CN107313427B - A kind of improved packer and its manufacturing method - Google Patents
A kind of improved packer and its manufacturing method Download PDFInfo
- Publication number
- CN107313427B CN107313427B CN201710611215.0A CN201710611215A CN107313427B CN 107313427 B CN107313427 B CN 107313427B CN 201710611215 A CN201710611215 A CN 201710611215A CN 107313427 B CN107313427 B CN 107313427B
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- China
- Prior art keywords
- rubber sleeve
- sleeve
- fixed block
- shell
- rubber
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/66—Mould-pipes or other moulds
- E02D5/665—Mould-pipes or other moulds for making piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0001—Rubbers
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses a kind of improved packers to be provided with cement slurry accommodating chamber including fixed rubber sleeve inside the sleeve between rubber sleeve and sleeve, top fixed block is fixedly connected at the top of rubber sleeve, rubber sleeve bottom is fixedly connected with bottom fixed block；Top fixed block includes the first shell being fixedly connected with bush whorl, first connecting rod is connected in first shell, rubber sleeve is wrapped on first connecting rod, first shell bottom is provided with several briquettings, briquetting is crimped on rubber sleeve surface, grouting mouth is provided at the top of rubber sleeve, grouting mouth is located between the adjacent briquetting of any two；Bottom fixed block includes the second shell being fixedly connected with bush whorl, annular collet is provided in second shell, annular shoe surface setting is fluted, and rubber sleeve is plugged in groove, and the pressure ring crimped with rubber sleeve is provided in groove.The present invention can improve the deficiencies in the prior art, improve the uniform force degree of rubber sleeve.
Description
Technical field
The present invention relates to marine fixed platform technical field of construction, especially a kind of improved packer and its manufacturer
Method.
Background technique
At sea during the installation of fixed platform, the grout injection usually between sleeve and stake is realized
Fixed.Packer is the component for preventing cement slurry from leaking outside.Chinese invention patent CN 104859809B discloses one kind certainly
Closed packer, structure is simple, easy for installation.But the packer of this form is during pouring into cement slurry, rubber
Discontinuity is covered, the service life of rubber sleeve is influenced.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of improved packer and its manufacturing methods, are able to solve existing
The deficiency of technology improves the uniform force degree of rubber sleeve.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of improved packer is provided with water including fixed rubber sleeve inside the sleeve between rubber sleeve and sleeve
Mud accommodating chamber, rubber sleeve top are fixedly connected with top fixed block, and rubber sleeve bottom is fixedly connected with bottom fixed block；Top
Fixed block includes the first shell being fixedly connected with bush whorl, and first connecting rod is connected in first shell, and rubber sleeve is connected to
On first connecting rod, first shell bottom is provided with several briquettings, and briquetting is crimped on rubber sleeve surface, is provided at the top of rubber sleeve
Be in the milk mouth, and grouting mouth is located between the adjacent briquetting of any two；Bottom fixed block includes be fixedly connected with bush whorl
Two shells are provided with annular collet in second shell, and annular shoe surface setting is fluted, and rubber sleeve is plugged in groove, recessed
The pressure ring crimped with rubber sleeve is provided in slot.
Preferably, being socketed with several grabs on the first connecting rod, grab and rubber sleeve are interference fitted, grab two sides
It is connect by the first spring body with rubber damping ring, rubber damping ring is socketed on first connecting rod.
Preferably, the briquetting is connect by the first bolt with first shell, the contact surface of briquetting and rubber sleeve passes through
Second spring body is slidably connected there are two sliding block, is provided with rubber damping block between two sliding blocks.
Preferably, being provided with several bands in the rubber sleeve, reinforcing rib, reinforcing rib are provided between adjacent ribbons
Third spring body is connected between band.
Preferably, the bottom portion of groove sliding is provided with buckle, buckle is fixedly connected with the end of reinforcing rib.
Preferably, the pressure ring is connect by the second bolt with groove, pressure ring is located at the top of buckle, buckle and pressure ring
Between be provided with rubber pad.
A kind of manufacturing method of above-mentioned improved packer, comprising the following steps:
A, rubber sleeve is put into sleeve, top fixed block and bottom fixed block is fixed with rubber sleeve；
B, top fixed block and bottom fixed block are fixed on sleeve using fixing bolt, the locking torque of fixing bolt
It is the 75% of nominal torque；
C, bolt bracket is installed on fixing bolt；
D, cement slurry is injected into cement slurry accommodating chamber by the mouth that is in the milk, injection rate is the 50% of specified injection rate；
E, the stress variation of each fixing bolt is measured, calculates mean forced value；
F, itself stress and the smallest fixing bolt of mean forced value deviation are locked according to nominal torque, other fixed spiral shells
The locking torque of bolt is directlyed proportional to the deviation of nominal torque to its own stress to the deviation of mean forced value.
Brought beneficial effect is by adopting the above technical scheme: structure of the invention is reasonable, and rubber sleeve is fixed at top
Under the fixed function of block and bottom fixed block, uniform force is reasonable, can be good with hold mode in grout injection, prolongs significantly
The service life of rubber sleeve is grown.
Detailed description of the invention
Fig. 1 is the structure chart of a specific embodiment of the invention.
Fig. 2 is the structure chart of top fixed block in a specific embodiment of the invention.
Fig. 3 is the structure chart of briquetting in a specific embodiment of the invention.
Fig. 4 is the structure chart of rubber sleeve in a specific embodiment of the invention.
Fig. 5 is the structure chart of bottom fixed block in a specific embodiment of the invention.
In figure: 1, sleeve；2, rubber sleeve；3, cement slurry accommodating chamber；4, top fixed block；5, bottom fixed block；6, first
Shell；7, first connecting rod；8, briquetting；9, be in the milk mouth；10, second shell；11, annular collet；12, groove；13, pressure ring；14, block
Hook；15, the first spring body；16, rubber damping ring；17, the first bolt；18, second spring body；19, sliding block；20, rubber damping
Block；21, band；22, reinforcing rib；23, third spring body；24, it buckles；25, the second bolt；26, rubber pad.
Specific embodiment
The standardized element used in the present invention can commercially, and shaped piece is according to specification and attached drawing
Record can carry out customized, and the specific connection type of each part is all made of in the prior art mature bolt, rivet, weldering
The conventional means such as connect, paste, this will not be detailed here.
Referring to Fig.1-5, a specific embodiment of the invention includes the rubber sleeve 2 for being fixed on 1 inside of sleeve, rubber sleeve 2
It is provided with cement slurry accommodating chamber 3 between sleeve 1, top fixed block 4 is fixedly connected at the top of rubber sleeve 2,2 bottom of rubber sleeve is solid
Surely it is connected with bottom fixed block 5；Top fixed block 4 includes the first shell 6 of connection of being screwed with sleeve 1, in first shell 6
It is connected with first connecting rod 7, rubber sleeve 2 is connected on first connecting rod 7, and 6 bottom of first shell is provided with several briquettings 8, briquetting 8
Be crimped on 2 surface of rubber sleeve, be provided at the top of rubber sleeve 2 grouting mouth 9, grouting mouth 9 be located at the adjacent briquetting 8 of any two it
Between；Bottom fixed block 5 includes the second shell 10 of connection of being screwed with sleeve 1, is provided with annular collet in second shell 10
11, annular 11 surface of collet setting fluted 12, rubber sleeve 2 is plugged in groove 12, is provided in groove 12 and is pressed with rubber sleeve 2
The pressure ring 13 connect.Several grabs 14 are socketed on first connecting rod 7, grab 14 and rubber sleeve 2 are interference fitted, and 14 two sides of grab are logical
It crosses the first spring body 15 to connect with rubber damping ring 16, rubber damping ring 16 is socketed on first connecting rod 7.Briquetting 8 passes through first
Bolt 17 is connect with first shell 6, and the contact surface of briquetting 8 and rubber sleeve 2 is slidably connected by second spring body 18, and there are two sliding
Block 19 is provided with rubber damping block 20 between two sliding blocks 19.Several bands 21, adjacent ribbons 21 are provided in rubber sleeve 2
Between be provided with reinforcing rib 22, third spring body 23 is connected between reinforcing rib 22 and band 21.12 basal sliding of groove setting
There is buckle 24, buckle 24 is fixedly connected with the end of reinforcing rib 22.Pressure ring 13 is connect by the second bolt 25 with groove 12, pressure ring
13 are located at the top of buckle 24, are provided with rubber pad 26 between buckle 24 and pressure ring 13.
A kind of manufacturing method of above-mentioned improved packer, comprising the following steps:
A, rubber sleeve 2 is put into sleeve 1, top fixed block 4 and bottom fixed block 5 and rubber sleeve 2 is fixed；
B, top fixed block 4 and bottom fixed block 5 are fixed on sleeve 1 using fixing bolt, the locking of fixing bolt
Torque is the 75% of nominal torque；
C, bolt bracket is installed on fixing bolt；
D, cement slurry is injected into cement slurry accommodating chamber 3 by the mouth 9 that is in the milk, injection rate is the 50% of specified injection rate；
E, the stress variation of each fixing bolt is measured, calculates mean forced value；
F, itself stress and the smallest fixing bolt of mean forced value deviation are locked according to nominal torque, other fixed spiral shells
The locking torque of bolt is directlyed proportional to the deviation of nominal torque to its own stress to the deviation of mean forced value.
Rubber sleeve uniform force of the invention is reasonable, long service life.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of improved packer, including the rubber sleeve (2) being fixed on the inside of sleeve (1), rubber sleeve (2) and sleeve (1) it
Between be provided with cement slurry accommodating chamber (3), it is characterised in that: top fixed block (4), rubber are fixedly connected at the top of rubber sleeve (2)
Set (2) bottom is fixedly connected with bottom fixed block (5)；Top fixed block (4) includes being screwed the first of connection with sleeve (1)
Shell (6), first shell (6) is interior to be connected with first connecting rod (7), and rubber sleeve (2) is connected on first connecting rod (7), first shell
(6) bottom is provided with several briquettings (8), and briquetting (8) is crimped on rubber sleeve (2) surface, is provided with grouting at the top of rubber sleeve (2)
Mouth (9), grouting mouth (9) are located between the adjacent briquetting of any two (8)；Bottom fixed block (5) includes solid with sleeve (1) screw thread
Surely the second shell (10) connected, second shell (10) is interior to be provided with annular collet (11), and annular collet (11) surface is provided with
Groove (12), rubber sleeve (2) are plugged in groove (12), are provided with the pressure ring (13) crimped with rubber sleeve (2) in groove (12)；
Several grabs (14) are socketed on the first connecting rod (7), grab (14) and rubber sleeve (2) are interference fitted, grab (14) two
Side is connect by the first spring body (15) with rubber damping ring (16), and rubber damping ring (16) is socketed on first connecting rod (7).
2. improved packer according to claim 1, it is characterised in that: the briquetting (8) passes through the first bolt (17)
It is connect with first shell (6), there are two the contact surfaces of briquetting (8) and rubber sleeve (2) is slidably connected by second spring body (18)
Sliding block (19) is provided with rubber damping block (20) between two sliding blocks (19).
3. improved packer according to claim 1, it is characterised in that: be provided with several in the rubber sleeve (2)
Band (21) is provided with reinforcing rib (22) between adjacent ribbons (21), is connected with third between reinforcing rib (22) and band (21)
Spring body (23).
4. improved packer according to claim 3, it is characterised in that: groove (12) basal sliding is provided with card
It detains (24), buckle (24) is fixedly connected with the end of reinforcing rib (22).
5. improved packer according to claim 4, it is characterised in that: the pressure ring (13) passes through the second bolt (25)
It is connect with groove (12), pressure ring (13) is located at the top of buckle (24), buckles and is provided with rubber pad between (24) and pressure ring (13)
(26)。
6. a kind of manufacturing method of improved packer described in claim 1-5 any one, it is characterised in that including following
Step:
A, rubber sleeve (2) is put into sleeve (1), top fixed block (4) and bottom fixed block (5) and rubber sleeve (2) is fixed；
B, top fixed block (4) and bottom fixed block (5) are fixed on sleeve (1) using fixing bolt, the lock of fixing bolt
Tight torque is the 75% of nominal torque；
C, bolt bracket is installed on fixing bolt；
D, cement slurry is injected into cement slurry accommodating chamber (3) by grouting mouth (9), injection rate is the 50% of specified injection rate；
E, the stress variation of each fixing bolt is measured, calculates mean forced value；
F, itself stress and the smallest fixing bolt of mean forced value deviation are locked according to nominal torque, other fixing bolts
Locking torque is directlyed proportional to the deviation of nominal torque to its own stress to the deviation of mean forced value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710611215.0A CN107313427B (en) | 2017-07-25 | 2017-07-25 | A kind of improved packer and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710611215.0A CN107313427B (en) | 2017-07-25 | 2017-07-25 | A kind of improved packer and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107313427A CN107313427A (en) | 2017-11-03 |
| CN107313427B true CN107313427B (en) | 2019-04-09 |
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ID=60178885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710611215.0A Active CN107313427B (en) | 2017-07-25 | 2017-07-25 | A kind of improved packer and its manufacturing method |
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| Country | Link |
|---|---|
| CN (1) | CN107313427B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2211912C2 (en) * | 2001-06-04 | 2003-09-10 | Открытое акционерное общество "ВолгоградНИПИморнефть" | Packer |
| CN104859809A (en) * | 2015-02-09 | 2015-08-26 | 衡水橡胶股份有限公司 | Self-enclosed packer |
| CN105133661A (en) * | 2015-08-11 | 2015-12-09 | 深圳市腾海油田工程技术有限公司 | Inflatable packer based on undersea pile leg |
| CN204959717U (en) * | 2015-09-01 | 2016-01-13 | 衡水橡胶股份有限公司 | Marine fixed platform uses from closed packer |
| CN105804689A (en) * | 2016-04-20 | 2016-07-27 | 西南石油大学 | Packer |
-
2017
- 2017-07-25 CN CN201710611215.0A patent/CN107313427B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2211912C2 (en) * | 2001-06-04 | 2003-09-10 | Открытое акционерное общество "ВолгоградНИПИморнефть" | Packer |
| CN104859809A (en) * | 2015-02-09 | 2015-08-26 | 衡水橡胶股份有限公司 | Self-enclosed packer |
| CN105133661A (en) * | 2015-08-11 | 2015-12-09 | 深圳市腾海油田工程技术有限公司 | Inflatable packer based on undersea pile leg |
| CN204959717U (en) * | 2015-09-01 | 2016-01-13 | 衡水橡胶股份有限公司 | Marine fixed platform uses from closed packer |
| CN105804689A (en) * | 2016-04-20 | 2016-07-27 | 西南石油大学 | Packer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107313427A (en) | 2017-11-03 |
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Denomination of invention: An improved packer and its manufacturing method Effective date of registration: 20221103 Granted publication date: 20190409 Pledgee: Cangzhou Bank Co.,Ltd. Hengshui Branch Pledgor: SINO RUBBER TECHNOLOGY Co.,Ltd. Registration number: Y2022980020740 |