CN203268067U - Cask flask trolley - Google Patents
Cask flask trolley Download PDFInfo
- Publication number
- CN203268067U CN203268067U CN 201220715681 CN201220715681U CN203268067U CN 203268067 U CN203268067 U CN 203268067U CN 201220715681 CN201220715681 CN 201220715681 CN 201220715681 U CN201220715681 U CN 201220715681U CN 203268067 U CN203268067 U CN 203268067U
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- CN
- China
- Prior art keywords
- coffin
- bracing
- strutting arrangement
- antifriction
- shaft assembly
- 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.)
- Expired - Lifetime
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Abstract
The utility model belongs to the field of transportation technologies of radioactive filter elements, and in particular relates to a cask flask trolley, which aims at solving the problem of large-dosage radiation on an operator due to manual relay transportation of the radioactive filter elements. The cask flask trolley comprises a transport cart (1) and a cask flask (2), and is characterized in that the transport cart (1) is 30-40 cm wide, the cask flask (2) is fixedly arranged on the transport cart (1), and the radioactive filter elements are placed in the cask flask (2). According to the utility model, big wheels and small wheels of the transport cart are less than 40 cm wide, so that the cask flask 2 is conveniently and quickly transported in a nuclear power plant with a narrow space; owing to adopting the cask flask 2 capable of effectively shielding radioactivity, radiation on the operator can be avoided in a transport process, and the large-dosage radiation of the operator due to manual relay transportation of the radioactive filter elements can be avoided.
Description
Technical field
The utility model belongs to radioactivation filter element transportation technology field, is specifically related to a kind of coffin dolly.
Background technology
At PWR nuclear power plant, water filter can effectively be removed in aqueous medium greater than the suspended matter more than 5 microns and decay product as guaranteeing the important purification plant of a loop water quality.But water filter is after these suspended matters that dam, and these suspended matters build up on the filter cartridge of water filter inside, causes the water filter fuse dose rate that use in a loop to reach high level.
Be placed on filter element on same level for some, can adopt the manipulator crawl with pig, and be placed in barrel of cement.And for other radioactivation filter element, need to adopt the mode of artificial relay that it is transported to barrel of cement from the installation site and stores.For the filter cartridge that is used with cvcs (RCV), its PDR can reach 500mSv/h, in the transportation of RCV system water filter cartridge, especially will consider radiation proof problem.If still adopt the mode of artificial relay, will cause high dose radiation to operating personal.
Summary of the invention
The purpose of this utility model is to solve the problem that artificial relay transportation radioactivation filter element causes the operating personal high dose radiation, and a kind of shielding pig dolly is provided.
The utility model is achieved in that
A kind of shielding pig dolly comprises transport trolley and cask flask; The width of described transport trolley is 30～40cm, and cask flask is fixedly mounted on transport trolley, and the radioactivation filter element is placed on cask flask inside.
The width of transport trolley as above is 30cm, 35cm or 40cm.
Transport trolley as above comprises tourelle, bracing or strutting arrangement and handrail; The fixed mask container is fixedly mounted on bracing or strutting arrangement, and the bottom of bracing or strutting arrangement is fixedly connected on tourelle, and handrail is fixedly mounted on bracing or strutting arrangement.
Bracing or strutting arrangement as above is comprised of two metal sheets of welding, and the angle of two metal sheet formation is acute angle or right angle.
Tourelle as above comprises big wheel, trundle, the first Shaft assembly and the second Shaft assembly; The first Shaft assembly is fixedly mounted on the stage casing, bottom of the metal sheet of growing in bracing or strutting arrangement, and 2 big wheels are arranged on the first Shaft assembly, and the second Shaft assembly is fixedly mounted on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement, and trundle is installed on the second Shaft assembly; Handrail is fixedly mounted on metal sheet shorter in bracing or strutting arrangement.
The first Shaft assembly as above is fixedly mounted on the gravity vertical of metal sheet long in bracing or strutting arrangement and the cask flask that is fully loaded with, it comprises cart wheel shaft and two big wheel antifriction-bearing boxs, 2 big wheels are arranged on respectively on two big wheel antifriction-bearing boxs of the first Shaft assembly, and two big wheel antifriction-bearing boxs lay respectively at the two ends of cart wheel shaft.
High-wheeled diameter as above is 70～80cm, and the length of cart wheel shaft is 30～40cm, and the big wheel antifriction-bearing box adopts the antifriction-bearing box that is of a size of 7cm.
The second Shaft assembly as above comprises dolly wheel shaft, trundle antifriction-bearing box and connecting strap, trundle is installed on the trundle antifriction-bearing box of the second Shaft assembly, the top of connecting strap is fixedly connected on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement, the dolly wheel shaft is captiveed joint with the bottom of connecting strap, the trundle antifriction-bearing box rolls and is arranged on the dolly wheel shaft, and the trundle antifriction-bearing box adopts the antifriction-bearing box that is of a size of 3cm.
Cask flask as above comprises coffin and screening cover, and coffin is cylindric, and the bottom of coffin is fixedly connected on bracing or strutting arrangement, and the sidewall thickness of coffin is 8～10cm; Screening cover is discoid, the bottom of screening cover pass through bolt and coffin sliding block joint.
The beneficial effects of the utility model are:
The utility model adopts and the width of large trundle to be installed less than the transport trolley of 40cm, makes in the nuclear station inside of narrow space and transports quickly and easily cask flask 2; Can effectively shield radioactive cask flask 2 owing to having adopted, avoid in the process of transporting, operating personal being caused radiation, avoid artificial relay transportation radioactivation filter element to cause the operating personal high dose radiation.
Description of drawings
Fig. 1 is a kind of structural representation that shields the pig dolly of the present utility model;
In figure: 1. transport trolley, 2. cask flask, 3. tourelle, 4. big wheel, 5. trundle, 6. the first Shaft assembly, 7. the second Shaft assembly, 8. bracing or strutting arrangement, 9. handrail, 10. coffin, 11. screening covers.
The specific embodiment
As shown in Figure 1, a kind of shielding pig dolly comprises transport trolley 1 and cask flask 2.The width of transport trolley 1 is 30～40cm, as 30cm, 35cm or 40cm, is used for transporting cask flask 2 in nuclear station narrow space.Cask flask 2 is fixedly mounted on transport trolley 1.Cask flask 2 is used for interim storage of radioactive filter element.
Tourelle 3 comprises big wheel 4, trundle 5, the first Shaft assembly 6 and the second Shaft assembly 7.The first Shaft assembly 6 is fixedly mounted on the stage casing, bottom of the metal sheet of growing in bracing or strutting arrangement 8, on the gravity vertical of the cask flask 2 that is preferably placed at above-mentioned metal sheet and is fully loaded with, it comprises cart wheel shaft and two big wheel antifriction-bearing boxs, and two big wheel antifriction-bearing boxs lay respectively at the two ends of cart wheel shaft.2 big wheels 4 are arranged on respectively on two big wheel antifriction-bearing boxs of the first Shaft assembly 6, and high-wheeled diameter is 70～80cm, as 70cm, 75cm or 80cm, by adopting the big wheel of large-size, make transport trolley push laborsaving, easily break the barriers.The length of cart wheel shaft is 30～40cm, and as 30cm, 35cm or 40cm, the big wheel antifriction-bearing box adopts the antifriction-bearing box that is of a size of 7cm.The second Shaft assembly 7 is fixedly mounted on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement 8, it comprises dolly wheel shaft, trundle antifriction-bearing box and connecting strap, the top of connecting strap is fixedly connected on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement 8, the dolly wheel shaft is captiveed joint with the bottom of connecting strap, the trundle antifriction-bearing box rolls and is arranged on the dolly wheel shaft, and the trundle antifriction-bearing box adopts the antifriction-bearing box that is of a size of 3cm.Trundle 5 is installed on the trundle antifriction-bearing box of the second Shaft assembly 7, plays the effect of assisted diversion.
Handrail 9 is fixedly mounted on metal sheet shorter in bracing or strutting arrangement 8, is used for operating personal and helps.
During work, the coffin dolly is pushed to radioactivation filter element position, screening cover 11 is opened, the radioactivation filter element is put into coffin 10, and with screening cover 11 sealings, then the coffin dolly is pushed to radioactivation filter element memory plint, puts it into barrel of cement, can complete the transportation of radioactivation filter element.
The utility model adopts and the width of large trundle to be installed less than the transport trolley of 40cm, makes in the nuclear station inside of narrow space and transports quickly and easily cask flask 2; Can effectively shield radioactive cask flask 2 owing to having adopted, avoid in the process of transporting, operating personal being caused radiation, avoid artificial relay transportation radioactivation filter element to cause the operating personal high dose radiation.
Claims (9)
1. a coffin dolly, comprise transport trolley (1) and cask flask (2); It is characterized in that: the width of described transport trolley (1) is 30 ~ 40cm, and cask flask (2) is fixedly mounted on transport trolley (1), and the radioactivation filter element is placed on cask flask (2) inside.
2. a kind of coffin dolly according to claim 1, it is characterized in that: the width of described transport trolley (1) is 30cm, 35cm or 40cm.
3. a kind of coffin dolly according to claim 1, it is characterized in that: described transport trolley (1) comprises tourelle (3), bracing or strutting arrangement (8) and handrail (9); Fixed mask container (2) is fixedly mounted on bracing or strutting arrangement (8), and the bottom of bracing or strutting arrangement (8) is fixedly connected on tourelle (3), and handrail (9) is fixedly mounted on bracing or strutting arrangement (8).
4. a kind of coffin dolly according to claim 3 is characterized in that: described bracing or strutting arrangement (8) is comprised of two metal sheets of welding, and the angle that two metal sheets form is acute angle or right angle.
5. a kind of coffin dolly according to claim 3, it is characterized in that: described tourelle (3) comprises big wheel (4), trundle (5), the first Shaft assembly (6) and the second Shaft assembly (7); The first Shaft assembly (6) is fixedly mounted on the stage casing, bottom of the metal sheet of growing in bracing or strutting arrangement (8), 2 big wheels (4) are arranged on the first Shaft assembly (6), the second Shaft assembly (7) is fixedly mounted on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement (8), and trundle (5) is installed on the second Shaft assembly (7); Handrail (9) is fixedly mounted on metal sheet shorter in bracing or strutting arrangement (8).
6. a kind of coffin dolly according to claim 5, it is characterized in that: described the first Shaft assembly (6) is fixedly mounted on the gravity vertical of metal sheet long in bracing or strutting arrangement (8) and the cask flask (2) that is fully loaded with, it comprises cart wheel shaft and two big wheel antifriction-bearing boxs, 2 big wheels (4) are arranged on respectively on two big wheel antifriction-bearing boxs of the first Shaft assembly (6), and two big wheel antifriction-bearing boxs lay respectively at the two ends of cart wheel shaft.
7. according to claim 5 or 6 described a kind of coffin dollies, it is characterized in that: the diameter of described big wheel (4) is 70 ~ 80cm, and the length of cart wheel shaft is 30 ~ 40cm, and the big wheel antifriction-bearing box adopts the antifriction-bearing box that is of a size of 7cm.
8. a kind of coffin dolly according to claim 5, it is characterized in that: described the second Shaft assembly (7) comprises dolly wheel shaft, trundle antifriction-bearing box and connecting strap, trundle (5) is installed on the trundle antifriction-bearing box of the second Shaft assembly (7), the top of connecting strap is fixedly connected on the stage casing, bottom of metal sheet shorter in bracing or strutting arrangement (8), the dolly wheel shaft is captiveed joint with the bottom of connecting strap, the trundle antifriction-bearing box rolls and is arranged on the dolly wheel shaft, and the trundle antifriction-bearing box adopts the antifriction-bearing box that is of a size of 3cm.
9. a kind of coffin dolly according to claim 1, it is characterized in that: described cask flask (2) comprises coffin (10) and screening cover (11), coffin (10) is cylindric, the bottom of coffin (10) is fixedly connected on bracing or strutting arrangement (8), and the sidewall thickness of coffin (10) is 8 ~ 10cm; Screening cover (11) is discoid, the bottom of screening cover (11) pass through bolt and coffin (10) sliding block joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715681 CN203268067U (en) | 2012-12-21 | 2012-12-21 | Cask flask trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715681 CN203268067U (en) | 2012-12-21 | 2012-12-21 | Cask flask trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203268067U true CN203268067U (en) | 2013-11-06 |
Family
ID=49498529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220715681 Expired - Lifetime CN203268067U (en) | 2012-12-21 | 2012-12-21 | Cask flask trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203268067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976806A (en) * | 2020-07-31 | 2020-11-24 | 中核核电运行管理有限公司 | Cobalt source goes out to pile with shielding container support location rack conveyer |
-
2012
- 2012-12-21 CN CN 201220715681 patent/CN203268067U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976806A (en) * | 2020-07-31 | 2020-11-24 | 中核核电运行管理有限公司 | Cobalt source goes out to pile with shielding container support location rack conveyer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |