Active neutron multiplex measurement device

Abstract

The utility model discloses an active neutron multiplex measuring device, which relates to the field of nuclear electron detection, and comprises a neutron multiplex measuring box, the bottom of the neutron multiplex measuring box is fixedly connected with a plug board, the inside of the plug board is provided with a limiting hole, the bottom of the neutron multiplex measuring box is provided with a frame plate, and the frame plate is provided with a limiting hole. The neutron multiple measurement box comprises a frame plate, an insertion groove is formed in the frame plate, a limiting rod is movably connected into the frame plate, a pulling plate is fixedly connected to one end of the limiting rod, a clamping plate is movably connected to the outer wall of the pulling plate, a clamping groove is formed in the clamping plate, and a protruding block is fixedly connected to the top of the frame plate. The inserting plate is inserted into the inserting groove, one end of the limiting rod is inserted into the limiting hole, the clamping plate is pulled to drive the protruding block to be inserted into the clamping groove, the neutron multiplex measurement box and the frame plate can be conveniently installed and connected, and the effect that the neutron multiplex measurement box is conveniently placed at the needed position according to the actual measurement requirement is achieved.

Description

Technical Field

[0001] The utility model relates to the field of nuclear electron detection, in particular to an active neutron multiplicity measuring device. Background Art

[0002] With the development of nuclear industry, there are more and more uranium and plutonium materials in the world. Preventing nuclear proliferation has become a common concern of the international community. Since uranium and plutonium materials can produce fission neutrons, the use of neutron detection technology combined with isotope abundance to conduct non-destructive analysis of them is the most commonly used method in the field of nuclear security. The current active neutron multiplicity measurement device is often placed in the laboratory, which is inconvenient to place it in the required position for use according to actual measurement needs. Therefore, an active neutron multiplicity measurement device is needed.

[0003] The existing active neutron multiplicity measuring device is inconvenient to place it at a desired position according to actual measurement requirements when in use, and it is inconvenient to adjust the placement height. Therefore, an active neutron multiplicity measuring device is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide an active neutron multiplicity measuring device to solve the problem that the existing active neutron multiplicity measuring device is inconvenient to place it at a required position according to actual measurement requirements and inconvenient to adjust the placement height.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an active neutron multiplicity measurement device, comprising a neutron multiplicity measurement box, a plug plate fixedly connected to the bottom of the neutron multiplicity measurement box, a limit hole is provided inside the plug plate, a frame plate is installed at the bottom of the neutron multiplicity measurement box, a slot is provided inside the frame plate, a limit rod is movably connected to the inside of the frame plate, a pull plate is fixedly connected to one end of the limit rod, a card plate is movably connected to the outer wall of the pull plate, a card slot is provided inside the card plate, and a protrusion is fixedly connected to the top of the frame plate.

[0006] A threaded column is installed inside the frame plate, a knob is fixedly connected to the top end of the threaded column, and a supporting foot is fixedly connected to the bottom end of the threaded column.

[0007] Preferably, the plug plate is snap-connected with the frame plate via a slot, and the limiting rod is snap-connected with the plug plate via a limiting hole.

[0008] Preferably, the limiting rod and the frame plate form a sliding structure, and the pulling plate and the clamping plate form a rotating structure.

[0009] Preferably, the card plate is engaged with the protrusion via a card slot, and the card slot is symmetrically arranged with respect to the central axis of the card plate.

[0010] Preferably, a thread groove is provided inside the frame plate, and the frame plate is threadably connected to the threaded column.

[0011] Preferably, the threaded columns are symmetrically arranged with respect to the central axis of the frame plate, and anti-slip grooves are provided at the bottom of the supporting feet.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a neutron multiplicity measurement box, a plug plate, a limiting hole, a frame plate, a slot, a limiting rod, a pull plate, a card plate, a slot and a protrusion. By moving the neutron multiplicity measurement box, inserting the plug plate into the slot, pushing the pull plate, inserting one end of the limiting rod into the limiting hole, so that the plug plate is limited, and by pulling the card plate, the card plate is turned along the pull plate, driving the protrusion to be inserted into the slot, the neutron multiplicity measurement box and the frame plate can be easily installed and connected, so that the neutron multiplicity measurement box can be moved and placed, which plays the effect of facilitating the neutron multiplicity measurement box to be placed in a desired position according to actual measurement requirements;

[0014] 2. The utility model is provided with a neutron multiplicity measurement box, a frame plate, a threaded column, a knob and a support leg. By turning the knob, the threaded column can be rotated. Since the threaded column is threadedly connected to the frame plate, the threaded column can be raised and lowered along the frame plate, driving the support leg to be raised and lowered, thereby facilitating the adjustment of the height of the neutron multiplicity measurement box. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a structural breakdown diagram of the utility model;

[0017] Figure 3 This is a three-dimensional diagram of the frame of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the threaded column of the utility model.

[0019] In the figure: 1. Neutron multiplicity measurement box; 2. Insert plate; 3. Limit hole; 4. Frame plate; 5. Slot; 6. Limit rod; 7. Pull plate; 8. Card plate; 9. Card slot; 10. Bump; 11. Threaded column; 12. Knob; 13. Support foot. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0021] The following describes an embodiment of the utility model based on its overall structure.

