CN211788204U

CN211788204U - Radiation-proof shielding box

Info

Publication number: CN211788204U
Application number: CN202020479610.5U
Authority: CN
Inventors: 张旭航; 王正; 路遥冬; 陈英
Original assignee: Beijing Nuclear Safety New Material Technology Co ltd
Current assignee: Beijing Nuclear Safety New Material Technology Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-10-27
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to a radiation protection technology field, and disclose a radiation protection shielding case, solved the radiation protection harmful radiation on the existing market mainly take and carry out regional shielding through installation stereotype, shielding curtain, etc. because what carry out is regional protection, therefore mainly be the protection of scope in the protection process, need work outside the protection scope must strictly dress protective clothing etc. protect, the relatively poor problem of radiation protection effect, it includes support and shielding plate, the support top all is connected with the shielding plate all around, the radiation protection shielding case in this novel can only be directed against the radiation to the position of staff and hang or place the shielding plate, accomplish to make into different shielding cases according to the different circumstances, furthest utilizes shielding material, has avoided the waste of material; because the crisscross setting of first gas pocket and second gas pocket, can avoid the radiation straight line to propagate, can not obstruct the circulation of air simultaneously and reach ventilation effect.

Description

Radiation-proof shielding box

Technical Field

The utility model belongs to the technical field of the radiation protection, specifically be a radiation protection shielding case.

Background

In a conventional mechanical and fluid pipeline, in order to perform measures such as heat preservation on a medium in the pipeline, an insulating material is often required to be coated outside the pipeline to reduce loss through the pipeline. For harmful radiation such as radioactivity, when fluid or gas containing radiation medium flows through the pipeline, the radiation is also required to be shielded in an isolation way in order to avoid the radiation diffusion from affecting the safety of the environment.

At present, the traditional method for preventing radioactive harmful radiation mainly adopts regional shielding by installing a cliche, a shielding curtain and the like, and the following defects are found in the actual use process: 1. due to regional protection, protection is mainly carried out through the regional protection in the protection process, and when the protection is required to work outside the protection range, protection such as protective clothing must be worn strictly; 2. in the regional protection process, because the radiation source is not subjected to fine protection, harmful radiation in the whole protection region is relatively large, and long-time work can have certain influence on people; therefore, it is desirable to design a radiation shielding box.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a radiation protection shielding box, the effectual radioactivity harmful radiation that prevents on the solution current market mainly takes to carry out regional shielding through installation stereotype, shielding curtain etc. owing to go on for regional protection, consequently mainly is the protection of scope nature in the protection process, needs work must strictly dress protective clothing etc. outside the protection range and protects, the relatively poor problem of radiation protection effect.

In order to achieve the above object, the utility model provides a following technical scheme: a radiation-proof shielding box comprises a support and a shielding plate, wherein the shielding plate is connected above and around the support, the shielding plate comprises an inner side plate, an absorption layer, a reflection layer, a shielding layer, an outer side plate, a seal and a ventilation hole, one end of the inner side plate is connected with the absorption layer, one side of the absorption layer is connected with the reflection layer, one end of the reflection layer is connected with the shielding layer, one end of the shielding layer is connected with the outer side plate, the inner side plate and the outer side plate are connected close to the edge through the seal, the ventilation hole is formed among the inner side plate, the absorption layer, the reflection layer, the shielding layer and the outer side plate, the shielding layer comprises a first wave plate, a second wave plate, a first air hole, a second air hole, a first sound absorption cotton, a second sound absorption cotton and a radiation-resistant filler, one end of the first wave plate is connected with the second wave plate, the first air hole is formed on, the outer sides of the first wavy plate and the second wavy plate are respectively connected with first sound-absorbing cotton and second sound-absorbing cotton, and anti-radiation filler is filled between the first sound-absorbing cotton and the second sound-absorbing cotton relative to the outer sides of the first wavy plate and the second wavy plate.

Preferably, the shield plate connecting ends are fixedly connected through screws.

Preferably, the first wave plate and the second wave plate are lead plates, the first wave plate and the second wave plate are symmetrically arranged, and the first wave plate and the second wave plate have wave crests and wave troughs with the same height.

Preferably, the radiation-resistant filler is a PVDF resin.

Preferably, the seal is attached to the inner and outer panels by adhesive.

Preferably, the inner side plate and the outer side plate are mainly made of activated tungsten powder and phenylene silica gel composition with certain granularity and fineness.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the novel radiation-proof shielding box can be used for hanging or placing shielding plates only at the positions irradiated to workers, so that different shielding boxes can be manufactured according to different conditions, shielding materials are utilized to the maximum extent, and material waste is avoided;

(2) according to the novel shielding plate structure formed by the inner side plate, the absorption layer, the reflection layer, the shielding layer and the outer side plate, radiation is firstly absorbed by the absorption layer, then reflected by a part, and then is subjected to multiple reflection of the first wave plate and the second wave plate in the shielding layer and blocking of the anti-radiation filler, so that the effect of radiation shielding and blocking is achieved;

(3) the cotton setting of inhaling the sound through ventilation hole, first gas pocket, second gas pocket, first sound cotton and second, the air when passing into the shielded cell, because the crisscross setting of first gas pocket and second gas pocket can avoid the radiation straight line to propagate, can not obstruct the circulation of air simultaneously and reach ventilation effect, and first sound cotton and second of inhaling inhale the sound cotton can absorb the pipeline noise and reach the effect of making an uproar of falling.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the shielding plate of the present invention;

fig. 3 is a schematic structural diagram of the shielding layer of the present invention;

in the figure: 1. a support; 2. a shielding plate; 3. an inner side plate; 4. an absorbing layer; 5. a reflective layer; 6. a shielding layer; 7. an outer panel; 8. a seal; 9. a vent hole; 10. a first wave plate; 11. a second wave plate; 12. a first air hole; 13. a second air hole; 14. a first sound absorbing cotton; 15. the second sound-absorbing cotton; 16. radiation resistant filler.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by fig. 1, fig. 2 and fig. 3, the utility model discloses a support 1 and shield plate 2, support 1 top all is connected with shield plate 2 all around, shield plate 2 includes interior plate 3, absorbed layer 4, reflection stratum 5, shielding layer 6, outer panel 7, strip of paper used for sealing 8 and ventilation hole 9, interior plate 3 one end is connected with absorbed layer 4 for absorbing radiation, absorbed layer 4 one side is connected with reflection stratum 5 for reflecting radiation, reflection stratum 5 one end is connected with shielding layer 6, further to radiation shielding, shielding layer 6 one end is connected with outer panel 7, interior plate 3 and outer panel 7 are close to the edge and are connected through strip of paper used for sealing 8, interior plate 3, absorbed layer 4, reflection stratum 5, ventilation hole 9 has all been seted up between shielding layer 6 and the outer panel 7, conveniently ventilate the box inside of constitution, shielding layer 6 includes first wave board 10, second wave board 11, First air pocket 12, the second air pocket 13, first sound cotton 14, second sound cotton 15 and the radioresistance packing 16 of inhaling, first wave board 10 one end is connected with second wave board 11, can be to the multidirectional reflection of radiation, simultaneously can the noise attenuation, first air pocket 12 has all been seted up to first wave board 10 concave surface both sides, second air pocket 13 has been seted up to second wave board 11 convex surface upper end middle part, through the crisscross setting of first air pocket 12 and second air pocket 13, avoid the radiation straight line to propagate, do not obstruct the circulation of air simultaneously, first wave board 10 and second wave board 11 outside are connected with first sound cotton 14 and the second sound cotton 15 of inhaling respectively, can weaken the noise, it has the radioresistance packing 16 to inhale the sound cotton 14 and second between the sound cotton 15 for first wave board 10 and the second wave board 11 outside packing, can increase the radioresistance effect.

Second embodiment, on the basis of first embodiment, all through screw fixed connection between the 2 link of shield plate, conveniently connect shield plate 2 into box structure as required under the connection of screw.

In the third embodiment, on the basis of the first embodiment, the first wave plate 10 and the second wave plate 11 are lead plates, the first wave plate 10 and the second wave plate 11 are symmetrically arranged, and the first wave plate 10 and the second wave plate 11 both have peaks and valleys with the same height, so that multiple reflections of radiation can be weakened, and radiation linear propagation can be avoided.

In the fourth embodiment, based on the first embodiment, the radiation-resistant filler 16 is PVDF resin, which has a better radiation-resistant effect.

In the fifth embodiment, the seal 8 is connected to the inner side plate 3 and the outer side plate 7 by an adhesive, so that the inner side plate 3 and the outer side plate 7 can be easily connected.

In the sixth embodiment, based on the first embodiment, the inner plate 3 and the outer plate 7 are mainly made of activated tungsten powder and phenylene silica gel composite with certain granularity and fineness.

The working principle is as follows: when in use, the bracket 1 is firstly sleeved on the pipeline, the upper shielding plate 2 is arranged, and then according to the position to be shielded, namely, the side shielding plate 2 is hung in the direction of the worker, after the shielding plate 2 is installed, the radiation generated by the pipeline passes through the inner side plate 3, is firstly absorbed by the absorption layer 4, is partially reflected by the reflection layer 5 after passing through the absorption layer 4, the radiation which is not reflected enters the shielding layer 6, passes through the multiple reflection of the first wave plate 10 and the second wave plate 11, and is simultaneously blocked by the anti-radiation packing 16, further, the radiation can be prevented from propagating straight, is weakened again, and finally passes through the blocking of the outer side plate 7, thereby blocking and shielding the radiation and thus providing protection, and in addition, when air is conveyed into the shielding box, due to the staggered arrangement of the second air holes 13 on the second wave plate 11 and the first air holes 12 on the first wave plate 10, the ventilation effect can be achieved while the radiation-proof effect is not hindered.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a radiation protection shielding case, includes support (1) and shield plate (2), its characterized in that: support (1) top all is connected with shield plate (2) all around, shield plate (2) include interior plate (3), absorbed layer (4), reflection stratum (5), shielding layer (6), outer panel (7), strip of paper used for sealing (8) and ventilation hole (9), interior plate (3) one end is connected with absorbed layer (4), absorbed layer (4) one side is connected with reflection stratum (5), reflection stratum (5) one end is connected with shielding layer (6), shielding layer (6) one end is connected with outer panel (7), interior plate (3) and outer panel (7) are close to the edge and pass through strip of paper used for sealing (8) and connect, interior plate (3), absorbed layer (4), reflection stratum (5), ventilation hole (9) have all been seted up between shielding layer (6) and outer panel (7), shielding layer (6) include first wave board (10), second wave board (11), first gas pocket (12), Second gas pocket (13), first inhale sound cotton (14), sound cotton (15) and antiradiation filler (16) are inhaled to the second, first wave board (10) one end is connected with second wave board (11), first gas pocket (12) have all been seted up to first wave board (10) concave surface both sides, second gas pocket (13) have been seted up to second wave board (11) convex surface upper end middle part, first wave board (10) and second wave board (11) outside are connected with first sound cotton (14) of inhaling and second sound cotton (15) respectively, it has antiradiation filler (16) to fill for first wave board (10) and second wave board (11) outside between first sound cotton (14) and the second sound cotton (15) of inhaling.

2. A radiation protective enclosure according to claim 1, wherein: the connecting ends of the shielding plates (2) are fixedly connected through screws.

3. A radiation protective enclosure according to claim 1, wherein: the first wave plate (10) and the second wave plate (11) are lead plates, the first wave plate (10) and the second wave plate (11) are symmetrically arranged, and the first wave plate (10) and the second wave plate (11) are provided with wave crests and wave troughs which are the same in height.

4. A radiation protective enclosure according to claim 1, wherein: the radiation-resistant filler (16) is PVDF resin.

5. A radiation protective enclosure according to claim 1, wherein: the seal (8) is connected with the inner side plate (3) and the outer side plate (7) through adhesives.

6. A radiation protective enclosure according to claim 1, wherein: the inner side plate (3) and the outer side plate (7) are mainly made of activated tungsten powder and phenylene silica gel composite with certain granularity and fineness.