Collecting and storing device for nuclear fuel power generation rod assembly

By designing a nuclear fuel stick collection and storage device that contains the main control box, the cross skate control box, the component transfer tool and the nut transfer tool, it solves the problem of crowding and demolition difficulties of nuclear fuel rods, and achieves efficient fuel stick collection and collection of fuel rods. Storage has improved the efficiency of space utilization, and has the function of overloading and arrears of warning and protection.

CN222421376UActive Publication Date: 2025-01-28WUHAN JIUXIN AUTOMATIC CONTROL EQUIP SOFTWARE DEV CO LTD
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Patent Information

Application Number
CN202323525941.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-25
Publication Date
2025-01-28
Estimated Expiration
2033-12-25

AI Technical Summary

Technical Problem

The prior art cannot effectively solve the problem of stacking nuclear fuel rods, and there is a lack of relevant devices to remove nuclear fuel rods and nuts, resulting in congestion in stacking of fuel rods and low space utilization efficiency.

Method used

The collection and storage device of the nuclear fuel power generation rod component is designed, including the main control box, the cross skate control box, the component transfer tool wiring box, the component transfer tool, the cross skate, the transfer tool control panel, the nut transfer tool control box and the nuts of the nut Narut transfer tool. Through the coordinated work of these components, the automated intelligent collection and storage of nuclear fuel rods are realized.

Benefits of technology

The efficient collection and storage of nuclear fuel rods has been achieved, the space utilization efficiency of the fuel rod is improved, the fuel rod is avoided by the problem of crowded the fuel rod, and it has the function of overloading and arrears of warning and protection of the component transfer process.

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Abstract

The utility model discloses a nuclear fuel power generation rod assembly collecting and storing device which is characterized in that a main control box (1) is connected with a cross-shaped sliding table control box (2) through a cable and an air pipe, and the cross-shaped sliding table control box (2) is connected with an element transfer tool junction box (3) through a cable and an air pipe; the component transfer tool junction box (3) is connected with the component transfer tool (4) through a cable and an air pipe, the cross-shaped sliding table control box (2) is connected with the cross-shaped sliding table (5) through a cable, and the cross-shaped sliding table control box (2) is connected with the transfer tool control panel (6) through a cable. The device overcomes the defect that in the prior art, an existing device does not have related devices for removing the nuclear fuel rod and the nuclear fuel rod nut, and has the advantages that the transfer tool is provided with a force sensor on the water and the force sensor under the water respectively, so that the transfer tool has overload and underload early warning protection functions in the element transfer process.
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Description

Technical Field

[0001] The utility model relates to the technical field of nuclear fuel power generation rods, and more specifically to a nuclear fuel power generation rod assembly collection and storage device. Background Art

[0002] Nuclear fuel rods are mainly made of low-enriched uranium in the form of uranium dioxide ceramic core blocks sintered from uranium mixture powder.

[0003] Nuclear fuel pools are used to stack nuclear fuel power rods. As the use of nuclear fuel power rods increases, more and more fuel rods are stacked in the nuclear fuel pools, eventually reaching a crowded state. However, due to the limited number of pools, there is an urgent need for a device to split and integrate the nuclear fuel rods, so as to utilize the limited space in the nuclear fuel pool to store more fuel rods.

[0004] The nuclear fuel rods are usually equipped with matching nuts and rod bodies which are difficult to remove, and the existing devices do not solve the problem of stacking the nuclear fuel rods.

[0005] The existing device also does not have the relevant device for removing the nuclear fuel rod and the nuclear fuel rod nut.

[0006] Therefore, a device is urgently needed to solve the above problems. Summary of the invention

[0007] The purpose of the utility model is to overcome the shortcomings of the above-mentioned background technology and to provide a nuclear fuel power rod assembly collection and storage device.

[0008] The purpose of the utility model is implemented through the following technical scheme: a nuclear fuel power rod assembly collection and storage device, which includes a main control box, a cross slide control box, a component transfer tool junction box, a component transfer tool, a cross slide, a transfer tool control panel, a nut transfer tool control box and a nut transfer tool,

[0009] The main control box is connected to the cross slide control box through cables and air pipes, the cross slide control box is connected to the component transfer tool junction box through cables and air pipes, and the component transfer tool junction box is connected to the component transfer tool through cables and air pipes.

[0010] The cross slide control box is connected to the cross slide through a cable, the cross slide control box is connected to the transfer tool control panel through a cable, the main control box is connected to the nut transfer tool control box through a cable, and the nut transfer tool control box is connected to the nut transfer tool through a cable.

[0011] In the above technical solution: the main control box includes an industrial control all-in-one machine, a mouse and keyboard, a push rod button, a second PLC controller, and a tilt wireless receiver, and the industrial control all-in-one machine, the mouse and keyboard, the push rod button, the second PLC controller and the tilt wireless receiver are connected by wires.

[0012] In the above technical solution: the cross slide control box includes a switching power supply, a first PLC controller, an IO module and an analog module,

[0013] The switching power supply, the first PLC controller, the IO module and the analog quantity module are connected through wires.

[0014] In the above technical solution: the component transfer tool junction box includes a first force sensor amplifier, a second force sensor amplifier and a solenoid valve, and the first force sensor amplifier, the second force sensor amplifier and the solenoid valve are connected by wires.

[0015] In the above technical solution: the component transfer tool includes a lifting motor, a force sensor, an induction switch, a clamping cylinder, and a rotating cylinder, and the lifting motor, the force sensor, the induction switch, the clamping cylinder and the rotating cylinder are connected by wires.

[0016] In the above technical solution: the cross slide comprises an X-axis motor, a Y-axis motor and a Z-axis motor, and the X-axis motor, the Y-axis motor and the Z-axis motor are connected by electric wires.

[0017] In the above technical solution: the transfer tool control panel includes buttons and a display screen, and the buttons are installed on the display screen.

[0018] In the above technical solution: the nut transfer tool control box includes a speed regulator, a DC power supply, a start switch and a speed regulating button, the start switch and the speed regulating button are both installed on the speed regulator, and the speed regulator is connected to the DC power supply through wires.

[0019] In the above technical solution: the nut transfer tool includes a micro motor and a centrifugal pump, and the micro motor and the centrifugal pump are connected by electric wires.

[0020] In the above technical solution: the first force sensor amplifier and the second force sensor amplifier are respectively an above-water force sensor amplifier and an underwater force sensor amplifier, and the micro motor and the centrifugal pump are both underwater micro motors and underwater centrifugal pumps.

[0021] The utility model has the following advantages: the utility model mainly comprises three parts: a cross slide, a component transfer tool and a nut transfer tool; the movement of the cross slide carrying the component transfer tool is the basis for realizing the automation and intelligence of component transfer, and it is driven by three servo motors to realize the forward, backward, left, right, up and down movement control of the mobile platform, and at the same time, the speed can be displayed and adjusted in real time during the movement process.

[0022] 2. The component transfer tool in the utility model is controlled by a servo motor to lift and lower, and the movement accuracy can reach millimeter level; the end air claw is controlled by a cylinder with a center-sealed solenoid valve, which can maintain the clamping state even in the event of accidental air and power outages. The transfer tool is equipped with a force sensor above and below the water, so that the transfer tool has overload and underload warning protection functions during the component transfer process.

[0023] 3. The nut transfer tool in the utility model includes a centrifugal pump driven by a micro DC motor. After the nut is screwed off, the nut transfer tool can collect the nut into a designated container through the negative pressure of the centrifugal pump. The nut transfer tool is operated by an operator holding a long pole. The control system only needs to control the start and stop and speed of the DC motor. The nut transfer tool has an independent control box and can be used independently from the control system. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the utility model.

[0025] In the figure: main control box 1, cross slide control box 2, component transfer tool junction box 3, component transfer tool 4, cross slide 5, transfer tool control panel 6, nut transfer tool control box 7, nut transfer tool 8. DETAILED DESCRIPTION

[0026] The following describes the implementation of the present invention in detail with reference to the accompanying drawings, but they do not constitute a limitation of the present invention and are only used as examples. At the same time, the advantages of the present invention will become clearer and easier to understand through the description.

[0027] Reference Figure 1 As shown: A nuclear fuel power rod assembly collection and storage device, characterized in that it includes a main control box 1, a cross slide control box 2, a component transfer tool connection box 3, a component transfer tool 4, a cross slide 5, a transfer tool control panel 6, a nut transfer tool control box 7 and a nut transfer tool 8,

[0028] The main control box 1 is connected to the cross slide control box 2 through cables and air pipes, the cross slide control box 2 is connected to the component transfer tool junction box 3 through cables and air pipes, and the component transfer tool junction box 3 is connected to the component transfer tool 4 through cables and air pipes.

[0029] The cross slide control box 2 is connected to the cross slide 5 through a cable, the cross slide control box 2 is connected to the transfer tool control panel 6 through a cable, the main control box 1 is connected to the nut transfer tool control box 7 through a cable, and the nut transfer tool control box 7 is connected to the nut transfer tool 8 through a cable.

[0030] The main control box 1 includes an industrial control integrated machine 1.1, a mouse and keyboard 1.2, a push rod button 1.3, a second PLC controller 1.4, and a tilt wireless receiver 1.5. The industrial control integrated machine 1.1, the mouse and keyboard 1.2, the push rod button 1.3, the second PLC controller 1.4 and the tilt wireless receiver 1.5 are connected by wires.

[0031] The cross slide control box 2 comprises a switching power supply 2.1, a first PLC controller 2.2, an IO module 2.3 and an analog module 2.4, and the switching power supply 2.1, the first PLC controller 2.2, the IO module 2.3 and the analog module 2.4 are connected by wires.

[0032] The component transfer tool junction box 3 comprises a first force sensor amplifier 3.1, a second force sensor amplifier 3.2 and a solenoid valve 3.3, and the first force sensor amplifier 3.1, the second force sensor amplifier 3.2 and the solenoid valve 3.3 are connected by wires.

[0033] The component transfer tool 4 comprises a lifting motor 4.1, a force sensor 4.2, an induction switch 4.3, a clamping cylinder 4.4, and a rotating cylinder 4.5, and the lifting motor 4.1, the force sensor 4.2, the induction switch 4.3, the clamping cylinder 4.4 and the rotating cylinder 4.5 are connected by wires.

[0034] The cross slide 5 comprises an X-axis motor 5.1, a Y-axis motor 5.2 and a Z-axis motor 5.3, and the X-axis motor 5.1, the Y-axis motor 5.2 and the Z-axis motor 5.3 are connected by electric wires.

[0035] The transfer tool control panel 6 comprises buttons 6.1 and a display screen 6.2, wherein the buttons 6.1 are mounted on the display screen 6.2.

[0036] The nut transfer tool control box 7 comprises a speed regulator 7.1, a DC power supply 7.2, a start switch 7.3 and a speed regulating button 7.4. The start switch 7.3 and the speed regulating button 7.4 are both mounted on the speed regulator 7.1. The speed regulator 7.1 is connected to the DC power supply 7.2 via wires.

[0037] The nut transfer tool 8 comprises a micro motor 8.1 and a centrifugal pump 8.2, and the micro motor 8.1 and the centrifugal pump 8.2 are connected by electric wires.

[0038] The first force sensor amplifier 3.1 and the second force sensor amplifier 3.2 are respectively an above-water force sensor amplifier and an underwater force sensor amplifier, and the micro motor 8.1 and the centrifugal pump 8.2 are both underwater micro motors and underwater centrifugal pumps.

[0039] Embodiment: The fuel rods of nuclear fuel have bolts and nuts on them. The fuel rods are usually piled up in disorder below the water surface. In the water pool, the bolts on the fuel rods are removed by a micro motor 8.1 and a centrifugal pump 8.2, and the speed of the centrifugal pump 8.2 is controlled by a speed regulator 7.1 set in a nut transfer tool control box 7.

[0040] The fuel rod assembly is first positioned and grasped by the cross slide 5, and the fuel rod is positioned in real time by the X-axis motor 5.1, the Y-axis motor 5.2 and the Z-axis motor 5.3 arranged on the cross slide 5.

[0041] The fuel rods that have been positioned and successfully grasped are transported to the cross slide control box 2, and the cross slide control box 2 is horizontally positioned by the wireless inclination sensor 2 provided externally, and the fuel rods are transferred by the component transfer tool 4, and the fuel rods are positioned and grasped by the lifting motor 4.1, the force sensor 4.2, the gripper cylinder 4.4 and the rotating cylinder 4.5 in the component transfer tool 4.

[0042] There are two force sensors 4.2, which are controlled by the first force sensor amplifier 3.1 and the second force sensor amplifier 3.2 respectively. The electromagnetic valve 3.3 controls the specific operation of the clamping cylinder 4.4 and the rotating cylinder 4.5.

[0043] The fuel rods are moved and transported by the cross slide control box 2. In the utility model, a container is made outside to store the fuel rods.

[0044] The IO module 2.3 and the analog module 2.4 in the cross slide control box 2 collect the on-site data of the fuel rods.

[0045] The fuel rods are controlled to move by the first PLC controller 2.2, and finally the fuel rods are collected into a nearby container (or a water pool). The main control box 1 is connected to the factory power supply through wires to provide power for the entire utility model.

