CN201962885U - Suspended ceiling unit and suspended ceiling device used for master-control room in nuclear power station - Google Patents
Suspended ceiling unit and suspended ceiling device used for master-control room in nuclear power station Download PDFInfo
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- CN201962885U CN201962885U CN2010206313399U CN201020631339U CN201962885U CN 201962885 U CN201962885 U CN 201962885U CN 2010206313399 U CN2010206313399 U CN 2010206313399U CN 201020631339 U CN201020631339 U CN 201020631339U CN 201962885 U CN201962885 U CN 201962885U
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- furred ceiling
- control room
- ceiling unit
- light source
- suspended ceiling
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Abstract
The utility model discloses a suspended ceiling unit and a suspended ceiling device used for a master-control room in a nuclear power station. The suspended ceiling unit comprises a reversed infundibulate suspended ceiling base, a light reflection layer is arranged on the inner wall of the suspended ceiling base, and an illuminant assembly giving out light in the direction facing the light reflection layer is arranged on the inner side of the bottom of the suspended ceiling base. The suspended ceiling device comprises a plurality of suspenders fixed on the roof vertically, the suspended ceiling units are fixed on the lower portions of the suspenders, the suspended ceiling units are distributed adjacently in a horizontal mode to close the whole roof of the master-control room, and a control mechanism used for controlling the illuminant assembly of each suspended ceiling unit is further included. The suspended ceiling unit is capable of guaranteeing illumination intensity and soft light without shadows. The suspended ceiling device is capable of meeting light requirements of each area, guaranteeing illumination intensity and avoiding light reflection, glaring and shadows.
Description
Technical field
The utility model belongs to the nuclear power technology field, and the furred ceiling that relates to a kind of furred ceiling unit and splice with the furred ceiling unit relates in particular to a kind of furred ceiling unit and nuclear power station master-control room suspended ceiling device thereof that is used for nuclear power station master-control room suspended ceiling device.
Background technology
The nuclear power station master-control room is the maincenter that whole nuclear power is produced, and has and critical role, and the facility to master-control room in various rules such as GB, nuclear power industry standard all has clear and definite standard-required.For example: 4.3 pairs of nuclear power station master-control room illuminations of the Human Engineering principle 2.2 of HAF-J0055 nuclear power plant control room design and the design criterion of EJ-638-92 nuclear power plant control room synthesis have proposed to explicitly call for.For master-control room illumination standard, mainly be by indoor furred ceiling and on furred ceiling the layout of light source realize up to standard.The nuclear power station that has put into operation at home or be about to put into operation (comprising Daya Gulf, mountain range Australia first phase, mountain range Australia second phase etc.) master-control room has adopted double crossed frame type furred ceiling scheme.Double crossed frame type furred ceiling scheme mainly is at the layout light source that is positioned at many reflective light troughs of horizontal, vertical both direction above the master-control room, and by the firm and hard existing indirect lighting of the large-area white reflection in top; By Lighting Control Assembly each light source in the light trough is carried out switch control, thereby realize each control of subregion illumination and whole illumination regulatory function.But be subject to the structure and the spatial constraints of reflective light trough, arrange light source by maximum possible, its illumination still can not satisfy the demands fully.Bigger because of reflecting surface simultaneously, the zone of single light source influence is bigger, makes that the degree of coupling of illumination is also higher, is unfavorable for the adjusting of each subregion illumination.
The utility model content
The technical problems to be solved in the utility model is, according to skewness, illumination defect of insufficient, provides a kind of illumination intensity, soft, unblanketed furred ceiling unit that is used for the nuclear power station master-control room of light of guaranteeing at existing furred ceiling unit light.
The technical problem that the utility model further will solve is, at inhomogeneous, the illumination defect of insufficient of illumination patterns in existing each subregion of master-control room, provide a kind of and guarantee to satisfy each subregion lighting requirement, guarantee illumination intensity, anti-reflective and dazzle, avoid the nuclear power station master-control room suspended ceiling device of shade.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of furred ceiling unit that is used for the nuclear power station master-control room, comprise that the bottom is provided with the furred ceiling of falling the infundibulate matrix of light-emitting window, furred ceiling matrix inwall is provided with reflector layer, is provided with towards reflector layer luminous light source assembly in described furred ceiling matrix bottom inside.
In the furred ceiling unit, described furred ceiling matrix is a taper type, comprises the top board of level and around the side plate in one week of top board, described reflector layer is arranged on the side plate inwall, and described light source assembly is arranged on the side plate bottom inside.
In the furred ceiling unit, described furred ceiling matrix is a tetragonous cone table shape, is respectively equipped with light source assembly in the bottom interior wall of four side plates of furred ceiling matrix.
In the furred ceiling unit, described furred ceiling matrix is a truncated cone, is arranged with at least one pair of light source assembly in the bottom inside of the side plate of furred ceiling matrix.
In the furred ceiling unit, described side plate is extended with riser downwards, and described riser is fixedlyed connected with side plate or riser and side plate integrative-structure, and light source assembly is arranged on the riser inboard.
In the furred ceiling unit, described light source assembly comprises the gripper shoe that is arranged on furred ceiling matrix bottom inside, is fixed with light source on the gripper shoe, and light source one side is provided with the shield that is used to cover the outside direct projection of light source.
In the furred ceiling unit, described gripper shoe is provided with a plurality of light sources of evenly arranging on the gripper shoe in a week along one week of furred ceiling matrix bottom inside.
In the furred ceiling unit, described reflector layer is the coating that is attached to the reflective membrane on the furred ceiling matrix inwall or is coated with reflectorized material.
A kind of nuclear power station master-control room suspended ceiling device, comprise a plurality of suspension rods that vertically are fixed on the roof, house, described suspension rod bottom is fixed with above-mentioned furred ceiling unit, and the horizontal successively adjacent rows cloth in described furred ceiling unit seals whole master-control room roof, also comprises the controlling organization that is used to control each furred ceiling unit light source.
In the nuclear power station master-control room suspended ceiling device, middle part, described furred ceiling unit is hooked on the suspension rod by hooking part, fit in bottom, described furred ceiling unit and suspension rod bottom, and bottom, furred ceiling unit is fixed on the suspension rod bottom, and described suspension rod bottom surface flushes with bottom surface, furred ceiling unit or a little more than bottom surface, furred ceiling unit; Be provided with between the adjacent furred ceiling unit and be used to cover the shield that passes cable.
In the nuclear power station master-control room suspended ceiling device, described hooking part comprises the hook that is fixed on the suspension rod sidewall, on the relative both sides outer wall in middle part, furred ceiling unit symmetrically arranged at least one pair of suspension hook or lower lift ring down, described suspension hook down or lower lift ring are hooked in the hook fixes the furred ceiling unit.
In the nuclear power station master-control room suspended ceiling device, fit in bottom, described furred ceiling unit and suspension rod bottom, and by screw in the suspension rod bottom.
In the nuclear power station master-control room suspended ceiling device, the cross section of described shield is the U-shaped plate, is provided with in the furred ceiling unit bottom and withholds, and is fixing during the dual-side of described shield is connected to respectively and withholds.
Furred ceiling of the present utility model unit adopts down funnel shaped furred ceiling matrix, on furred ceiling matrix inwall, be provided with reflector layer, the light of the light source assembly emission that furred ceiling matrix bottom inside is provided with is towards reflector layer, the infundibulate of then falling is up-small and down-big, be radiated at light on the furred ceiling unit inwall after reflection, can both penetrate from the light-emitting window of bottom, falling funnel shaped furred ceiling unit just becomes the reflector of light source, the sunlight of light source has been become reverberation, from the light-emitting window ejaculation of bottom surface.Reverberation has even light characteristic, makes light softer evenly, reduces uneven illumination, reflective situation, and has not had sunlight, has realized the function of anti-dazzle, and light is soft has simultaneously evenly also reduced the dense shade that sunlight produced.
Furred ceiling of the present utility model adopts the suspension rod that vertically is fixed on the roof that the horizontal successively adjacent rows cloth in above-mentioned furred ceiling unit is sealed whole master-control room roof, so whole furred ceiling all is equipped with light source, light source can adopt highlighted fluorescent tube, by means of the highlighted fluorescent tube of furred ceiling bottom installation and the reflection of furred ceiling inwall, can realize the master-control room indirect lighting, satisfy at anti-reflective, anti-dazzle, avoid requirement such as shade.And controlling each furred ceiling unit light of adjustment by controlling organization shines, guarantee to satisfy the different lighting requirement of each subregion of master-control room, guarantee illumination intensity, also can adjust the demand that Different Light quantity adapts to each subregion illumination adjustment of opening according to on-the-spot practical application.
The utility model has been realized indirect lighting on the one hand, and guarantee that master-control room satisfies the subregion illumination requirement, and has satisfied that master-control room is anti-reflective, anti-dazzle, avoids the requirement of shade to satisfy master-control room meeting GB and industry standard.
The effect contrast of the utility model and prior art is as follows:
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the sectional view of the utility model embodiment 1;
Fig. 3 is a partial enlarged drawing among Fig. 2;
Fig. 4 is the index path of the utility model embodiment 1;
Fig. 5 is the structural representation of the utility model embodiment 2;
Fig. 6 is the utility model embodiment 2 furred ceiling row of cells Bututs.
The specific embodiment
As shown in Figure 1, 2, 3, describedly fall funnel shaped furred ceiling matrix and be specially taper type, comprise the top board 1 of level and around the side plate 2 in 1 one weeks of top board, fixedly connected with side plate 2 end faces in top board 1 edge, perhaps top board 1 is structure as a whole with side plate 2, is bent into by a plate.Described reflector layer 6 is arranged on side plate 2 inwalls, and described light source assembly 5 is arranged on side plate 2 bottom inside.Taper type is divided into the frustum of a pyramid and the frustum of a cone, and is general because light source is selected microscler fluorescent tube, therefore convenient for fluorescent tube is installed, and reduces the position that takies light-emitting window 10 as far as possible, mainly adopts the furred ceiling matrix of frustum of a pyramid shape.In the present embodiment, described furred ceiling matrix is preferably tetragonous cone table shape, is respectively equipped with light source assembly 5 in the bottom interior wall of four side plates 2 of furred ceiling matrix.Can also select the furred ceiling matrix is truncated cone, is arranged with at least one pair of light source assembly 5 in the bottom inside of the side plate 2 of furred ceiling matrix.
As shown in Figure 1, 2, 3, described light source assembly 5 comprises the gripper shoe 51 that is arranged on furred ceiling matrix bottom inside, is fixed with light source 50 on the gripper shoe 51, and light source 50 1 sides are provided with the shield 52 that is used to cover light source 50 outside direct projections.Gripper shoe 51 is made for the square aluminum section bar in the present embodiment.Shield 52 can be the plate that vertically is fixed on the gripper shoe 51, can be the plate with gripper shoe 51 integrative-structures.The shield 52 of present embodiment adopts the square aluminum section bar vertically to be fixed on the gripper shoe 51.The height of shield 52 flushes with light source 50 or a little more than light source 50, as long as all can't see light source 50 at an arbitrary position, can not too highly block the reverberation ejaculation.
Described gripper shoe 51 is provided with a plurality of light sources 50 of evenly arranging on the gripper shoe 51 in a week along one week of furred ceiling matrix bottom inside.For illumination is even, the general requirements symmetry of arranging of light source 50 is in order to realize illumination control, then on the furred ceiling matrix gripper shoe 51 in an inboard week, all be provided with light source 50, open all light sources 50 simultaneously, can arrive very high brightness, only open the illumination that part light source 50 can be used to adjust zones of different.In the present embodiment, select rectangular pyramid shape furred ceiling matrix for use, below four side plates 2, light source 50 is set all, each position two fluorescent tubes that are arranged side by side.
As Fig. 1,2, shown in 3, light source 50 is installed for convenience, the fluorescent tube of strip particularly, the space that is fit to install light source 50 will be arranged on the furred ceiling matrix, therefore, described side plate 2 is extended with riser 3 downwards, described riser 3 is fixedlyed connected with side plate 2 or riser 3 and side plate 2 integrative-structures, light source assembly 5 is provided with riser 3 inboards, and the gripper shoe in riser 3 and the light source assembly 5 51 forms a space that light source 50 is installed like this, has avoided the compressing of 2 pairs of light sources 50 of oblique side plate, help drawing back the spacing of light source 50 and oblique side plate 2 simultaneously, make light to be penetrated from light-emitting window 10, and can directly not reflect, blocked the ejaculation of light to gripper shoe 51 by side plate 2 reflection backs.
As shown in Figure 1, 2, 3, described reflector layer 6 is used for reflection ray, then should select for use the high material of reflectivity to form reflector layer 6.The utility model adopts dual mode: a kind of is to adopt the reflective membrane that is attached on the furred ceiling matrix inwall, and another kind is the coating that is coated with reflectorized material on side plate 2.Promptly on the side plate 2 of furred ceiling matrix, top board 1, riser 3, reflector layer 6 is set, also can only on side plate 2 and riser 3, reflector layer 6 be set.Side plate 2 also directly the option table mask aluminium sheet of high reflectance is arranged, then reflector layer 6 can be set.On side plate 2, top board 1, riser 3 inwalls, be coated with in the present embodiment highlighted reflective powder is housed, reflectivity is increased to 0.9.Fig. 4 has shown the index path of light source 50 through riser 3,1 reflection of side plate 2 top boards, and the light of light source 50 penetrates from light-emitting window 10 by reflection, and funnel shaped furred ceiling matrix had both guaranteed the brightness of irradiation, did not have sunlight again.
Considering that the furred ceiling unit is used to cooperate noise reduction, just in the furred ceiling unit, cooperating the structure that is used for noise reduction accordingly.As shown in Figure 1, 2, 3, evenly being placed with the aperture on the described side plate 2 is the perforation 21 of 2mm～3mm, is used to reduce noise.Perforated percentage is 15～20%, and perforated percentage is meant perforation 21 shared area on entire plate, and 21 apertures of boring a hole, the perforated percentage any numerical value in above-mentioned scope can be realized absorbing sound and lowering noise.Present embodiment middle punch 21 apertures are 2.5mm, and perforated percentage is 18%, and side plate 2 can directly be selected the aluminum veneer of boring a hole.
In order to strengthen sound-absorbing effect, on side plate 2 outer walls of correspondence perforation 21, be provided with sound-absorbing material layer 8.Described sound-absorbing material layer 8 comprises the nonwoven acoutic fibre board paper that directly is attached on furred ceiling matrix side plate 2 outer walls, is provided with the centrifugally glass-wool layer outside nonwoven acoutic fibre board paper.Whole sound-absorbing material layer 8 will enclose side plate 2 outside wall surface of covering the furred ceiling matrix, makes it reach the good sound absorption effect, for safety with to the protection of damping material, is provided with the protective cover 7 of sealing sound-absorbing material layer 8 outside described sound-absorbing material layer 8.Protective cover 7 is selected the perforation aluminum veneer for use; sound-absorbing material layer 8 is sealed; the funnel shaped furred ceiling matrix that falls has effectively improved sound-absorbing area, the noise reduction coefficient of furred ceiling, and other measure of syncaryon power station master-control room noise reduction has greatly reduced the background noise of master-control room environment.
In the present embodiment, the reinforcing aluminum veneer that the top board 1 of the furred ceiling of falling funnel unit is selected for use is reinforced on the aluminum veneer and be can be used for installing emergence lighting lamp, and cigarette sense probe, loudspeaker etc.Swash plate is selected the perforation aluminum veneer for use around it, and its 21 apertures of boring a hole are 2.5mm, and perforated percentage is 18%, and light reflectivity is 90%.Compare horizontal furred ceiling, the suspended ceiling device of falling funnel perforation aluminum veneer surface area has increased by 13%, and the aluminum veneer back side of boring a hole simultaneously is with nonwoven acoutic fibre board paper and centrifugally glass-wool layer.7 six sealings of protective cover that the centrifugally glass-wool layer is made with the perforation aluminum veneer.Centrifugally glass-wool and Pierced Aluminum Plank are used, when the rotary glass cotton layer thickness is that (unit weight is 48kg/m to 50mm
3), and the cavity at centrifugally glass-wool place is when being 200mm, under 125HZ～4000HZ, the index that on average absorbs sound is not less than 0.85.
As shown in Figure 5, suspension rod 200 is used for fixing furred ceiling unit 300, and the structure of suspension rod 200 can have multiple, can be on the roof supporting frame to be set, and also can be independent rod member, and present embodiment adopts vertical rod member.Suspension rod 200 is provided with between adjacent furred ceiling unit 300 respectively, and the position of suspension rod 200 can be provided with respectively at the middle part of 300 both sides, furred ceiling unit, also can be in the furred ceiling unit 300 4 jiaos be provided with respectively.The shape of cross section of suspension rod 200 can have various ways, for example: square, circular, U-shaped, in-line etc., because suspension rod 200 is fixed in both sides and adjacent two furred ceiling unit 300 respectively, suspension rod 200 shapes need to cooperate with the two, therefore, can select square, U-shaped, in-line for use, be convenient to fit between them.
As shown in Figure 5,300 middle parts, described furred ceiling unit are hooked on the suspension rod 200 by hooking part 500, and 300 bottoms, furred ceiling unit are fixed on suspension rod 200 bottoms, and described suspension rod 200 bottom surfaces flush with 300 bottom surfaces, furred ceiling unit or a little more than 300 bottom surfaces, furred ceiling unit.300 middle parts, furred ceiling unit are side plate 2 and riser 3 junctions, and it is fixedly connected at this hooking part 500 can be set.Described hooking part 500 comprises the hook 502 that is fixed on suspension rod 200 sidewalls, on the relative both sides outer wall in 300 middle parts, furred ceiling unit symmetrically arranged at least one pair of suspension hook 503 or lower lift ring down, described suspension hook 503 down or lower lift ring are hooked in the hook 502 furred ceiling unit 300 is fixing.In the present embodiment, extend upward suspension hook 503 or lower lift ring down in side plate 2 and riser 3 junctions, following suspension hook 503 or lower lift ring can with side plate 2, riser 3 integrative-structures, also can be fixedly connected.Following suspension hook 503 or lower lift ring be 300 bilateral symmetry settings in the furred ceiling unit, and cooperate with suspension rod 200 positions, present embodiment middle hanger 200 is a square pole, the fixing angle steel 501 respectively in the square pole both sides, angle steel 501 has hook 502, the position of angle steel 501 highly cooperates with furred ceiling unit 300, makes when hook 502 is hooked on down on suspension hook 503 or the lower lift ring, and suspension rod 200 bottom surfaces flush with 300 bottom surfaces, furred ceiling unit or 300 bottom surfaces, a little higher than furred ceiling unit.Fit in 300 bottoms, described furred ceiling unit and suspension rod 200 bottoms, and by screw in suspension rod 200 bottoms, promptly the riser 3 of furred ceiling unit 300 by screw on suspension rod 200.
As shown in Figure 5, because each furred ceiling unit 300 all is provided with light source 50, all need cable to connect, for convenient maintenance and replacement, just cable is arranged on 300 belows, furred ceiling unit, between two furred ceiling unit 300, therefore in order to cover cable, between adjacent furred ceiling unit 300, be provided with and be used to cover the shield 400 that passes cable, described shield 400 comprises that cross section is U-shaped plate 403 and is hooked on L shaped plate 401 on the shield 52, be provided with in 300 bottoms, furred ceiling unit and withhold 402, withhold 402 and be fixed on gripper shoe 51 bottom surfaces.The dual-side of described U-shaped plate 403 is connected to respectively to withhold in 402 and fixes.Withhold the Spring sheet clip locking structure that turns down in opposite directions, U-shaped plate 403 both sides, L shaped plate 401 bases are inserted and withheld, withholding 402 shell fragments opens, clamp U-shaped plate 403, L shaped plate base, shield is with cable and withhold 402 and block, for attractive in appearance, on shield 400, be provided with decorative pattern, present embodiment is provided with back-shaped decorative pattern.
Adopt the furred ceiling unit 300 of funnel on nuclear power station master-control room roof and carry out layout, each falls and leaves the space around the furred ceiling unit 300 of funnel, is used to install illuminating equipment and circuit.The nuclear power station master-control room is divided into surveillance zone, control zone, maintenance area, channel region etc., the illumination demand difference of each function division according to the difference of apparatus arrangement and functions of the equipments.Wherein the illumination requirement of control zone is 350lux, the illumination requirement of surveillance zone is that the illumination requirement of 350lux, maintenance area is that the illumination requirement of 500lux, channel region is that the illumination requirement in 500lux, routine work district is 400lux, therefore light source 50 differences of the furred ceiling unit 300 of corresponding zones of different.Control illumination realizes by controlling organization, fall funnel shaped furred ceiling unit 300 adopt to such an extent that the indirect lighting mode has enlarged the adjustable extent of illumination, and can carry out the accurate adjusting of regional area illumination.
As shown in Figure 5, each falls the light source of installing around 300 bottoms, furred ceiling unit of funnel 50, and with level highlighted fluorescent tube being installed is example, and side plate 2 inboards of each furred ceiling unit 300 can parallel placement 2 bank light pipes.300 of two adjacent furred ceiling unit are at most in abutting connection with installing 4 bank light pipes, and fluorescent tube can be selected two kinds of long tube and short tubes, and being used in combination of long and short fluorescent tube makes things convenient for the accurate adjusting of illumination.The riser 3 that is provided with in 300 bottoms, the furred ceiling of falling funnel unit adopts the reflective aluminum veneer.The top board 1 of furred ceiling unit 300, side plate 2, riser 3 also can adopt aluminium sheet respectively, and surface of aluminum plate adopts the highlighted reflective powder craft of precoating, improve reflectivity to 0.9, guarantee lighting illumination intensity.According to the requirement of master-control room illumination subregion, but specific aim is considered the position and the quantity of the highlighted fluorescent tube in 300 bottoms, furred ceiling unit of funnel.Any one fluorescent tube can be opened or close by controlling organization, thereby realizes the adjusting of each subregion illumination of master-control room.
Claims (10)
1. furred ceiling unit that is used for the nuclear power station master-control room, it is characterized in that, comprise that the bottom is provided with the furred ceiling of falling the infundibulate matrix of light-emitting window, described furred ceiling matrix inwall is provided with reflector layer, is provided with towards described reflector layer luminous light source assembly in described furred ceiling matrix bottom inside.
2. the furred ceiling unit that is used for the nuclear power station master-control room according to claim 1, it is characterized in that described furred ceiling matrix is a taper type, comprise the top board of level and around the side plate in one week of top board, described reflector layer is arranged on the described side plate inwall, and described light source assembly is arranged on the side plate bottom inside.
3. the furred ceiling unit that is used for the nuclear power station master-control room according to claim 2 is characterized in that described furred ceiling matrix is a tetragonous cone table shape, is respectively equipped with light source assembly in the bottom interior wall of four side plates of furred ceiling matrix.
4. the furred ceiling unit that is used for the nuclear power station master-control room according to claim 2 is characterized in that described furred ceiling matrix is a truncated cone, is arranged with at least one pair of light source assembly in the bottom inside of the side plate of furred ceiling matrix.
5. the furred ceiling unit that is used for the nuclear power station master-control room according to claim 2 is characterized in that described side plate is extended with riser downwards, and described riser is fixedlyed connected with side plate or riser and side plate integrative-structure, and light source assembly is arranged on the riser inboard.
6. according to any described furred ceiling unit that is used for the nuclear power station master-control room of claim 1～5, it is characterized in that, described light source assembly comprises the gripper shoe that is arranged on furred ceiling matrix bottom inside, is fixed with light source on the gripper shoe, and light source one side is provided with the shield that is used to cover the outside direct projection of light source.
7. the furred ceiling unit that is used for the nuclear power station master-control room according to claim 6 is characterized in that, described gripper shoe is provided with a plurality of light sources of evenly arranging on the gripper shoe in a week along one week of furred ceiling matrix bottom inside.
8. according to any described furred ceiling unit that is used for the nuclear power station master-control room of claim 1～5, it is characterized in that described reflector layer is the coating that is attached to the reflective membrane on the furred ceiling matrix inwall or is coated with reflectorized material.
9. nuclear power station master-control room suspended ceiling device, it is characterized in that, comprise a plurality of suspension rods that vertically are fixed on the roof, house, described suspension rod bottom is fixed with any described furred ceiling unit of claim 1～8, the horizontal successively adjacent rows cloth in described furred ceiling unit seals whole master-control room roof, and suspended ceiling device also comprises the controlling organization that is used to control each furred ceiling unit light source.
10. nuclear power station master-control room suspended ceiling device according to claim 9, it is characterized in that, middle part, described furred ceiling unit is hooked on the suspension rod by hooking part, fit in bottom, described furred ceiling unit and suspension rod bottom, and bottom, furred ceiling unit is fixed on the suspension rod bottom, and described suspension rod bottom surface flushes with bottom surface, furred ceiling unit or a little more than bottom surface, furred ceiling unit; Be provided with between the adjacent furred ceiling unit and be used to cover the shield that passes cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206313399U CN201962885U (en) | 2010-11-25 | 2010-11-25 | Suspended ceiling unit and suspended ceiling device used for master-control room in nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206313399U CN201962885U (en) | 2010-11-25 | 2010-11-25 | Suspended ceiling unit and suspended ceiling device used for master-control room in nuclear power station |
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| Publication Number | Publication Date |
|---|---|
| CN201962885U true CN201962885U (en) | 2011-09-07 |
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ID=44525418
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206313399U Expired - Lifetime CN201962885U (en) | 2010-11-25 | 2010-11-25 | Suspended ceiling unit and suspended ceiling device used for master-control room in nuclear power station |
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| CN (1) | CN201962885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569250A (en) * | 2016-02-02 | 2016-05-11 | 浙江嘉和装饰有限公司 | GRG suspended ceiling |
| CN111076117A (en) * | 2019-12-25 | 2020-04-28 | 胡培佳 | Split type shadowless lighting system composed of light source group and large-area backdrop reflector |
-
2010
- 2010-11-25 CN CN2010206313399U patent/CN201962885U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569250A (en) * | 2016-02-02 | 2016-05-11 | 浙江嘉和装饰有限公司 | GRG suspended ceiling |
| CN105569250B (en) * | 2016-02-02 | 2017-09-12 | 浙江嘉和装饰有限公司 | A kind of GRG ceiling suspended ceilings |
| CN111076117A (en) * | 2019-12-25 | 2020-04-28 | 胡培佳 | Split type shadowless lighting system composed of light source group and large-area backdrop reflector |
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Granted publication date: 20110907 |