[0022] See also Figure 1-4 , an active neutron multiplicity measuring device, comprising a neutron multiplicity measuring box 1, a plug plate 2 is fixedly connected to the bottom of the neutron multiplicity measuring box 1, a limiting hole 3 is provided inside the plug plate 2, a frame plate 4 is installed at the bottom of the neutron multiplicity measuring box 1, a slot 5 is provided inside the frame plate 4, a limiting rod 6 is movably connected inside the frame plate 4, a pull plate 7 is fixedly connected to one end of the limiting rod 6, a card plate 8 is movably connected to the outer wall of the pull plate 7, a card plate 8 is provided inside the card plate 8, a card slot 9 is provided, a protrusion 10 is fixedly connected to the top of the frame plate 4, the plug plate 2 is snap-fitted and connected to the frame plate 4 through the slot 5, and the limiting rod 6 is snap-fitted and connected to the plug plate 2 through the limiting hole 3, the limiting rod 6 and the frame plate 4 form a sliding structure, and the pull plate 7 and the card plate 8 form a rotating structure, the card plate 8 is snap-fitted and connected to the protrusion 10 through the card slot 9, and the card slot 9 is symmetrically arranged with the central axis of the card plate 8, so that the neutron multiplicity measuring box 1 can be placed in a desired position according to actual measurement requirements.

[0023] See also Figure 1-4 An active neutron multiplicity measuring device, a threaded column 11 is installed inside a frame plate 4, a knob 12 is fixedly connected to the top of the threaded column 11, a support leg 13 is fixedly connected to the bottom of the threaded column 11, a threaded groove is provided inside the frame plate 4, and the frame plate 4 is threadedly connected to the threaded column 11, the threaded column 11 is symmetrically arranged with respect to the central axis of the frame plate 4, and anti-slip grooves are provided at the bottom of the support leg 13, so as to facilitate the adjustment of the height of the neutron multiplicity measuring box 1.

[0024] Working principle: When in use, by moving the neutron multiplicity measurement box 1, the plug plate 2 is inserted into the slot 5, and the pull plate 7 is pushed to make one end of the limit rod 6 inserted into the limit hole 3, so that the plug plate 2 is limited, and by pulling the card plate 8, the card plate 8 is turned along the pull plate 7, driving the protrusion 10 to be inserted into the card slot 9, which can facilitate the installation and connection of the neutron multiplicity measurement box 1 and the frame plate 4, so that the neutron multiplicity measurement box 1 can be moved and placed, which is convenient for placing the neutron multiplicity measurement box 1 at the desired position according to actual measurement needs. By turning the knob 12, the threaded column 11 can be rotated. Since the threaded column 11 is threadedly connected to the frame plate 4, the threaded column 11 can be raised and lowered along the frame plate 4, driving the support leg 13 to be raised and lowered, which is convenient for adjusting the height of the neutron multiplicity measurement box 1. In this way, the use process of the device is completed. The content not described in detail in this manual belongs to the existing technology known to professional and technical personnel in this field.

[0025] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An active neutron multiplicity measuring device, comprising a neutron multiplicity measuring box (1), characterized in that: The bottom of the neutron multiplicity measurement box (1) is fixedly connected with an insert plate (2), a limit hole (3) is provided inside the insert plate (2), a frame plate (4) is installed at the bottom of the neutron multiplicity measurement box (1), a slot (5) is provided inside the frame plate (4), a limit rod (6) is movably connected inside the frame plate (4), a pull plate (7) is fixedly connected to one end of the limit rod (6), a clamping plate (8) is movably connected to the outer wall of the pull plate (7), a clamping groove (9) is provided inside the clamping plate (8), and a protrusion (10) is fixedly connected to the top of the frame plate (4); A threaded column (11) is installed inside the frame plate (4), a knob (12) is fixedly connected to the top end of the threaded column (11), and a support foot (13) is fixedly connected to the bottom end of the threaded column (11).

2. The active neutron multiplicity measurement device according to claim 1, characterized in that: The plug plate (2) is snap-fitted and connected to the frame plate (4) via a slot (5), and the limiting rod (6) is snap-fitted and connected to the plug plate (2) via a limiting hole (3).

3. The active neutron multiplicity measurement device according to claim 1, characterized in that: The limiting rod (6) and the frame plate (4) form a sliding structure, and the pulling plate (7) and the clamping plate (8) form a rotating structure.

4. The active neutron multiplicity measurement device according to claim 1, characterized in that: The card plate (8) is connected to the protrusion (10) by means of a card slot (9), and the card slot (9) is symmetrically arranged with respect to the central axis of the card plate (8).

5. The active neutron multiplicity measurement device according to claim 1, characterized in that: A thread groove is provided inside the frame plate (4), and the frame plate (4) is threadably connected to the threaded column (11).

6. The active neutron multiplicity measurement device according to claim 1, characterized in that: The threaded columns (11) are symmetrically arranged with respect to the central axis of the frame plate (4), and anti-slip grooves are provided at the bottom of the supporting legs (13).

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