CN207229095U - One kind is used for brill neutron density instrument installation device for radioactive source - Google Patents
One kind is used for brill neutron density instrument installation device for radioactive source Download PDFInfo
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- CN207229095U CN207229095U CN201721320597.3U CN201721320597U CN207229095U CN 207229095 U CN207229095 U CN 207229095U CN 201721320597 U CN201721320597 U CN 201721320597U CN 207229095 U CN207229095 U CN 207229095U
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- Prior art keywords
- outer barrel
- inner cylinder
- positioning pin
- radioactive source
- handle
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Abstract
The utility model belongs to logging technique field, more particularly to a kind of for brill neutron density instrument installation device for radioactive source.Its is safe and practical, it can be ensured that radioactive source does not depart from erecting device.Including outer barrel and the inner cylinder being arranged in outer barrel, outer barrel can rotate relative to inner cylinder.One end of outer barrel is provided with handle；Inner cylinder circumferentially equally spacedly offers four limiting grooves close to the end of handle one end, and outer barrel barrel offers strip through hole, and positioning pin sequentially passes through handle, strip through hole and extends to above inner cylinder.One lock spring is arranged in outer barrel, above positioning pin；It is crimped on positioning pin and brings pressure to bear on positioning pin.The other end of outer barrel is provided with the locking head for locking radioactive source, which is a hollow nested structure, it is socketed on outer drum outer wall, is fixedly linked by safety pin and outer barrel；The hollow sleeve structural base is provided with the convex edge for preventing inner cylinder from dropping out outer barrel, which is limited in inner cylinder in outer barrel.
Description
Technical field
The utility model belongs to logging technique field, more particularly to a kind of for brill neutron density instrument radioactive source installation
Device.
Background technology
For the existing special device designed with the installation for boring neutron density logger gamma radiation source and californium source.With
It is high end instrument to bore neutron density instrument, and the not homologous design of producer is also different, and mounting means is also just different.The utility model
It is in the safe and efficient installation tool designed with the source structure with brill instrument for company.
The utility model in order to solve company again with bore neutron density instrument radioactive source installation question and design specialized
Device, being capable of safe and efficient progress radioactive source installation.The device is able to ensure that card radioactive source must be in source filling, erecting device or instrument
On device.
The content of the invention
The utility model is aiming at defect existing in the prior art, there is provided one kind is used for brill neutron density instrument radiation
Source erecting device, its is safe and practical, it can be ensured that radioactive source does not depart from erecting device.
To achieve the above object, the utility model adopts the following technical solution, including outer barrel and in being arranged in outer barrel
Cylinder, the outer barrel can rotate relative to inner cylinder.
One end of the outer barrel is provided with handle；The handle is a lid-like, it passes through positioning pin activity phase with outer barrel
Even；The inner cylinder circumferentially equally spacedly offers four limiting grooves close to the end of handle one end, and the outer barrel barrel is opened
Equipped with strip through hole, the positioning pin sequentially passes through handle, strip through hole and extends to above inner cylinder；One lock spring is set
In in outer barrel, above positioning pin；The lock spring is in compressive state, it is crimped on positioning pin and brings pressure to bear on positioning pin, and it is fixed to make
Position pin is in contact with inner cylinder top；The width of the strip through hole is equal to the width of positioning pin, the length of the strip through hole
Length of the degree more than positioning pin.
The other end of the outer barrel is provided with the locking head for locking radioactive source, which is a hollow nested structure,
It is socketed on outer drum outer wall, is fixedly linked by safety pin and outer barrel；The hollow sleeve structural base, which is provided with, prevents inner cylinder from dropping out
Inner cylinder is limited in outer barrel by the convex edge of outer barrel, the convex edge；The inner cylinder bottom offers square indentations, the square indentations
Top is provided with sealing baffle, and the opening at the hollow nested structure bottom convex edge is square openings；The square indentations
Width be more than the width of square openings, cap size is identical in a steady stream with radiation for the sizes of the square openings.
As a kind of preferred solution of the utility model, that is held when being provided with easy to use on the outer barrel outer tube wall adds
Power bar.
As another preferred solution of the utility model, the strip through hole has two, its position is oppositely disposed
In on outer barrel barrel, the positioning pin has two, and each positioning pin each passes through the strip through hole where it.
