eaves of described base plate (5) and the lower surface of described lamp body (1) removably connect.
10. the embedded illuminating lamp of railway vehicle carriage according to claim 8, is characterized in that, described ring light source plate (41) adopts heat-conducting glue to be bonded on described base plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717628.3U CN205026542U (en) | 2015-09-16 | 2015-09-16 | Embedded light in rail vehicle guest room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717628.3U CN205026542U (en) | 2015-09-16 | 2015-09-16 | Embedded light in rail vehicle guest room |
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| Publication Number | Publication Date |
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| CN205026542U true CN205026542U (en) | 2016-02-10 |
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| CN201520717628.3U Active CN205026542U (en) | 2015-09-16 | 2015-09-16 | Embedded light in rail vehicle guest room |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627224A (en) * | 2016-03-18 | 2016-06-01 | 中车青岛四方机车车辆股份有限公司 | Lighting lamp for railway vehicle |
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2015
- 2015-09-16 CN CN201520717628.3U patent/CN205026542U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627224A (en) * | 2016-03-18 | 2016-06-01 | 中车青岛四方机车车辆股份有限公司 | Lighting lamp for railway vehicle |
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