CN217434352U

CN217434352U - Multifunctional underwater target piece disintegration clamp

Info

Publication number: CN217434352U
Application number: CN202123325643.8U
Authority: CN
Inventors: 李杨; 黄勇; 陈林
Original assignee: Chengdu Gaotong Isotope Co ltd Cnnc
Current assignee: Chengdu Gaotong Isotope Co ltd Cnnc
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-09-16
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of target piece disintegration clamps, in particular to a multifunctional underwater target piece disintegration clamp, which comprises a pull rod and clamping jaws, wherein an adjusting piece for adjusting the opening and closing of the clamping jaws is arranged between the bottom end of the pull rod and the clamping jaws; the clamping device also comprises at least two positioning columns, and the positioning columns are positioned on the outer sides of the clamping claws; the transfer device can complete all operations of the whole process, such as transfer of the target, disintegration of the target, transfer of a single rod and the like, and greatly improves the working efficiency.

Description

Multifunctional underwater target piece disintegration clamp

Technical Field

The utility model relates to a target disintegration anchor clamps technical field particularly, relates to a multi-functional target disintegration anchor clamps under water.

Background

The target of the radioactive raw material Co-60 is irradiated in a reactor and then transferred to a manufacturer, and the assembled target needs to be disassembled to obtain a single rod of the radioactive raw material inside. Co-60 is a high radioactive nuclide which has great harm to human body, and manufacturers generally disintegrate targets in a shielded hot room or a water well when disintegrating the targets. When the target is disassembled in the well, the operation distance is long, a plurality of clamps with the length of several meters are needed to be used for clamping the target to carry out multiple steps of transferring, disassembling, transferring of a single rod and the like, because the operation requirement of each step is different from that of an object, the clamps need to be replaced to carry out operation, the time is delayed, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional target disintegration anchor clamps under water, it can accomplish all operations of whole flows such as the disintegration of target, the transfer of single stick of target, has promoted work efficiency greatly.

The embodiment of the utility model discloses a realize through following technical scheme:

a multifunctional underwater target piece disintegration clamp comprises a pull rod and clamping jaws, wherein an adjusting piece for adjusting the opening and closing of the clamping jaws is arranged between the bottom end of the pull rod and the clamping jaws; the clamping jaw further comprises at least two positioning columns, and the positioning columns are located on the outer sides of the clamping jaws.

Furthermore, the adjusting piece comprises an adjusting block arranged at the bottom of the pull rod and sliding blocks positioned on two sides of the adjusting block, and the adjusting block is used for driving the sliding blocks on the two sides to move oppositely or back to back; the clamping claws are respectively arranged at the bottom of the adjusting block.

Furthermore, the adjusting block is in wedge fit with the sliding block, a fixing sleeve is arranged on the outer side of the sliding block, and a sliding groove for the sliding block to move is transversely formed in the fixing sleeve.

Furthermore, the front side surface, the rear side surface and the outer side surface of the sliding block are respectively provided with a limiting column, and a cross-shaped structure is formed between the limiting columns and the outer side surface of the sliding block; the sliding groove is a cross-shaped groove.

Furthermore, the top surface of the fixed sleeve is provided with a through hole for the adjusting block to move up and down, and the length of the orthographic projection of the adjusting block on the top surface of the fixed sleeve is greater than that of the through hole.

Furthermore, a fixed cylinder is arranged between the limiting cylinder and the supporting seat, and two through fixed ports are transversely formed in the outer wall of the fixed cylinder; the bottom of the pull rod is connected with the top end of the adjusting block through a hollow fixing column in a shaft mode; the fixing port and the fixing column are penetrated through by a fixing shaft.

Furthermore, the lateral surface of fixed cover is provided with the supporting seat, the reference column evenly set up in the supporting seat bottom.

Furthermore, a limiting cylinder is arranged on the outer side of the pull rod and used for controlling the longitudinal movement of the pull rod.

Furthermore, a limiting groove for the pull rod to move is formed in the limiting cylinder, the limiting groove comprises a first groove body and a second groove body located below the first groove body, a partition plate is arranged between the first groove body and the second groove body, and a through hole for the pull rod to penetrate through is formed in the partition plate; the pull rod is provided with a limiting plate, the limiting plate is located in the second groove body, the pull rod is further provided with a limiting spring, one end of the limiting spring is abutted to the upper surface of the limiting plate, and the other end of the limiting spring is abutted to the lower surface of the partition plate.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

1. the utility model has the advantages of reasonable design, small volume, light weight and convenient operation; and the anchor clamps function is various, can realize that the target shifts, target disintegration, single stick shift, and multi-functional integration is more retrencied practical.

2. The utility model discloses only use an anchor clamps can accomplish whole operation, compare the reducible operation of frequently changing anchor clamps of prior art, promote work efficiency greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a multifunctional underwater target piece disassembling clamp provided by an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a state diagram of the clamp of the present invention in use;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 5 is a schematic view of the lower end plate of the target.

Icon: 1-pull rod, 11-limit plate, 2-limit cylinder, 21-first groove body, 22-second groove body, 23-partition plate, 24-limit spring, 3-fixed cylinder, 31-fixed port, 4-support seat, 5-adjusting piece, 51-fixed sleeve, 511-chute, 52-adjusting block, 53-slide block, 531-limit column, 6-clamping claw, 7-positioning column, 8-target piece, 81-upper end plate, 82-single rod, 83-central tube, 84-lower end plate, 841-arc groove, 842-jack, 85-baffle ring, 851-snap spring, 86-disintegration box and 9-fixed column.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Example 1

A multifunctional underwater target piece disintegration clamp comprises a pull rod 1 and clamping claws 6, wherein adjusting pieces 5 for adjusting the opening and closing of the clamping claws 6 are arranged between the bottom end of the pull rod 1 and the clamping claws 6; the clamping device also comprises at least two positioning columns 7, and the positioning columns 7 are positioned on the outer sides of the clamping claws 6.

In the embodiment, a limiting cylinder 2 is arranged on the outer side of the pull rod 1, and the limiting cylinder 2 is used for controlling the longitudinal movement of the pull rod 1; specifically, a limiting groove for the pull rod 1 to move is formed in the limiting barrel 2, the limiting groove comprises a first groove body 21 and a second groove body 22 located below the first groove body 21, a partition plate 23 is arranged between the first groove body 21 and the second groove body 22, and a through hole for the pull rod 1 to penetrate through is formed in the partition plate 23; be provided with a limiting plate 11 on the pull rod 1, limiting plate 11 is located in the second cell body 22, just still be provided with limiting spring 24 on the pull rod 1, limiting spring 24's one end with limiting plate 11 upper surface butt, the other end with baffle 23 lower surface butt. When the target fixing device is used, the pull rod 1 is pushed and pulled upwards or downwards, and in the pushing and pulling process, the limiting spring 24 extends or compresses in the second groove body 22, so that the moving process of the pull rod 1 is more stable, the movement of the adjusting block 52 is more stable, the clamping claws 6 can be stably fixed in the central tube 83 of the target 8, and the target is stably fixed.

In this embodiment, the adjusting part 5 includes an adjusting block 52 disposed at the bottom of the pull rod 1, and sliding blocks 53 disposed at two sides of the adjusting block 52, wherein the adjusting block 52 is used for driving the sliding blocks 53 at two sides to move relatively or oppositely; the clamping claws 6 are respectively arranged at the bottom of the adjusting block 52, the adjusting block 52 is in wedge-shaped fit with the sliding block 53, the outer side of the sliding block 53 is provided with a fixed sleeve 51, and a sliding groove 511 for the sliding block 53 to move is transversely formed in the fixed sleeve 51; preferably, the front side surface, the rear side surface and the outer side surface of the sliding block 53 are both provided with a limiting column 531, and a cross structure is formed between the limiting columns 531 and the outer side surface of the sliding block 53; the sliding groove 511 is a cross slot. Therefore, the transverse movement of the sliding block 53 can be limited, and the stability of the sliding block 53 in the transverse movement process is realized.

In this embodiment, the top surface of the fixing sleeve 51 is provided with a through opening for the adjustment block 52 to move up and down, and the length of the orthographic projection of the adjustment block 52 on the top surface of the fixing sleeve 51 is greater than the length of the through opening; the adjusting block 52 is prevented from being disengaged from the fixed sleeve 51 when the pull rod 1 is pulled.

In this embodiment, still be provided with solid fixed cylinder 3 between spacing section of thick bamboo 2 bottom and the supporting seat 4, gu transversely set up two fixed mouths 32 that link up on the 3 outer walls of fixed cylinder, and carry out the hub connection through a hollow fixed column between 1 bottom of pull rod and the regulating block 52 top, suitable height is drawn to when pull rod 1, so that behind gripper jaw 6 opened the center tube 83 inner wall of tight target 8 in top, operating personnel is running through fixed mouth and hollow fixed column through a fixed axle, can further locking jig, make anchor clamps clamping state more stable, also can release operating personnel's both hands simultaneously.

In this embodiment, the supporting seat 4 is disposed on the outer side surface of the fixing sleeve 51, and the positioning pillars 7 are uniformly disposed at the bottom of the supporting seat 4.

In this embodiment, the inner side surface of the holding claw 6 has an arc-shaped notch, which facilitates more stable holding of the cylindrical single rod 82.

It should be noted that, a plurality of arc-shaped slots 841 are formed in the lower end plate 84 of the conventional target 8, and one end of each arc-shaped slot 841 is communicated with an insertion hole 842 into which the bottom end of the single rod 82 is inserted. The bottom of the lower end plate 84 is provided with a circle of baffle ring 85, the baffle ring 85 is provided with a plurality of groups of clamp springs 851, and each group of two clamp springs 851 are symmetrically distributed on the inner wall and the outer wall of the baffle ring 85; the clamp spring 851 is clamped in the arc-shaped groove. A plurality of locating holes are arranged on the upper end plate 81 of the existing target piece 8, the utility model discloses the locating column 7 of the clamp is inserted and arranged in the locating hole.

The working principle is as follows: 1. transfer of the target 8: the operator holds the clamp to the position above the target 8, extends the clamping claws 6 at the bottom into the central tube 83 of the target 8, and rotates the clamp appropriately to enable the positioning columns 7 to fall into the positioning holes of the upper end plate 81 of the target 8. Then the limiting cylinder 2 outside the pull rod 1 is gripped, the pull rod 1 is lifted upwards, so that the clamping claws 6 are opened, the inner wall of the central pipe 83 of the target 8 is tightly propped, the locking between the clamp and the target 8 is realized, then the water well internal transfer of the target 8 can be started, and the falling risk of the target 8 and the single rod 82 can be avoided.

2. Target 8 disintegrates: the operating personnel grasps target 8, transfers it to the target and disintegrates in the box 86, and proper rotation makes its draw-in groove butt joint with the bottom good, continues rotatory anchor clamps, makes lower terminal plate 84 rotate, when the jack 842 of arc wall 841 one end docks with jump ring 851, can make fender ring 85 break away from with the target to make single stick 82 freely drop from in the target 8, accomplish the disintegration of target 8.

3. Single bar 82 transfer: the disassembled target 8 is transferred to a designated position, and the pull rod 1 is pushed downward so that the clamping jaws 6 are closed, thereby allowing the clamp to be freely disengaged from the target 8. Then the clamp can be held to each single rod 82 to be respectively clamped, and then the single rods 82 in the water well can be transferred.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional underwater target piece disintegration anchor clamps which characterized in that, includes pull rod and gripper jaw, the pull rod bottom with be provided with between the gripper jaw and be used for adjusting the gripper jaw and open and closed regulating part.

2. The multifunctional underwater target piece disassembling clamp of claim 1, wherein the adjusting piece comprises an adjusting block arranged at the bottom of the pull rod and sliding blocks positioned at two sides of the adjusting block, and the adjusting block is used for driving the sliding blocks at two sides to move oppositely or oppositely; the clamping claws are respectively arranged at the bottom of the adjusting block.

3. The multifunctional underwater target piece disassembling jig of claim 2, wherein the adjusting block is in wedge fit with the sliding block, a fixing sleeve is arranged outside the sliding block, and a sliding groove for the sliding block to move is transversely formed in the fixing sleeve.

4. The multifunctional underwater target piece disassembling jig of claim 3, wherein the front side surface, the rear side surface and the outer side surface of the slide block are respectively provided with a limiting column, and a cross-shaped structure is formed between the limiting columns and the outer side surface of the slide block; the sliding groove is a cross-shaped groove.

5. The multi-functional underwater target piece disassembling jig of claim 3, wherein the top surface of said fixing sleeve is formed with a through opening for moving said adjusting block up and down, and the length of the orthographic projection of said adjusting block on the top surface of said fixing sleeve is greater than the length of said through opening.

6. The multifunctional underwater target piece disassembling clamp of claim 3, wherein a limiting cylinder is arranged outside the pull rod, a supporting seat is arranged outside the fixing sleeve, a fixing cylinder is further arranged between the limiting cylinder and the supporting seat, and two through fixing ports are transversely formed in the outer wall of the fixing cylinder; the bottom of the pull rod is connected with the top end of the adjusting block through a hollow fixing column in a shaft mode; the fixing port and the fixing column are penetrated through by a fixing shaft.

7. The multi-functional underwater target piece disassembly jig of claim 6, further comprising at least two positioning posts, a plurality of said positioning posts being located outside of said clamping jaws.

8. The multi-functional underwater target piece disassembly jig of claim 7, wherein the positioning posts are uniformly disposed on the bottom of the support base.

9. The multifunctional underwater target piece disassembling jig of claim 1, wherein a limiting cylinder is sleeved on the outer side of the pull rod and used for controlling the longitudinal movement of the pull rod.

10. The multifunctional underwater target piece disintegration clamp of claim 9, wherein a limiting groove for the pull rod to move is formed in the limiting cylinder, the limiting groove comprises a first groove body and a second groove body located below the first groove body, a partition plate is arranged between the first groove body and the second groove body, and a through hole for the pull rod to penetrate through is formed in the partition plate; the pull rod is provided with a limiting plate, the limiting plate is located in the second groove body, the pull rod is further provided with a limiting spring, one end of the limiting spring is abutted to the upper surface of the limiting plate, and the other end of the limiting spring is abutted to the lower surface of the partition plate.