CN211294644U

CN211294644U - Shielding wall

Info

Publication number: CN211294644U
Application number: CN201920046141.5U
Authority: CN
Inventors: 郑俊彦
Original assignee: Wuxi Zhonghe Electric Equipment Co ltd
Current assignee: Wuxi Zhonghe Electric Equipment Co ltd
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2020-08-18
Anticipated expiration: 2029-01-11

Abstract

The utility model discloses a shielding wall aims at providing a shielding wall that can change protection intensity, and its technical scheme main points are, which comprises a housin, the casing bottom is equipped with slider, still be equipped with shield assembly on the casing, shield assembly including be located the casing with the bracing piece that the casing formed, be located the horizontal pole that is connected with the bracing piece in the middle of the casing, be located the casing and the recess that the bracing piece outer wall was equipped with, be located the recess concrete protection piece that the card goes into, be located the barium cement board that is equipped with between the bracing piece and be located between the lead baffle.

Description

Shielding wall

Technical Field

The utility model relates to a radiation protection equipment field, concretely relates to shielding wall.

Background

The radiation intensity can be weakened when the radiation penetrates through a substance, the shielding substance with a certain thickness can weaken the intensity of the radiation, and a shielding substance (shielding material) with enough thickness is arranged between a radiation source and a human body, so that the radiation level can be reduced, the dose applied to the work of people is reduced below the maximum allowable dose, the personal safety is ensured, and the protection purpose is achieved. The key point of shielding protection is that a shielding material capable of effectively absorbing rays is arranged between a ray source and a human body.

At present, a Chinese patent with publication number CN108766608A discloses an SC fractal structure of a shielding wall of a nuclear power station, which comprises a horizontal connection area, a vertical connection area, 2-7 layers of non-closed areas, 8-17 layers of full circle areas and 18-19 layers of air inlet areas of an SC structure module, which are fractal again to form a new combined module; 6 submodules of the horizontal connection region of the 1 st layer are fractal again, every 2 adjacent submodules form a combined module after the fractal, and the horizontal connection region of the 1 st layer after the fractal is 3 combined modules in total; 9 sub-modules of the 7 th layer of horizontal connection area are fractal again, and 4 combined modules are formed by the same shape, wherein 1 combined module is composed of 3 adjacent sub-modules, the other 3 combined modules are composed of 2 adjacent sub-modules, and the 7 th layer of horizontal connection area is 4 combined modules in total.

Although the SC fractal structure of the shielding wall of the nuclear power station can effectively reduce the lifting times of the SC structure, shorten the construction period of a field critical path, reduce the field overhead work amount and ensure the construction precision and the field of the SC structure, the surrounding environment has larger radiation dose when the nuclear island part is overhauled, and radiation protection is required according to the radiation dose, the space and the like.

Disclosure of Invention

The utility model aims at providing a shielding wall, it has can be effectual according to the radiation dose size in maintenance place to protect its advantage that is applicable to different radiation dose places of effectual assurance.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a shielding wall, includes the casing, the casing bottom is equipped with slider, still be equipped with shield assembly on the casing, shield assembly is including the bracing piece that is located the casing and forms the clearance with the casing, be located horizontal pole between casing and the bracing piece, be located the recess that casing and bracing piece outer wall were equipped with, be located the concrete protection piece that the recess card is gone into, be located the lead baffle that is equipped with between the bracing piece and be located the barium cement board between the lead baffle.

Through adopting above-mentioned technical scheme, the casing that is equipped with can effectual regulation protection thickness under the effect of bracing piece, can dismantle the concrete protection piece on surface simultaneously, the degree of difficulty of the condition such as effectual reduction transportation can fix the concrete protection piece on the surface of casing when needs use simultaneously, and according to the condition of radiation dose of reality, can whether the barium cement board will be put into in effectual adjustment to guarantee whole protecting effect.

Further setting: the lead partition board is characterized in that two sides of the lead partition board are also provided with edges, sliding grooves are formed in the edges, and sliding blocks used for being clamped into the sliding grooves are arranged on two sides of the barium cement board.

Through adopting above-mentioned technical scheme, the edgewise that is equipped with can be effectual make the barium cement board insert the spout to increase holistic protective capacities and protection thickness.

Further setting: the sliding device comprises a base arranged at the bottom of the shell, a clamping groove arranged at the bottom of the base and universal wheels arranged in the clamping groove.

Through adopting above-mentioned technical scheme, the slider that is equipped with can effectually promote whole motion to guarantee that holistic transportation is convenient, the effectual reduction removes the degree of difficulty.

Further setting: and two sides of the base are also provided with protective plates perpendicular to the base.

Through adopting above-mentioned technical scheme, the perpendicular guard plate that is equipped with can effectual reduction radiation be transmitted from the bottom, the holistic protective effect of effectual increase.

Further setting: and hanging rings are further arranged on two sides of the top end of the shell.

Through adopting above-mentioned technical scheme, the rings that are equipped with can effectually hoist the casing to make things convenient for whole installation and transportation.

Further setting: the outer wall of the shell is also provided with a supporting block, and the bottom of the supporting block is fixedly connected with the base.

Through adopting above-mentioned technical scheme, the supporting shoe that is equipped with can effectual promotion holistic intensity, reduces the appearance that the condition such as collapse, damage appear.

To sum up, the utility model discloses following beneficial effect has: can effectually use the shielding wall under the environment of difference, select protection thickness simultaneously according to the size of radiant quantity to make things convenient for the circumstances such as holistic transportation removal, effectual increase personnel's maintenance safety.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of a shield wall;

fig. 2 is another angle structure diagram of the whole shielding wall.

In the figure, 1, a housing; 2. a sliding device; 21. a base; 22. a card slot; 23. a universal wheel; 3. a shielding device; 31. a support bar; 32. a cross bar; 33. a groove; 34. a concrete protection block; 35. a lead separator; 36. a barium cement board; 4. an edge; 5. a chute; 6. a slider; 7. a protection plate; 8. a hoisting ring; 9. and (7) a supporting block.

Detailed Description

The following describes the embodiments of the present invention with reference to the accompanying drawings.

The utility model adopts the technical proposal that:

a shielding wall comprises a shell 1, a sliding device 2 is arranged at the bottom of the shell 1, the sliding device 2 comprises a base 21 arranged at the bottom of the shell 1, a clamping groove 22 is arranged at the bottom of the base 21, universal wheels 23 are fixedly connected in the clamping groove 22, a shielding device 3 is further arranged on the shell 1, the shielding device 3 comprises a supporting rod 31 arranged in the shell 1 and forming a gap with the shell 1, a cross rod 32 connected with the supporting rod 31 in the middle of the shell 1, grooves 33 are further formed in the outer walls of the shell 1 and the supporting rod 31 respectively, concrete protection blocks 34 can be clamped in the grooves 33, lead partition plates 35 are arranged between the supporting rods 31, and barium cement plates 36 can be inserted between the lead partition plates 35.

The two sides of the lead partition 35 are also provided with edges 4, the edges 4 are provided with sliding grooves 5, the two sides of the barium cement board 36 are provided with sliding blocks 6 used for being clamped into the sliding grooves 5, and whether the barium cement board 36 needs to be inserted or not can be selected according to different surrounding conditions to improve the protection strength. And the two sides of the base 21 are also provided with the protection plates 7 vertical to the base 21, so that a gap between the lower part of the base 21 and the ground is effectively blocked, and the safety of maintenance personnel is effectively protected. Both sides of the top end of the shell 1 are also provided with hanging rings 8, and the hanging rings 8 can effectively lift and transport the whole body. The outer wall of the shell 1 is also provided with a supporting block 9 fixedly connected with the bottom and the base 21, so that the support can be effectively provided, and the overall use safety is ensured.

The main working principle is as follows: when the nuclear island part needs to be repaired, radiation exists around the nuclear island part, in order to protect the safety of maintenance personnel, the movable shielding wall is used for blocking, so that the maintenance is convenient for the operation personnel, and the base 21 can conveniently move the whole nuclear island part due to the fact that the universal wheels 23 are arranged at the bottom of the base in the maintenance process. And can increase the protection intensity through adding barium cement board 36 to casing 1 inside when confirming the radiant quantity on every side, thereby simultaneously because concrete protection piece 34 can dismantle the effectual degree of difficulty that reduces the transportation, can assemble it when needs use, and can effectually dismantle when need not using to be convenient for place, reduce occupation space and reduce the transportation degree of difficulty.

The above is the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the simple modifications, equivalent changes and modifications made by the technical entity of the present invention to the above embodiments all belong to the scope of the technical solution of the present invention.

Claims

1. The utility model provides a shield wall, includes casing (1), casing (1) bottom is equipped with slider (2), its characterized in that: still be equipped with shield assembly (3) on casing (1), shield assembly (3) including be located casing (1) in with casing (1) formation clearance bracing piece (31), be located horizontal pole (32) of being connected between casing (1) and bracing piece (31), be located recess (33) that casing (1) and bracing piece (31) outer wall were equipped with, be located concrete protection piece (34) that recess (33) interior card was gone into, be located lead baffle (35) that are equipped with between bracing piece (31) and be located barium cement board (36) between lead baffle (35).

2. A shield wall according to claim 1, wherein: lead baffle (35) both sides still are equipped with edgewise (4), be equipped with spout (5) on edgewise (4), barium cement board (36) both sides are equipped with slider (6) that are used for the card to go into spout (5).

3. A shield wall according to claim 2, wherein: the sliding device (2) comprises a base (21) arranged at the bottom of the shell (1), a clamping groove (22) arranged at the bottom of the base (21) and universal wheels (23) arranged in the clamping groove (22).

4. A shield wall according to claim 3, wherein: and two sides of the base (21) are also provided with protective plates (7) which are vertical to the base (21).

5. A shielding wall according to claim 4, wherein: and hanging rings (8) are further arranged on two sides of the top end of the shell (1).

6. A shielding wall according to claim 5, wherein: the outer wall of the shell (1) is also provided with a supporting block (9) the bottom of which is fixedly connected with the base (21).