CN205977127U - A multi -arm righting device for oil field work - Google Patents
A multi -arm righting device for oil field work Download PDFInfo
- Publication number
- CN205977127U CN205977127U CN201620905343.7U CN201620905343U CN205977127U CN 205977127 U CN205977127 U CN 205977127U CN 201620905343 U CN201620905343 U CN 201620905343U CN 205977127 U CN205977127 U CN 205977127U
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- CN
- China
- Prior art keywords
- support arm
- arm
- support
- joint
- slip joint
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a multi -arm righting device for oil field work, its technical scheme is: including last slip joint, down slip joint, connecting rod, first support arm, second support arm, third support arm, fourth support arm, the 5th support arm, the 6th support arm, go up slip joint, down slip joint pass through the connecting rod and connect, connect and go up linking arm and linking arm down through being equipped with a gyro wheel on every group arm, group's support arm is respectively through the pivot connection at last slip joint under and on the slip joint, the beneficial effects of the utility model are that: right equipment through this and can ensure that the arm is accurate placed in the middle to all the time, provide the radial force of an invariant, set upright or straight the arm and connect in pairs, guarantee the accuracy and set upright or straight, provide the stable power of radially setting upright or straight simultaneously on whole operation diameter.
Description
Technical field
This utility model is related to a kind of oil field operation righting equipment, helps particularly to a kind of multi-arm for oil field operation
Equipment.
Background technology
Centralizer belongs to cementing tool, and it is simple to manufacture, and structure is attractive in appearance, firm and durable, and uprighting force is big, overcomes former welding type
Easily there is the deficiency of sealing-off in centralizer, be a kind of centralizer that can guarantee that well drilling and cementing quality.Centralizer species is various, presses
Structure can be divided into roller type, slide block type, automatic reverse formula etc..The centralizer of different structure and material is it is adaptable to dissimilar
The oil well of eccentric wear.The use of centralizer eccentric wear-proof process key technology is position, spacing and the quantity that centralizer is installed.
Existing centralizer in the external force being increased suddenly it is impossible to sustain precipitate pressure, and cannot
Play the effect of righting, the effect leading to righting undesirable it is impossible to continue normal work.
Content of the invention
The purpose of this utility model is aiming at the drawbacks described above of prior art presence, provide a kind of for oil field operation
Multi-arm righting device.
Its technical scheme is：Including upper slip joint, lower slider joint, connecting rod, the first support arm, the second support arm,
3rd support arm, the 4th support arm, the 5th support arm, the 6th support arm, upper slip joint, lower slider joint are by connecting rod even
Connect, the upper and lower ends of connecting rod are provided with back-up ring, every group of arm connects upper linking arm and lower linking arm by being provided with roller, 6
Group support arm is connected in upper slip joint and lower slider joint by rotating shaft respectively, wherein, the first support arm, the second support
Arm, the upper linking arm of the 3rd three groups of support arms of support arm are connected to the centre position of slip joint, the first support arm, second
Brace, the lower linking arm of the 3rd three groups of support arms of support arm are connected to the top of lower slider joint, wherein, the 4th support arm,
Five support arms, the upper linking arm of the 6th three groups of support arms of support arm are connected to the bottom position of slip joint, the 4th support arm,
5th support arm, the lower linking arm of the 6th three groups of support arms of support arm are connected to the centre position of lower slider joint, and described
It is in mutually 120 degree of angles between one support arm, the second support arm, three groups of support arms of the 3rd support arm, described the 4th support arm,
It is in mutually 120 degree of angles between 5th support arm, three groups of support arms of the 6th support arm.
The described centre position of upper slip joint and bottom position are provided with annular retractable sliding sleeve, and described rotating shaft is connected to
On annular retractable sliding sleeve, the upper and lower ends of described annular retractable sliding sleeve are supported by turn respectively.
The described tip position of lower slider joint and centre position are provided with annular retractable sliding sleeve, and described rotating shaft is connected to
On annular retractable sliding sleeve, the upper and lower ends of described annular retractable sliding sleeve are supported by turn respectively.
The beneficial effects of the utility model are：Can ensure that arm is accurately placed in the middle by this righting equipment, and provide one all the time
Individual constant radial force, righting arm connects in pairs it is ensured that accurate righting, diametrically provides stable radial direction in whole operation simultaneously
Uprighting force.
Brief description
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the structural representation of rotating shaft on annular retractable sliding sleeve；
Upper in figure：Upper slip joint 1, lower slider joint 2, connecting rod 3, the first support arm 4, the second support arm 5, the 3rd
Brace 6, the 4th support arm 7, the 5th support arm 8, the 6th support arm 9, annular retractable sliding sleeve 10, rotating shaft 11, back-up ring 12.
Specific embodiment
In conjunction with accompanying drawing 1-2, the utility model will be further described：
This utility model includes slip joint 1, lower slider joint 2, connecting rod 3, the first support arm 4, the second support arm
5th, the 3rd support arm 6, the 4th support arm 7, the 5th support arm 8, the 6th support arm 9, upper slip joint 1, lower slider joint 2 pass through
Connecting rod 3 connects, and the upper and lower ends of connecting rod 3 are provided with back-up ring 12, and every group of arm connects upper linking arm by being provided with a roller
With lower linking arm, 6 groups of support arms are connected in slip joint 1 and lower slider joint 2 by rotating shaft 11 respectively, wherein, first
Support arm 4, the second support arm 5, the upper linking arm of the 3rd 6 three groups of support arms of support arm are connected to the interposition of slip joint
Put, the first support arm 4, the second support arm 5, the lower linking arm of the 3rd 6 three groups of support arms of support arm are connected to lower slider joint
Top, wherein, the 4th support arm 7, the 5th support arm 8, the upper linking arm of the 6th 9 three groups of support arms of support arm are connected to slip
The bottom position of joint, the 4th support arm 7, the 5th support arm 8, the lower linking arm of the 6th 9 three groups of support arms of support arm are connected to
The centre position of lower slider joint 2, between described the first support arm 4, the second support arm 5,6 three groups of support arms of the 3rd support arm
It is in mutually 120 degree of angles, between described the 4th support arm 7, the 5th support arm 8,9 three groups of support arms of the 6th support arm be in mutually
120 degree of angles.
The described centre position of upper slip joint 1 and bottom position are provided with annular retractable sliding sleeve 10, described rotating shaft 11
It is connected on annular retractable sliding sleeve 10, the upper and lower ends of described annular retractable sliding sleeve 10 are supported by turn respectively.
The described tip position of lower slider joint 2 and centre position are provided with annular retractable sliding sleeve 10, described rotating shaft 11
It is connected on annular retractable sliding sleeve 10, the upper and lower ends of described annular retractable sliding sleeve 10 are supported by turn respectively.
Described rotating shaft 11 is cooperated with annular retractable sliding sleeve for arc rotating shaft.
Design principle：
Can ensure that arm is accurately placed in the middle by this righting equipment, and a constant radial force is provided all the time, righting arm becomes
To connecting it is ensured that accurate righting, diametrically provide stable radial direction uprighting force in whole operation simultaneously.
The above, be only preferred embodiment of the present utility model, and any those of ordinary skill in the art all may profit
With the technical scheme of above-mentioned elaboration, this utility model is changed or be revised as equivalent technical scheme.Therefore, foundation
Any simple modification or substitute equivalents that the technical solution of the utility model is carried out, belong to the greatest extent what this utility model claimed
Scope.
Claims (3)
1. a kind of multi-arm righting device for oil field operation, is characterized in that：Including upper slip joint, lower slider joint, connection
Bar, the first support arm, the second support arm, the 3rd support arm, the 4th support arm, the 5th support arm, the 6th support arm, upper slip connects
Head, lower slider joint are connected by connecting rod, and the upper and lower ends of connecting rod are provided with back-up ring, by being provided with a roller on every group of arm
Linking arm and lower linking arm in connection, 6 groups of support arms are connected in upper slip joint and lower slider joint by rotating shaft respectively, its
In, the first support arm, the second support arm, the upper linking arm of the 3rd three groups of support arms of support arm are connected to the centre of slip joint
Position, the first support arm, the second support arm, the lower linking arm of the 3rd three groups of support arms of support arm are connected to the top of lower slider joint
Portion, wherein, the 4th support arm, the 5th support arm, the upper linking arm of the 6th three groups of support arms of support arm are connected to slip joint
Bottom position, the 4th support arm, the 5th support arm, the lower linking arm of the 6th three groups of support arms of support arm are connected to lower slider and connect
The centre position of head, is mutually in 120 degree between described the first support arm, the second support arm, three groups of support arms of the 3rd support arm
Angle, is in mutually 120 degree of angles between described the 4th support arm, the 5th support arm, three groups of support arms of the 6th support arm.
2. a kind of multi-arm righting device for oil field operation according to claim 1, is characterized in that：Described upper slip
The centre position of joint and bottom position are provided with annular retractable sliding sleeve, and described rotating shaft is connected on annular retractable sliding sleeve, described
The upper and lower ends of annular retractable sliding sleeve supported by turn respectively.
3. a kind of multi-arm righting device for oil field operation according to claim 1, is characterized in that：Described lower slider
The tip position of joint and centre position are provided with annular retractable sliding sleeve, and described rotating shaft is connected on annular retractable sliding sleeve, described
The upper and lower ends of annular retractable sliding sleeve supported by turn respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620905343.7U CN205977127U (en) | 2016-08-20 | 2016-08-20 | A multi -arm righting device for oil field work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620905343.7U CN205977127U (en) | 2016-08-20 | 2016-08-20 | A multi -arm righting device for oil field work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977127U true CN205977127U (en) | 2017-02-22 |
Family
ID=58031722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620905343.7U Expired - Fee Related CN205977127U (en) | 2016-08-20 | 2016-08-20 | A multi -arm righting device for oil field work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373114A (en) * | 2017-10-03 | 2020-07-03 | G A R & D 有限公司 | Downhole device |
-
2016
- 2016-08-20 CN CN201620905343.7U patent/CN205977127U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373114A (en) * | 2017-10-03 | 2020-07-03 | G A R & D 有限公司 | Downhole device |
| CN111373114B (en) * | 2017-10-03 | 2022-06-28 | G A R & D 有限公司 | Downhole device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20170820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |