CN101980340A - Observation window for control console of refueling machine - Google Patents
Observation window for control console of refueling machine Download PDFInfo
- Publication number
- CN101980340A CN101980340A CN2010102904290A CN201010290429A CN101980340A CN 101980340 A CN101980340 A CN 101980340A CN 2010102904290 A CN2010102904290 A CN 2010102904290A CN 201010290429 A CN201010290429 A CN 201010290429A CN 101980340 A CN101980340 A CN 101980340A
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- CN
- China
- Prior art keywords
- cover plate
- chain
- observation window
- viewport
- refueling machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention provides an observation window for a control console of a refueling machine, which comprises an observation hole and a cover plate capable of covering the observation hole. A connecting device ensuring that the cover plate is opened at the maximum angle of 60 to 80 degrees relative to the observation hole is arranged between the observation hole and the cover plate. The observation window is provided with the connecting device, so the cover plate cannot be completely opened, and when the window is opened for operation, a person holds the cover plate with hands, and another person performs operation; therefore, a guarder is compulsorily allocated at the observation hole, and the cover plate cannot be horizontally moved beyond a hole range, namely the cover plate is only put on the hole when there is no person for guarding, the cover plate has obvious reminding function, and a person is prevented from missing his foot when the person mistakes the opened cover plate for the closed cover plate, and further falling into a pool so as to avoid injury and death.
Description
Technical field
The invention belongs to the nuclear power station field, relate in particular to a kind of observation window of refueling machine control desk.
Background technology
The PMC of nuclear power station (Product Material Control, produce and Material control) the refueling machine control desk is provided with observation window, and enter by observation window where necessary and carry out wiring, the maintenance of equipment below the platform or change and use to be convenient to the staff.
This observation window comprises viewport and the cover plate that is used with viewport, and cover plate is for the rigidity clear glass constitutes, and reload like this operator and other staff see through transparent cover plate can observe other working condition in the operation of reloading, equipment operation or the pond.
Just because of cover plate is made of clear glass, in convenient the observation, because cover plate can be removed, be used to make things convenient for the staff to enter below the platform by the view window form, cause may viewport exposed and be difficult for being discovered, allowing the people obscure cover plate is that to be in open mode also be non-open mode, may cause on the control desk personnel to think that cover plate closes and step on sky by mistake.Because control desk is higher at the bottom of the pond, in a single day the staff steps on sky and drops in the pond and can be in peril of one's life.
Prior art discloses the hood flip-shell view window on a kind of material conveyor, comprise window frame and window lid, window frame is by the ABS injection mo(u)lding, the window lid is by the bright polycarbonate injection mo(u)lding of full impregnated, be circular-arc, on the window frame base plate plane of fitting with cover waveform corrugation, be equipped with waveform high elastic rubber filler rod, also be equipped with dull and stereotyped elastic caoutchouc filler rod on other the window frame base plate plane, make window lid gland bonnet be located at window frame.This view window and hood curved surface can be tightly connected, but same because the window lid is that transparent material is made, in the use, it is opened or non-open mode allows the people obscure easily.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of observation window of refueling machine control desk, when being intended to solve existing observation window upper cover plate and being in open mode, may cause on the platform personnel to think that cover plate closes and step on sky by mistake, even drop in the pond and cause the problem of casualties.
The embodiment of the invention is to realize like this, a kind of observation window of refueling machine control desk, comprise viewport and can be covered on cover plate on the described viewport that being provided with the maximum angle that described cover plate is opened with respect to described viewport plane of living between described viewport and the cover plate is the coupling arrangements of 60～80 degree.
Particularly, described viewport has the described hole wall of stating cover plate of support, and described coupling arrangement is a chain assemblies, and described chain assemblies one end is connected in described hole wall, and the other end is arranged on the described cover plate.
Particularly, described chain assemblies comprises that two ends are arranged at reel chain and the short chain on described hole wall and the cover plate respectively, described reel chain is arranged at the open side of described cover plate, described short chain is arranged at the opposite side of the open side of described cover plate, and described reel chain has the length that the maximum angle that described cover plate is opened is 60～80 degree.
Particularly, the length of described short chain is the length of 60～80 degree greater than the maximum angle that described cover plate is opened, and opens the required length of operation less than described cover plate from described short chain direction.
Described reel chain length is 550～650mm, and the length of described short chain is 350～450mm.
Described chain assemblies comprises several interconnective chain links, and wherein at least one described chain link is the link lock, and described chain assemblies one end is arranged at described cover plate, and the other end is located on the described hole wall by described link snap close.
Described link locking schedules on the described hole wall, and is fastened and connected with described chain link is movable.
Described link lockset has an opening, and described opening part is provided with set nut.
Described cover plate has window frame, and described chain assemblies has two groups, and is arranged at the both sides of described window frame respectively.
Maximum angle between described cover plate and the viewport is 70 degree.
Compared with prior art, between viewport and cover plate, be provided with coupling arrangement, the maximum angle that this coupling arrangement makes cover plate open with respect to viewport plane of living in is 60～80 degree, cover plate can not be opened fully like this, when opening cover plate and carry out operation, must a people hand steered cover plate, therefore another people just can carry out operation, is equivalent to force to be provided with a guardian at viewport, and cover plate can not level be moved away outside the hole scope, that is to say, in nobody's monitoring, this cover plate can only be placed on the viewport, plays tangible reminding effect, prevent that other people from stepping on sky because of thinking that cover plate is closed by mistake thereby reach, even drop in the pond and cause injures and deaths.
Description of drawings
Fig. 1 is the structural representation of cover plate closed condition of the observation window of the refueling machine control desk that provides of the embodiment of the invention;
Fig. 2 is the structural representation of cover plate open mode of the observation window of the refueling machine control desk that provides of the embodiment of the invention;
Fig. 3 is the structural representation that the cover plate of the observation window of the refueling machine control desk that provides of the embodiment of the invention is opened from the short chain direction;
Fig. 4 is the structural representation that the cover plate of the observation window of the refueling machine control desk that provides of the embodiment of the invention is translated apart from the reel chain direction;
Fig. 5 is the structural representation that the cover plate of the observation window of the refueling machine control desk that provides of the embodiment of the invention is translated apart from the short chain direction;
Fig. 6 is a kind of structural representation that links lock that the embodiment of the invention provides.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1 and Fig. 2, it is compared with prior art a kind of that the embodiment of the invention provides, can prevent that the staff from stepping on sky because of thinking that cover plate is closed by mistake, even drop in the pond and cause the observation window of the refueling machine control desk of injures and deaths, for this reason, the observation window of the refueling machine control desk that the embodiment of the invention provides, between viewport 2 and cover plate 1, being provided with the maximum angle that cover plate 1 is opened with respect to viewport 2 planes of living in is the coupling arrangement 3 of 60～80 degree.
Particularly, Fig. 1 and Fig. 2 have shown the observation window of the refueling machine control desk of a preferred embodiment of the present invention, comprise viewport 2 and can be covered on cover plate 1 on the viewport 2, and cover plate 1 is used with viewport 2, open cover plate 1, can observe the working condition of observing refueling machine by viewport 2.Wherein, coupling arrangement 3 between viewport 2 and the cover plate 1, after the coupling arrangement 3 of setting was opened cover plate 1, the maximum angle of opening with respect to viewport 2 planes of living in was 60～80 degree.
Particularly, in the present embodiment, viewport 2 is rectangle, and correspondingly, cover plate 1 also is a rectangle, and this cover plate 1 has square window frame, is provided with clear glass in window frame, and two broadsides of window frame are provided with respectively handle 23, so that operating personnel open cover plate 1.Viewport 2 circumferentially have a hole wall 21 that supports cover plate 1, in hole wall 21 the top be provided with support platform 22 toward control table top 4 transition positions, cover plate 1 can be pressed and is located on the support platform 22 with sealing viewport 2.
Above-mentioned coupling arrangement 3 can be chain assemblies, and chain assemblies one end is connected in hole wall 21, and the other end is arranged on the cover plate 1.After opening cover plate 1, because the length restriction of chain assemblies, the maximum angle that cover plate 1 is opened is 60～80 degree.As shown in Figure 1, when cover plate 1 sealing, chain assemblies hangs down and places in the viewport 2.As shown in Figure 2, when cover plate 2 opened to maximum angle, chain assemblies was straightened, and strode and was located between cover plate 1 and the hole wall 21.
Chain assemblies comprises reel chain 51 and short chain 52, and the two ends of long and short chain 51,52 are arranged on hole wall 21 and the cover plate 1 respectively, reel chain 51 and short chain 52 is striden be located between cover plate 1 and the hole wall 21.Wherein, reel chain 51 and short chain 52 are arranged at the two ends of window frame Width, cover plate 1 can be opened around its length direction, reel chain 51 is arranged at the open side of cover plate 1, short chain 52 is arranged at the opposite side of cover plate 1 open side, and reel chain 51 has the length that the maximum angle that cover plate 1 is opened is 60～80 degree.
Like this, when cover plate 1 is opened, length direction around short chain 52 1 sides is opened, after opening, one side window frame of cover plate 1 is supported on the support platform 22, and the opposite side of cover plate 1 opens the formation open side, and a side that supports is the opposite side of open side, because the length restriction of reel chain 51, the maximum angle that cover plate 1 is opened are 60～80 degree.As shown in Figure 2, after cover plate 1 was opened, reel chain 51 was straightened, and is inclined because after cover plate 1 opens, and needs operating personnel hold up cover plate 1, can prevent that just cover plate 1 back-pressure from returning viewport 2.After these operating personnel had held up cover plate 1, another operating personnel can operation in viewport 2.Therefore this just is equivalent to force to be provided with a guardian at viewport 2, cover plate 1 can not level be moved away outside the viewport scope, play tangible reminding effect, prevent that other people from stepping on sky because of thinking that cover plate 1 is closed by mistake, even drop in the pond and cause injures and deaths thereby reach.
Further, as preferable a kind of embodiment, the cover plate 1 of the embodiment of the invention and the maximum angle between the viewport 2 are 70 degree, be in when cover plate 1 under the opening of 70 degree, cover plate 1 promptly is supported on the support platform 22, make operating personnel buttress cover plate 1 with power slightly again, guaranteed the security of observation window.
As shown in Figure 3, the length of described short chain 52 should be the length of 60～80 degree greater than the maximum angle that cover plate 1 is opened, and cover plate 1 can freely be rotated around short chain 52 1 sides, and be not subjected to the length restriction of short chain 52.But the length of short chain 52 also needs to open the required length of operation less than cover plate 1 from short chain 52 directions, and cover plate 1 only can a side be opened, and prevents that short chain 52 is long and makes outside the cover plate 1 dislocation hole, and can't play the effect of prompting at viewport 2.
In the present embodiment, chain assemblies has two groups, and every group of chain assemblies all is provided with the both sides that short chain 52 and 51, two groups of chain assemblies of reel chain are arranged at window frame respectively, when cover plate 1 is opened, and stress equalization.As one embodiment of the present invention, obtain according to repeatedly experimental debugging, the preferred length of the reel chain 51 of chain assemblies is 550～650mm, the preferred length of short chain 52 is 350～450mm, in the present embodiment, reel chain 51 length are 600mm, and the length of short chain 52 is 400mm.
As shown in Figure 4 and Figure 5, because short chain 52 length are shorter, and reel chain 51 length are longer, because the length restriction of short chain 52, tube cover plate 1 left and right translation not, all can only move to the stretching state of inclination of short chain 52, make viewport 2 only open an osculum, operate separately thereby limited operating personnel.
In addition, chain assemblies comprises several interconnective chain links 53, and wherein at least one chain link 53 is link lock 54.As illustrated in Figures 5 and 6, an end of chain assemblies is arranged on the window frame of cover plate 1, the other end is located on the hole wall 21 by link lock 54 buttons.In order to prevent in the dismounting chain assemblies process that link lock 54 can accidentally not dropped and be dropped in the pond, will link lock 54 and be fixedly welded on the hole wall 21, and other chains of rings 53 can be fastened on link lock 54.Under situation about cover plate 1 need be opened fully, can open link lock 54, in normal operation, be fixed on the hole wall 21 by this link lock 54.Certainly, the two ends of chain assemblies all can be provided with link lock 54, make things convenient for the bidirectional operation of chain assemblies.
As shown in Figure 6, in the present embodiment, link lock 54 links lock fast for the O type, is also referred to as " Mei Longsuo ", and profile is " O " type.It has an opening 541.In opening 541 places, locking bar one end of this link lock 54 is provided with set nut 542, and the other end is provided with the screw thread 543 suitable with set nut 542.Screw nut 542 and be spun on the screw thread 543, fasten link lock 54, fixedly chain assemblies.At needs fully with cover plate 1 when viewport 2 is moved away, the set nut 542 of can outwarding winding exposes opening 541, and chain link 53 is taken out from link lock 54, to disconnect chain assemblies, so just cover plate 1 can be moved away from viewport 2 fully.
Compared with prior art, between viewport 2 and cover plate 1, be provided with coupling arrangement 3, the maximum angle that this coupling arrangement 3 makes cover plate 1 open with respect to viewport 2 planes of living in is 60～80 degree, cover plate 1 can not be opened fully like this, when opening cover plate 1 and carry out operation, must a people hand steered cover plate 1, another people just can carry out operation, therefore be equivalent to force to be provided with a guardian at viewport 2, cover plate 1 can not level be moved away outside the hole scope, that is to say, in nobody's monitoring, this cover plate 1 can only be placed on the viewport 2, plays tangible reminding effect, prevent that other people from stepping on sky because of thinking that cover plate 1 is closed by mistake thereby reach, even drop in the pond and cause injures and deaths.
Certainly; above-mentioned coupling arrangement 3 not only has only long and short chain 51,52 a kind of like this embodiments is set; so long as between viewport 2 and cover plate 1, being provided with the maximum angle that cover plate 1 is opened with respect to viewport 2 planes of living in is that 60～80 coupling arrangements of spending all belong within protection scope of the present invention.In addition; the length of above-mentioned long and short chain 51,52 also is not only the length that is limited to foregoing description; it can and be connected in viewport 2 according to window size and regulate with the position distance on the cover plate 1, all belongs within protection scope of the present invention as long as the maximum angle that cover plate 1 is opened with respect to viewport 2 planes of living in is 60～80 degree.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the observation window of a refueling machine control desk, comprise viewport and can be covered on cover plate on the described viewport, it is characterized in that being provided with the maximum angle that described cover plate is opened with respect to described viewport plane of living between described viewport and the cover plate is the coupling arrangement of 60～80 degree.
2. the observation window of refueling machine control desk as claimed in claim 1, it is characterized in that described viewport has the hole wall that supports described cover plate, described coupling arrangement is a chain assemblies, described chain assemblies one end is connected in described hole wall, and the other end is arranged on the described cover plate.
3. the observation window of refueling machine control desk as claimed in claim 2, it is characterized in that, described chain assemblies comprises that two ends are arranged at reel chain and the short chain on described hole wall and the cover plate respectively, described reel chain is arranged at the open side of described cover plate, described short chain is arranged at the opposite side of the open side of described cover plate, and described reel chain has the length that the maximum angle that described cover plate is opened is 60～80 degree.
4. the observation window of refueling machine control desk as claimed in claim 3, it is characterized in that, the length of described short chain is the length of 60～80 degree greater than the maximum angle that described cover plate is opened, and opens the required length of operation less than described cover plate from described short chain direction.
5. the observation window of refueling machine control desk as claimed in claim 4 is characterized in that, described reel chain length is 550～650mm, and the length of described short chain is 350～450mm.
6. the observation window of refueling machine control desk as claimed in claim 2, it is characterized in that, described chain assemblies comprises several interconnective chain links, wherein at least one described chain link is the link lock, described chain assemblies one end is arranged at described cover plate, and the other end is located on the described hole wall by described link snap close.
7. the observation window of refueling machine control desk as claimed in claim 6 is characterized in that, described link locking schedules on the described hole wall, and is fastened and connected with described chain link is movable.
8. the observation window of refueling machine control desk as claimed in claim 6 is characterized in that, described link lockset has an opening, and described opening part is provided with set nut.
9. the observation window of refueling machine control desk as claimed in claim 2 is characterized in that, described cover plate has window frame, and described chain assemblies has two groups, and is arranged at the both sides of described window frame respectively.
10. as the observation window of each described refueling machine control desk of claim 1-9, it is characterized in that the maximum angle between described cover plate and the viewport is 70 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102904290A CN101980340B (en) | 2010-09-25 | 2010-09-25 | Observation window for control console of refueling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102904290A CN101980340B (en) | 2010-09-25 | 2010-09-25 | Observation window for control console of refueling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101980340A true CN101980340A (en) | 2011-02-23 |
| CN101980340B CN101980340B (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102904290A Expired - Fee Related CN101980340B (en) | 2010-09-25 | 2010-09-25 | Observation window for control console of refueling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101980340B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2169653Y (en) * | 1993-06-06 | 1994-06-22 | 郭明强 | Simple anti-theft detection cover of manhole |
| CN2213755Y (en) * | 1995-02-14 | 1995-11-29 | 孙家文 | Anti-theft well cover |
| CN2740673Y (en) * | 2004-11-12 | 2005-11-16 | 刘剑虹 | Chain safety manhole cover |
| CN201258493Y (en) * | 2008-07-12 | 2009-06-17 | 江门市市政设施维修处 | Safety installation for sand drain cover |
| JP2010070936A (en) * | 2008-09-17 | 2010-04-02 | Aron Kasei Co Ltd | Lid frame of pit |
| CN201804570U (en) * | 2010-09-25 | 2011-04-20 | 中国广东核电集团有限公司 | Observation window of operating platform of reloading trolley |
-
2010
- 2010-09-25 CN CN2010102904290A patent/CN101980340B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2169653Y (en) * | 1993-06-06 | 1994-06-22 | 郭明强 | Simple anti-theft detection cover of manhole |
| CN2213755Y (en) * | 1995-02-14 | 1995-11-29 | 孙家文 | Anti-theft well cover |
| CN2740673Y (en) * | 2004-11-12 | 2005-11-16 | 刘剑虹 | Chain safety manhole cover |
| CN201258493Y (en) * | 2008-07-12 | 2009-06-17 | 江门市市政设施维修处 | Safety installation for sand drain cover |
| JP2010070936A (en) * | 2008-09-17 | 2010-04-02 | Aron Kasei Co Ltd | Lid frame of pit |
| CN201804570U (en) * | 2010-09-25 | 2011-04-20 | 中国广东核电集团有限公司 | Observation window of operating platform of reloading trolley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101980340B (en) | 2013-03-27 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GENERAL NUCLEAR GROUP CO., LTD. Free format text: FORMER NAME: CHINA GUANGDONG NUCLEAR POWER GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee after: CHINA GENERAL NUCLEAR POWER Corp. Patentee after: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: CHINA GUANGDONG NUCLEAR POWER GROUP Co.,Ltd. Patentee before: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151106 Address after: 518031 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building, 15 Floor Patentee after: LING'AO NUCLEAR POWER Co.,Ltd. Patentee after: CHINA GENERAL NUCLEAR POWER Corp. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: CHINA GENERAL NUCLEAR POWER Corp. Patentee before: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 |