As another preferred solution of the utility model, the positioning pin is fixedly linked or is threadedly coupled with handle.
As another preferred solution of the utility model, the compression spring pin is fixedly linked with outer tube inner wall, the baffle
It is fixedly linked with inner cylinder.
As another preferred solution of the utility model, the top of the lock spring is arranged at the compression spring in outer barrel with one
Pin is in contact, and makes lock spring in compressive state, is pressed on positioning pin.
As another preferred solution of the utility model, the handle uses transparent material.
The utility model beneficial effect compared with prior art.
The utility model is to solve with the installation question for boring neutron density instrument radioactive source and design specialized device, Neng Gouan
Complete quick progress radioactive source installation.The device is able to ensure that card radioactive source must fill, on erecting device or instrument in source.
Device described in the utility model is applied to, with the installation of neutron density instrument radioactive source is bored, safe and efficient to install and put
Penetrate source.It is easy to use, only need shirtsleeve operation just to install and filled with instrument or source, reduce the irradiation time of installation personnel.Peace
Assembling device is safe and practical, it can be ensured that radioactive source does not take off erecting device.
Brief description of the drawings
The utility model is described further with reference to the accompanying drawings and detailed description.Scope of protection of the utility model
It is not only limited to the statement of herein below.
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model landing state lower handle and outer barrel connection diagram.
Fig. 3 is the utility model inner cylinder limiting groove distribution schematic diagram.
Fig. 4 is the utility model radioactive source scheme of installation in the locked condition.
Fig. 5 is the utility model radioactive source scheme of installation under landing state.
Fig. 6 is the utility model radioactive source A-A direction schematic diagrams under landing state.
Fig. 7 is the utility model radioactive source A-A direction schematic diagrams in the locked condition.
In figure, 1 it is handle, 2 is outer barrel, 3 is inner cylinder, 4 is positioning pin, 5 is lock spring, 6 is locking head, 7 is baffle, 8
It is compression spring pin for safety pin, 9,10 be extension bar, 11 be source cap, 12 be limiting groove, 13 is convex edge.
Embodiment
As shown in figs. 1-7, the utility model includes outer barrel 2 and the inner cylinder 3 being arranged in outer barrel 2, and the outer barrel 2 can be opposite
Rotate in inner cylinder 3.
One end of the outer barrel 2 is provided with handle 1；The handle 1 is a lid-like, and lid-like is socketed on outside outer barrel 2
Wall；It is movably connected with outer barrel 2 by positioning pin 4；Limited between handle 1 and outer barrel 2 by positioning pin 4, can only be axial（Up and down）
Handling, can not rotate between handle 1 and outer barrel 2.The inner cylinder circumferentially equally spacedly offers four close to the end of 1 one end of handle
A limiting groove 12, is provided with a limiting groove 12 for every 90 degree on 3 top circumference of inner cylinder, totally 4 limiting grooves 12；The outer barrel
2 barrels offer strip through hole, and the positioning pin 4 sequentially passes through handle 1 and strip through hole and extends to the top of inner cylinder 3；
One lock spring 5 is arranged in outer barrel 2, the top of positioning pin 4；The lock spring 5 is in compressive state, it is crimped on positioning pin 4 and applies
Pressure makes positioning pin 4 be in contact with inner cylinder top in positioning pin 4；The width of the strip through hole is equal to the width of positioning pin 4
Degree, the length of the strip through hole are more than the length of positioning pin 4.So, it is ensured that positioning pin can not move in left-right direction,
It can move back and forth along the above-below direction of strip through hole.
The other end of the outer barrel 2 is provided with the locking head 6 for locking radioactive source, which is a hollow noose
Structure, it is socketed on 2 outer wall of outer barrel, is fixedly linked by safety pin 8 and outer barrel 2；The hollow sleeve structural base is provided with prevention
Cylinder drops out the convex edge 13 of outer barrel 2, which is limited in inner cylinder in outer barrel 2；（The inner cylinder end is located on convex edge 13, should
Convex edge 13 effectively prevents inner cylinder from dropping out outer barrel 2.）3 bottom of inner cylinder offers square indentations, is set above the square indentations
It is equipped with sealing baffle 7；Opening at the hollow nested structure bottom convex edge 13 is square openings.The opening is formed with groove
Stepped chamber, top are shut for sealing baffle 7.
The width of the square indentations is more than the width of square openings, the size and radioactive source of the square openings
Cap 11 size in source is identical.
Preferably, the extension bar 10 held when being provided with easy to use on 2 outer barrel of outer barrel, 2 wall.The extension bar 10
2 outer wall of outer barrel is welded in, increases moment of torsion, it is ensured that radioactive source tightens operation.
Preferably, the strip through hole has two, its position is oppositely disposed on 2 barrel of outer barrel, the positioning pin 4
There are two, each positioning pin 4 each passes through the strip through hole where it.
Preferably, the positioning pin 4 is fixedly linked or is threadedly coupled with handle 1.
Preferably, the compression spring pin 9 is fixedly linked with 2 inner wall of outer barrel, and the baffle 7 is fixedly linked with inner cylinder.
Preferably, the top of the lock spring 5 is in contact with the compression spring pin 9 that one is arranged in outer barrel 2, makes the lock spring 5 be in
Compressive state, be pressed on positioning pin 4.
Preferably, the handle 1 uses transparent material.
The radioactive source is produced by Bitswave corporate agents, model Cs-137 5550034 and Cf5550035.
Handle 1 locks and release process.
1 release process of handle is that in axial direction upper handle 1,5 deformation of lock spring is further compressed, and positioning pin 4 is by growing
The bottom of strip through hole rises to the top of strip through hole along its length；At this time, inner cylinder 3 can be made relatively with respect to outer barrel 2
Rotate, handle 1 is in releasing orientation.1 locking process of handle, then rotate handle 1, because outer barrel 2 and handle 1 are fixedly linked, outer barrel 2 with
Handle 1 together rotates, and outer barrel 2 relatively rotates with inner cylinder；When rotation to positioning pin 4 is located at inner cylinder 12 top of limiting groove,
Release handle 1, under the pressure of lock spring 5, handle 1 resets, and positioning pin 4 enters limiting groove 12.At this time, handle 1 is in locking
State, inner cylinder 3 are fixed relative to 2 position of outer barrel.
The course of work.
45 ° of ROTATING SOURCE cap after the source cap 11 of radioactive source is put into square indentations by square openings first, and by
It is more than square openings width in the catercorner length of source cap 11, source cap 11 is caught in square indentations, opposite outer barrel 2 is fixed.
At this time, handle is rotated to 45 ° after lifting handle 1, positioning pin 4 is located at the position of 12 top face of inner cylinder limiting groove, then put
Open handle 1；Positioning pin 4 is under the action of lock spring 5, and automatically into the limiting groove 12 of inner cylinder, inner cylinder position is locked, source
Cap 11 is locked in locking head 6, then can to radioactive source link closely or shackle；Then again radioactive source be installed on instrument on or
It is placed into radiation source capsule.Upper handle 1 again, and locking head 6 is opened after 45 ° of rotation, is installed radioactive source, is removed device.
In short, be staggered 90 ° of limiting slots at the top of inner cylinder, and bottom embeds sealing baffle 7.After handle 1 above carries, inner cylinder and
Outer barrel 2 is relatively independent, and inner cylinder being capable of 360 ° of rotations.Positioning pin 4 can be transferred to inner cylinder by handle 1 under the action of lock spring 5
Top or inner cylinder limiting groove 12 in.Positioning pin 4, which is located at top, can then be put into radioactive source in source filling or instrument source chamber；It is fixed
Position pin 4 is absorbed in limiting groove 12, and radioactive source is in locking state under the action of the compression of lock spring 5, at this time outer barrel 2 and inner cylinder
Bottom is staggered 45 °, and radioactive source is locked in the bottom of the present apparatus.
It is understood that above with respect to the specific descriptions of the utility model, it is merely to illustrate the utility model and is not
The described technical solution of the utility model embodiment is limited to, it will be understood by those of ordinary skill in the art that, still can be with
Modify to the utility model or equivalent substitution, to reach identical technique effect；As long as satisfaction uses needs, all in this reality
Within new protection domain.
Claims (7)
1. one kind is used for boring neutron density instrument installation device for radioactive source, including outer barrel and the inner cylinder that is arranged in outer barrel, its
It is characterized in that, the outer barrel can rotate relative to inner cylinder；
One end of the outer barrel is provided with handle；The handle is a lid-like, it is movably connected with outer barrel by positioning pin；Institute
State inner cylinder and four limiting grooves are circumferentially equally spacedly offered close to the end of handle one end, the outer barrel barrel offers length
Strip through hole, the positioning pin sequentially pass through handle, strip through hole and extend to above inner cylinder；One lock spring is arranged at outer barrel
Above interior, positioning pin；The lock spring is in compressive state, it is crimped on positioning pin and brings pressure to bear on positioning pin, make positioning pin with
Inner cylinder top is in contact；The width of the strip through hole is equal to the width of positioning pin, and the length of the strip through hole is more than
The length of positioning pin；
The other end of the outer barrel is provided with the locking head for locking radioactive source, which is a hollow nested structure, its set
It is connected to outer drum outer wall, is fixedly linked by safety pin and outer barrel；The hollow sleeve structural base, which is provided with, prevents inner cylinder from dropping out outer barrel
Convex edge, which is limited in inner cylinder in outer barrel；The inner cylinder bottom offers square indentations, above the square indentations
It is provided with sealing baffle, the opening at the hollow nested structure bottom convex edge is square openings；The width of the square indentations
Degree is more than the width of square openings, and cap size is identical in a steady stream for size and the radiation of the square openings.
It is 2. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
State the extension bar held when being provided with easy to use on the outer tube wall of outer barrel.
It is 3. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
Stating strip through hole has two, its position is oppositely disposed on outer barrel barrel, and the positioning pin has two, and each positioning pin is each
From through the strip through hole where it.
It is 4. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
Positioning pin is stated to be fixedly linked or be threadedly coupled with handle.
It is 5. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
Baffle is stated to be fixedly linked with inner cylinder.
It is 6. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
State the top of lock spring and a compression spring pin being arranged in outer barrel is in contact, make lock spring in compressive state, be pressed in positioning pin
On；The compression spring pin is fixedly linked with outer tube inner wall.
It is 7. according to claim 1 a kind of for brill neutron density instrument installation device for radioactive source, it is characterised in that：Institute
State handle and use transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721320597.3U CN207229095U (en) | 2017-10-13 | 2017-10-13 | One kind is used for brill neutron density instrument installation device for radioactive source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721320597.3U CN207229095U (en) | 2017-10-13 | 2017-10-13 | One kind is used for brill neutron density instrument installation device for radioactive source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229095U true CN207229095U (en) | 2018-04-13 |
Family
ID=61850542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721320597.3U Expired - Fee Related CN207229095U (en) | 2017-10-13 | 2017-10-13 | One kind is used for brill neutron density instrument installation device for radioactive source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388567A (en) * | 2020-10-29 | 2021-02-23 | 中国石油天然气集团有限公司 | Neutron source loading and unloading device and method for logging instrument |
-
2017
- 2017-10-13 CN CN201721320597.3U patent/CN207229095U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388567A (en) * | 2020-10-29 | 2021-02-23 | 中国石油天然气集团有限公司 | Neutron source loading and unloading device and method for logging instrument |
| CN112388567B (en) * | 2020-10-29 | 2022-03-29 | 中国石油天然气集团有限公司 | Neutron source loading and unloading device and method for logging instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180528 Address after: 124010 office building of 0C01 Dong well logging company, Xinhua District, Xinglongtai District, Panjin, Liaoning, China Patentee after: China Petroleum Group logging Co.,Ltd. Liaohe branch Address before: 124010 Wenchang street, Bohai street, Xinglongtai District, Panjin, Liaoning. Patentee before: CNPC GREAT WALL DRILLING COMPANY LOGGING CO. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201009 Address after: 100032 Liupuwei, Xicheng District, Beijing Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA PETROLEUM LOGGING Co.,Ltd. Address before: 124010 office building of 0C01 Dong well logging company, Xinhua District, Xinglongtai District, Panjin, Liaoning, China Patentee before: China Petroleum Group logging Co.,Ltd. Liaohe branch |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20211013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |