CN209343789U - A kind of in-pile instrument sheath assembly hand-rail type gripping tool - Google Patents
A kind of in-pile instrument sheath assembly hand-rail type gripping tool Download PDFInfo
- Publication number
- CN209343789U CN209343789U CN201821992395.8U CN201821992395U CN209343789U CN 209343789 U CN209343789 U CN 209343789U CN 201821992395 U CN201821992395 U CN 201821992395U CN 209343789 U CN209343789 U CN 209343789U
- Authority
- CN
- China
- Prior art keywords
- guide holder
- transmission shaft
- gripping tool
- rail type
- sheath assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The purpose of this utility model is that disclosing a kind of in-pile instrument sheath assembly hand-rail type gripping tool, it includes transmission shaft, top guide holder, sleeve assembly, lower part guide holder, connecting plate and angle steel supporting leg, transmission shaft is passed through by a bearing block and is fixed on the guide holder of top, top guide holder is fixed on the top of sleeve assembly, the lower part of sleeve assembly is fixed on connecting plate by lower part guide holder, connecting plate lower part is provided with angle steel supporting leg, hook is symmetrically arranged in the two sides of angle steel supporting leg, handwheel is provided at the top of transmission shaft, transmission shaft bottom is provided with screw rod, screw rod is connected with cam by core bar；Compared with prior art, using long handle structure type, opening and the holding of hook are carried out by manpower rotation handwheel to grab IITA, operator is reduced and radiates radioactive dose, hook symmetric configuration, crawl is reliable, and positioning is convenient, and structure designs compact, light weight, it is easy to operate, it is easily assembled disassembly, realizes the purpose of this utility model.
Description
Technical field
The utility model relates to a kind of gripping tool, in particular to a kind of in-pile instrument sheath assembly hand-rail type grabs work
Tool.
Background technique
20 years in-pile instrument sheath assembly (hereinafter referred to as IITA) projected lives must be replaced within nuclear power plant's phase in longevity.?
During cold-refueling overhaul, in-pile instrument sheath assembly (IITA) replacement is carried out.Positioned at the in-pile instrument of reactor core segment
Sheath assembly is irradiated, and high-level waste is belonged to, and recovery processing tool is used for the in-pile instrument sheath assembly activation
(IITA) it is extracted out from upper-part in-reactor component, cuts into segment and be stored in in-pile instrument sheath assembly (IITA) special transport after irradiation
It is sealed and stores in container.
It is accordingly required in particular to which a kind of in-pile instrument sheath assembly hand-rail type gripping tool, above-mentioned existing to solve
Problem.
Utility model content
The purpose of this utility model is to provide a kind of in-pile instrument sheath assembly hand-rail type gripping tools, for existing skill
The deficiency of art, has that crawl is reliable, positioning is convenient, compact-sized, structure designs small and exquisite, light weight, easy to operate and be easily assembled
The features such as disassembly, is effectively reduced operator and radiates radioactive dose.
The technical issues of the utility model is solved can be realized using following technical scheme:
A kind of in-pile instrument sheath assembly hand-rail type gripping tool, which is characterized in that it includes transmission shaft, top guiding
Seat, sleeve assembly, lower part guide holder, connecting plate and angle steel supporting leg, the transmission shaft are passed through by a bearing block and are fixed on institute
It states on the guide holder of top, the top guide holder is fixed on the top of the sleeve assembly, and the lower part of the sleeve assembly passes through
Lower part guide holder is fixed on the connecting plate, and the connecting plate lower part is provided with angle steel supporting leg, the two of the angle steel supporting leg
Side is symmetrically arranged with hook, and handwheel is provided at the top of the transmission shaft, and the transmission shaft bottom is provided with screw rod, the screw rod
It is connected with cam by core bar, the screw rod and core bar sequentially pass through the sleeve assembly, guide sleeve and angle steel supporting leg, described convex
The inside of the hook is arranged in wheel.
In one embodiment of the utility model, the hook is connected to angle steel supporting leg two sides by collet.
In one embodiment of the utility model, hanging ring has been bolted on the bearing block.
In one embodiment of the utility model, the bearing block, top guide holder, sleeve assembly, connecting plate and under
It is interconnected between portion's guide holder by bolt.
In one embodiment of the utility model, mutually it is connected between the transmission shaft and the screw rod by trapezoidal thread
It connects.
In one embodiment of the utility model, the screw rod and the core bar are connected to each other welding.
In one embodiment of the utility model, the waist-shaped hole of observation is offered on the shell of the transmission shaft, is led to
The mark point crossed on screw rod judges the upper and lower displacement of cam.
In one embodiment of the utility model, waist type groove is offered on the screw rod, is provided in the waist type groove
One both ends pass through and are fixed on the sliding pin of the top guide holder outer wall.
In one embodiment of the utility model, the bottom of the angle steel supporting leg is provided with limit casing and limit is inserted
Plate.
The in-pile instrument sheath assembly hand-rail type gripping tool of the utility model, compared with prior art, using long handle knot
Configuration formula rotates handwheel by manpower to carry out opening and the holding of hook to grab IITA, reduces operator and radiates and is shone
Dosage, hook symmetric configuration, crawl is reliable, and positioning is convenient, and structure designs compact, and light weight is easy to operate, is easily assembled and tears open
It unloads, realizes the purpose of this utility model.
The characteristics of the utility model, sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clear
Ground understands.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the in-pile instrument sheath assembly hand-rail type gripping tool of the utility model；
Fig. 2 is the A-A diagrammatic cross-section of Fig. 1.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face combines and is specifically illustrating, and the utility model is further described.
Embodiment
As depicted in figs. 1 and 2, the in-pile instrument sheath assembly hand-rail type gripping tool of the utility model, it includes transmission
Axis 3, top guide holder 5, sleeve assembly 6, lower part guide holder 10, connecting plate 11 and angle steel supporting leg 13, transmission shaft 3 pass through a bearing
Seat 4 is passed through and is fixed on top guide holder 5, and top guide holder 5 is fixed on the top of sleeve assembly 6, the lower part of sleeve assembly 6
It is fixed on connecting plate 11 by lower part guide holder 10,11 lower part of connecting plate is provided with angle steel supporting leg 13, in angle steel supporting leg 13
Two sides are symmetrically arranged with hook 14, and the top of transmission shaft 3 is provided with handwheel 2, and 3 bottom of transmission shaft is provided with screw rod 8, and screw rod 8 is logical
It crosses core bar 9 and is connected with cam 16, screw rod 8 and core bar 9 sequentially pass through sleeve assembly 6, guide sleeve 12 and angle steel supporting leg 13, cam 16
The inside of hook 14 is set.
In the present embodiment, hook 14 is connected to 13 two sides of angle steel supporting leg by collet 15, and clamping IITA is used for after closing up
Tail portion bayonet.
In the present embodiment, hanging ring 1 has been bolted on bearing block 4；Bearing block 4, top guide holder 5, sleeve group
It is interconnected between part 6, connecting plate 11 and lower part guide holder 10 by bolt, passes through trapezoidal thread between transmission shaft 3 and screw rod 8
It interconnects, the overall structure carrying being connected into promotes the path of pulling force.
In the present embodiment, the operation of hook 14 is executed by handwheel 1, transmission shaft 3, screw rod 8, core bar 9 and cam 16,
Screw rod 8 and core bar 9 are connected to each other welding.
In the present embodiment, the waist-shaped hole that observation is offered on the shell of transmission shaft 3, passes through the mark point on screw rod 8
Judge the upper and lower displacement of cam 16.
In the present embodiment, handwheel 1 drives transmission shaft 3 to rotate, 3 inner wall of transmission shaft and the trapezoidal transmission in 8 outer surface of screw rod
It is threadedly coupled；Waist type groove is offered on screw rod 8, and a both ends are provided in the waist type groove and passes through and is fixed on top guide holder 5
The sliding pin 7 of outer wall；When personnel shake handwheel 2, sliding pin 7 can limit the rotation of screw rod 8 and core bar 9, and by planning path into
Row moves up and down.
In the present embodiment, the bottom of angle steel supporting leg 14 is provided with limit casing 18 and limit plate 17, help desk personnel
Long distance positioning simultaneously clamps the tail portion IITA bayonet.
The course of work of the in-pile instrument sheath assembly hand-rail type gripping tool of the utility model is as follows:
Firstly, rotation hand wheel 2 makes core bar 9 and cam 16 is down to lower limit position, two valve hooks 14 are softened；Then it utilizes
Hanging ring 1 navigates to the in-pile instrument sheath assembly hand-rail type gripping tool of the utility model above IITA, is imaged by outside
Equipment slowly transfers the limit sleeve for the in-pile instrument sheath assembly hand-rail type gripping tool for making the tail portion IITA be inserted into the utility model
Pipe 18, until limit plate 17 touches the tail portion IITA bayonet.
At this point, shaking 2 lift cam 16 of handwheel again to upper limit position, cam 16 pushes the top rocker arm of hook 14, makes
Two valve hooks 14, which collapse, holds the tail portion IITA bayonet tightly, and sliding pin 7 is inserted into the waist-shaped hole of transmission shaft 3 and the waist type groove of screw rod 8, limit
The cam 16 of coremaking bar 9 causes hook 14 to open；After crawl, the reactor core of the utility model is slowly promoted by hanging ring 1
Instrumentation thimble component hand-rail type gripping tool, to slowly extract IITA out；It after the completion of withdrawing, is shifted by hanging ring 1, carries out other
Operation.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention, the utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of in-pile instrument sheath assembly hand-rail type gripping tool, which is characterized in that it include transmission shaft, top guide holder,
Sleeve assembly, lower part guide holder, connecting plate and angle steel supporting leg, the transmission shaft are passed through by a bearing block and are fixed on described
On portion's guide holder, the top guide holder is fixed on the top of the sleeve assembly, and the lower part of the sleeve assembly passes through lower part
Guide holder is fixed on the connecting plate, and the connecting plate lower part is provided with angle steel supporting leg, in the two sides pair of the angle steel supporting leg
Title is provided with hook, handwheel is provided at the top of the transmission shaft, the transmission shaft bottom is provided with screw rod, and the screw rod passes through
Core bar is connected with cam, and the screw rod and core bar sequentially pass through the sleeve assembly, guide sleeve and angle steel supporting leg, and the cam is set
It sets in the inside of the hook.
2. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that the hook passes through
Collet is connected to angle steel supporting leg two sides.
3. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that on the bearing block
Hanging ring has been bolted.
4. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that the bearing block,
It is interconnected between top guide holder, sleeve assembly, connecting plate and lower part guide holder by bolt.
5. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that the transmission shaft with
It is interconnected between the screw rod by trapezoidal thread.
6. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that the screw rod and institute
It states core bar and is connected to each other welding.
7. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that the transmission shaft
The waist-shaped hole of observation is offered on shell.
8. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that opened on the screw rod
Equipped with waist type groove, the sliding pin that a both ends pass through and are fixed on the top guide holder outer wall is provided in the waist type groove.
9. in-pile instrument sheath assembly hand-rail type gripping tool as described in claim 1, which is characterized in that in the angle steel branch
The bottom of leg is provided with limit casing and limit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821992395.8U CN209343789U (en) | 2018-11-29 | 2018-11-29 | A kind of in-pile instrument sheath assembly hand-rail type gripping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821992395.8U CN209343789U (en) | 2018-11-29 | 2018-11-29 | A kind of in-pile instrument sheath assembly hand-rail type gripping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209343789U true CN209343789U (en) | 2019-09-03 |
Family
ID=67749968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821992395.8U Active CN209343789U (en) | 2018-11-29 | 2018-11-29 | A kind of in-pile instrument sheath assembly hand-rail type gripping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209343789U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509566A (en) * | 2018-11-29 | 2019-03-22 | 上海核工程研究设计院有限公司 | A kind of in-pile instrument sheath assembly hand-rail type gripping tool |
| WO2021248388A1 (en) * | 2020-06-10 | 2021-12-16 | 中广核研究院有限公司 | Nuclear fuel assembly loading/unloading container and method for loading/unloading nuclear fuel assembly |
-
2018
- 2018-11-29 CN CN201821992395.8U patent/CN209343789U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509566A (en) * | 2018-11-29 | 2019-03-22 | 上海核工程研究设计院有限公司 | A kind of in-pile instrument sheath assembly hand-rail type gripping tool |
| CN109509566B (en) * | 2018-11-29 | 2024-08-13 | 上海核工程研究设计院股份有限公司 | Hand-operated grabbing tool for core instrument sleeve assembly |
| WO2021248388A1 (en) * | 2020-06-10 | 2021-12-16 | 中广核研究院有限公司 | Nuclear fuel assembly loading/unloading container and method for loading/unloading nuclear fuel assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209343789U (en) | A kind of in-pile instrument sheath assembly hand-rail type gripping tool | |
| CN106285518B (en) | A kind of tubing string automatic processing device discharging four single upright column of small drilling tool | |
| CN202012302U (en) | Linkage manipulator | |
| CN107472486B (en) | An a kind of container set accepted way of doing sth lays reclaimer and lays recovery method | |
| CN107521641A (en) | A kind of submarine launch retracting device and lay recovery method | |
| CN103077755A (en) | Rod bundle grabbing tool | |
| CN205977091U (en) | Fluorite mine exploration is bored and is got device | |
| CN102795538B (en) | Novel long rod sling | |
| CN109509566A (en) | A kind of in-pile instrument sheath assembly hand-rail type gripping tool | |
| CN209257060U (en) | Continous way MPP tubing cutting conveying appliance | |
| CN104727759B (en) | Well workover oil tube centering system | |
| CN203756072U (en) | Mechanical well repair work device | |
| CN104919533A (en) | Nuclear fuel assembly handling apparatus | |
| CN206998122U (en) | One kind carries vehicle carriage handling gripper | |
| CN104499972B (en) | A kind of maintenance equipment of the slowing-down device reflector plug-in unit being arranged in the helium vessel of underground | |
| CN208857708U (en) | A kind of introversion formula steel box arch rib closure section installation is guide locating device provided | |
| CN106121560A (en) | A kind of well workover robot automatically | |
| CN102543231A (en) | Fuel subassembly disassembling device | |
| CN202178075U (en) | Heavy-water spent fuel dry type storage screen transportation container | |
| CN103775008B (en) | The righting of mechanization workover treatment rod tube guides method and the device of dislodging suspension ring | |
| CN205876235U (en) | Automatic well workover machine people | |
| CN106409368A (en) | In-core instrument sleeve assembly capturing tool | |
| CN209258200U (en) | A kind of no bacterium bag transportation system | |
| CN204165778U (en) | Hand-operated sampling device | |
| CN204163658U (en) | With the rigid guide device of car folding type tourist bus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |