BNCT target storage shielding container

Abstract

The utility model discloses a BNCT target body storage shielding container which comprises a lead box, and a U-shaped supporting connecting structure is arranged on the outer side of the lead box. The shielding door is arranged on the lead box, and the end part of the shielding door is provided with a support lug spliced with the U-shaped support connecting structure; the butt joint mechanism comprises a first butt joint part arranged on the outer side surface of the shielding door, a second butt joint part arranged on the outer side surface of the lead box, an insertion block arranged at the bottom of the first butt joint part, a groove formed in the side surface of the insertion block, a spring arranged at the bottom of the groove, and a clamping block arranged at one end of the spring; the inserting groove is formed in the top of the second butt joint part and used for allowing the inserting block to be inserted, the fastening block is installed on the inner side face of the inserting groove, and the clamping groove is formed in the fastening block and connected with the clamping block in a clamped mode. The butt joint mechanism has the advantages that through the designed butt joint mechanism, accurate butt joint and splicing of the shielding door and the lead box are achieved, and the splicing efficiency of the shielding door and the lead box is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of shielding container, specifically relates to a BNCT target body storage shielding container. BACKGROUND

[0002] In the implementation process of BNCT technology, the role of target body is crucial, and the target body is usually a material containing lithium or beryllium elements, which is bombarded by a proton accelerator to generate neutron beams. These neutron beams are the key component in BNCT treatment, which reacts with boron isotopes in tumor cells to release high-energy rays, thereby killing tumor cells.

[0003] However, the target body may be disturbed by the external environment during storage and transportation, such as neutron beam leakage, radiation pollution, etc. Therefore, it is particularly important to design a safe and efficient BNCT target body storage shielding container.

[0004] The utility model discloses a kind of remote maintenance systems applied to BNCT target body replacement, and the patent discloses shielding container including shielding door of top and lead box of bottom, lead box middle cavity is the storage area of radioactive substance, i.e. target body structure is placed in lead box, and the radiation brought by target sheet is isolated by shielding door;The shielding door and lead box are matched by slope, and the moving route between the shielding door and bottom lead box is set as a labyrinth structure, which ensures the smooth opening and closing of the shielding door, and ensures the airtightness of the shielding door and lead box after the target body structure is placed. The two sides of the shielding door are provided with lugs, and through holes are formed in the lugs. The lug is convenient to cooperate with the two sides of the U-shaped support connecting structure of the load transport system, and the patent has the following problems:

[0005] When the shielding door and the lead box are spliced, it often needs to be adjusted several times to realize precise docking. After docking, it cannot be quickly reinforced, which affects the splicing efficiency. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a BNCT target body storage shielding container, which can realize the quick splicing of the shielding door and the lead box.

[0007] To achieve the above object, the utility model provides the following technical scheme: a BNCT target body storage shielding container, comprising

[0008] Lead box, the outer side of the lead box is provided with a U-shaped support connecting structure;

[0009] Shielding door, the shielding door is arranged on the lead box, and the end of the shielding door is provided with a lug spliced with the U-shaped support connecting structure;

[0010] The docking mechanism comprises a first docking part arranged on the outer side of the shielding door, a second docking part arranged on the outer side of the lead box, an insertion block arranged on the bottom of the first docking part, a groove arranged on the side surface of the insertion block, a spring arranged on the bottom of the groove, a clamping block arranged on one end of the spring, an insertion slot arranged on the top of the second docking part for the insertion of the insertion block, a fastening block arranged on the inner side of the insertion slot, and a clamping groove arranged on the fastening block and matched with the clamping block.

[0011] Preferably, the insertion block and the first docking part are in an integrated structure, and the fastening block is in a square structure.

[0012] Preferably, the shielding door further comprises a baffle symmetrically arranged on the slot opening, and the baffle can abut on the insertion block.

[0013] Preferably, the baffle is in a trapezoidal structure, and the short side of the baffle abuts on the insertion block.

[0014] Preferably, the shielding door further comprises a connecting pin for fixing the supporting lug and the U-shaped supporting connection structure, and the supporting lug and the U-shaped supporting connection structure are provided with a guide component.

[0015] Preferably, the guide component comprises a guide column arranged on the bottom of the supporting lug and a guide groove arranged on the top of the U-shaped supporting connection structure and matched with the guide column.

[0016] Preferably, the top of the shielding door is provided with a handle, and the handle is in a U-shaped structure.

[0017] Compared with the prior art, the shielding door has the following beneficial effects:

[0018] The docking mechanism can realize the accurate docking and splicing of the shielding door and the lead box, and improve the splicing efficiency of the shielding door and the lead box. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a first docking part and a second docking part splicing structure schematic diagram of the utility model;

[0021] Figure 3 It is a Figure 2 H area enlarged structure schematic diagram in the utility model;

[0022] Figure 4 It is a supporting lug and a U-shaped supporting connection structure splicing local structure schematic diagram of the utility model;

[0023] In the figure: 1, lead box; 2, shielding door; 21, handle; 3, lug; 31, guide column; 4, connecting pin; 5, U-shaped support connecting structure; 51, guide groove; 6, first butt joint part; 61, plug block; 610, groove; 7, second butt joint part; 71, insertion slot; 710, fastening block; 7101, clamping groove; 711, baffle; 81, spring; 810, clamping block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Embodiment 1

[0026] Please refer to Figures 1-3 As the first embodiment of the utility model, the embodiment provides a BNCT target body storage shielding container, comprising

[0027] The lead box 1 is provided with the U-shaped support connecting structure 5 on the outer side, so that the U-shaped support connecting structure 5 is additionally provided;

[0028] The shielding door 2 is arranged on the lead box 1, and the middle cavity of the lead box 1 is a storage area of radioactive substances, that is, the target body structure is placed in the lead box 1, the radiation caused by the target sheet is isolated through the shielding door 2, and the end of the shielding door 2 is provided with the lug 3 spliced with the U-shaped support connecting structure 5, the two side lugs 3 can be respectively supported by the two sides of the U-shaped support connecting structure 5, and the shielding container is surrounded in the inner side of the U-shaped support connecting structure 5;

[0029] The docking mechanism comprises a first docking part 6 arranged on the outer side of the shielding door 2, a second docking part 7 arranged on the outer side of the lead box 1, an insertion block 61 arranged on the bottom of the first docking part 6, a groove 610 arranged on the side surface of the insertion block 61, a spring 81 arranged on the groove bottom of the groove 610, a clamping block 810 arranged on one end of the spring 81, a fastening block 710 arranged on the inner side of the insertion slot 71, and a clamping groove 7101 arranged on the fastening block 710 and connected with the clamping block 810, so that the insertion block 61 inserted into the insertion slot 71 is reinforced, the first docking part 6 and the second docking part 7 are quickly spliced, and the splicing efficiency of the shielding door 2 and the lead box 1 is improved.

[0030] In the embodiment, preferably, the insertion block 61 and the first docking part 6 are in an integrated structure, the fastening block 710 is in a square structure, and the strength of the insertion block 61 and the first docking part 6 is improved.

[0031] In the embodiment, preferably, the shielding door 2 further comprises a blocking piece 711 symmetrically arranged on the slot opening of the insertion slot 71, the blocking piece 711 is arranged on the insertion block 61, and the insertion block 61 inserted into the insertion slot 71 is reinforced.

[0032] In the embodiment, preferably, the blocking piece 711 is in a trapezoidal structure, the short side of the blocking piece 711 is arranged on the insertion block 61, and the insertion block 61 is conveniently inserted into the insertion slot 71.

[0033] In the embodiment, preferably, the shielding door 2 further comprises a connecting pin 4 for fixing the supporting lug 3 and the U-shaped supporting connection structure 5, and the supporting lug 3 and the U-shaped supporting connection structure 5 are stably spliced.

[0034] In the embodiment, preferably, the top of the shielding door 2 is provided with a handle 21, the handle 21 is in a U-shaped structure, and the U-shaped handle 21 improves the convenience of taking down the shielding door 2.

[0035] Embodiment 2

[0036] Please refer to Figures 1-4 The second embodiment of the utility model is based on the previous embodiment, and the difference is that:

[0037] The guide part is arranged on the lug 3 and the U-shaped support connecting structure 5, the guide part comprises a guide column 31 arranged at the bottom of the lug 3, the guide column 31 is additionally arranged, a guide groove 51 is arranged at the top of the U-shaped support connecting structure 5 and matched with the guide column 31, the guide column 31 and the guide groove 51 are matched, the guide during splicing of the lug 3 and the U-shaped support connecting structure 5 is increased, and the lug 3 and the U-shaped support connecting structure 5 are more convenient to fix through the connecting pin 4.

[0038] It should be noted that the specific structure and working principle of the shielding door 2, the lead box 1 and the U-shaped support connecting structure 5 in the application have been disclosed in a kind of remote maintenance system applied to BNCT target replacement with publication number CN212364841U.

[0039] The working principle and use process of the utility model are as follows: when used, the target structure is placed in the lead box 1, the shielding door 2 is attached to the lead box 1, the plug-in block 61 is inserted into the insertion slot 71 along the baffle 711, the plug-in block 61 is extruded and clamped when inserted, the clamping block 810 is compressed after being extruded, the spring 81 is compressed, the spring 81 is reset after being compressed, the clamping block 810 is clamped in the clamping groove 7101, the precise butt joint and splicing of the shielding door 2 and the lead box 1 are realized, and the efficiency of splicing of the shielding door 2 and the lead box 1 is improved.

[0040] Although the embodiments of the utility model have been shown and described, and the detailed description is described above, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A BNCT target body storage shielded container, characterized by: The application relates to a lead box (1) provided with a U-shaped support connecting structure (5) on the outer side of the lead box (1). A shielding door (2) is arranged on the lead box (1), and the end of the shielding door (2) is provided with a supporting lug (3) spliced with the U-shaped support connecting structure (5). A docking mechanism comprises a first docking part (6) arranged on the outer side of the shielding door (2), a second docking part (7) arranged on the outer side of the lead box (1), an insertion block (61) arranged at the bottom of the first docking part (6), a groove (610) opened in the side surface of the insertion block (61), a spring (81) arranged at the groove bottom of the groove (610), a clamping block (810) arranged at one end of the spring (81), an insertion slot (71) opened at the top of the second docking part (7) for the insertion of the insertion block (61), a fastening block (710) mounted on the inner side of the insertion slot (71), and a clamping groove (7101) opened on the fastening block (710) and matched with the clamping block (810). The insertion block (61) and the first docking part (6) are in an integrated structure, and the fastening block (710) is in a square structure.

2. The BNCT target storage shielded container of claim 1, wherein: A baffle (711) is symmetrically arranged at the slot opening of the insertion slot (71), and the baffle (711) can abut against the insertion block (61).

3. The BNCT target storage shielded container of claim 1, wherein: The baffle (711) is in a trapezoidal structure, and the short side of the baffle (711) abuts against the insertion block (61).

4. The BNCT target storage shielded container of claim 3, wherein: A connecting pin (4) is further arranged for fixing the supporting lug (3) and the U-shaped support connecting structure (5), and a guide component is arranged on the supporting lug (3) and the U-shaped support connecting structure (5).

5. The BNCT target storage shielded container of claim 1, wherein: The guide component comprises a guide column (31) arranged at the bottom of the supporting lug (3) and a guide groove (51) opened at the top of the U-shaped support connecting structure (5) and matched with the guide column (31).

6. The BNCT target storage shielded container of claim 5, wherein: A handle (21) is mounted at the top of the shielding door (2), and the handle (21) is in a U-shaped structure.

7. The BNCT target storage shielded container of claim 1, wherein: ​

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