[0046] The tilt wireless receiver 1.5 in the main control box 1 is used to receive the relevant data from the wireless tilt sensor, and the fuel rods are moved through the push rod buttons and keyboard in the main control box 1. The fuel rods are controlled and moved through the second PLC controller.

[0047] The parts not described in detail above are all prior art.

Claims

1. A nuclear fuel power rod assembly collection and storage device, characterized in that: It comprises a main control box (1), a cross slide control box (2), a component transfer tool junction box (3), a component transfer tool (4), a cross slide (5), a transfer tool control panel (6), a nut transfer tool control box (7) and a nut transfer tool (8). The main control box (1) is connected to the cross slide control box (2) via cables and air pipes, the cross slide control box (2) is connected to the component transfer tool junction box (3) via cables and air pipes, and the component transfer tool junction box (3) is connected to the component transfer tool (4) via cables and air pipes. The cross slide control box (2) is connected to the cross slide (5) via a cable, the cross slide control box (2) is connected to the transfer tool control panel (6) via a cable, the main control box (1) is connected to the nut transfer tool control box (7) via a cable, and the nut transfer tool control box (7) is connected to the nut transfer tool (8) via a cable.

2. The nuclear fuel power generation rod assembly collection and storage device according to claim 1, characterized in that: The main control box (1) comprises an industrial control all-in-one machine (1.1), a mouse and keyboard (1.2), a push rod button (1.3), a second PLC controller (1.4), and a tilt angle wireless receiver (1.5); the industrial control all-in-one machine (1.1), the mouse and keyboard (1.2), the push rod button (1.3), the second PLC controller (1.4), and the tilt angle wireless receiver (1.5) are connected by wires.

3. The nuclear fuel power generation rod assembly collection and storage device according to claim 2, characterized in that: The cross slide control box (2) comprises a switching power supply (2.1), a first PLC controller (2.2), an IO module (2.3) and an analog module (2.4). The switching power supply (2.1), the first PLC controller (2.2), the IO module (2.3) and the analog module (2.4) are connected via wires.

4. The nuclear fuel power generation rod assembly collection and storage device according to claim 1, characterized in that: The component transfer tool junction box (3) comprises a first force sensor amplifier (3.1), a second force sensor amplifier (3.2) and a solenoid valve (3.3), and the first force sensor amplifier (3.1), the second force sensor amplifier (3.2) and the solenoid valve (3.3) are connected via electric wires.

5. The nuclear fuel power generation rod assembly collection and storage device according to claim 4, characterized in that: The component transfer tool (4) comprises a lifting motor (4.1), a force sensor (4.2), an inductive switch (4.3), a clamping cylinder (4.4), and a rotating cylinder (4.5); the lifting motor (4.1), the force sensor (4.2), the inductive switch (4.3), the clamping cylinder (4.4), and the rotating cylinder (4.5) are connected by electric wires.

6. The nuclear fuel power generation rod assembly collection and storage device according to claim 5, characterized in that: The cross slide (5) comprises an X-axis motor (5.1), a Y-axis motor (5.2) and a Z-axis motor (5.3), and the X-axis motor (5.1), the Y-axis motor (5.2) and the Z-axis motor (5.3) are connected via electric wires.

7. The nuclear fuel power generation rod assembly collection and storage device according to claim 6, characterized in that: The transfer tool control panel (6) comprises buttons (6.1) and a display screen (6.2), wherein the buttons (6.1) are mounted on the display screen (6.2).

8. The nuclear fuel power generation rod assembly collection and storage device according to claim 7, characterized in that: The nut transfer tool control box (7) comprises a speed regulator (7.1), a DC power supply (7.2), a start switch (7.3) and a speed regulating button (7.4), wherein the start switch (7.3) and the speed regulating button (7.4) are both mounted on the speed regulator (7.1), and the speed regulator (7.1) is connected to the DC power supply (7.2) via electric wires.

9. The nuclear fuel power generation rod assembly collection and storage device according to claim 8, characterized in that: The nut transfer tool (8) comprises a micro motor (8.1) and a centrifugal pump (8.2), and the micro motor (8.1) and the centrifugal pump (8.2) are connected via electric wires.

10. The nuclear fuel power generation rod assembly collection and storage device according to claim 9, characterized in that: The first force sensor amplifier (3.1) and the second force sensor amplifier (3.2) are respectively an above-water force sensor amplifier and an underwater force sensor amplifier, and the micro motor (8.1) and the centrifugal pump (8.2) are both underwater micro motors and underwater centrifugal pumps.