CN209559043U - A kind of mechanical reducing device of annular - Google Patents
A kind of mechanical reducing device of annular Download PDFInfo
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- CN209559043U CN209559043U CN201821850995.0U CN201821850995U CN209559043U CN 209559043 U CN209559043 U CN 209559043U CN 201821850995 U CN201821850995 U CN 201821850995U CN 209559043 U CN209559043 U CN 209559043U
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- China
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- necking
- mould
- end cap
- pedestal
- perforating bullet
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Abstract
The utility model relates to a kind of mechanical reducing devices of annular, it is related to perforating bullet manufacturing technology field, and pedestal is cylindrical member, and submounts can place perforating bullet；Mould is hollow cylinder in necking, and hollow cylinder inner diameter is identical as pedestal outer diameter, and pedestal is placed in necking in mould, and mould is mounted under press machine on working face in necking；Guide sleeve is that mould contacts with each other center line coincidence in hollow solid and necking；Necking formed punch is mounted on press machine on working face, and necking formed punch is all overlapped with the center line of mould in pedestal, necking, perforating bullet component, fixed end cap, guide sleeve.Its structure is simple, easy to operate, and quality is stable, high-efficient.
Description
Technical field
The utility model belongs to it and is related to priming system manufacturing technology field, relates generally to perforating bullet component and fixed end cap is solid
Surely the necking technology connected, in particular to a kind of mechanical reducing device of annular.
Background technique
With the development of oil-gas exploration, deep-well, ultradeep well, slim-hole and deformed casing well are more and more, and old well is again
Exploitation dynamics further increases, and is used for accident treatment in addition, it is necessary to carry out perforation through tubing, this perforation for crossing oil pipe just needs
Want pressure resistant type perforating bullet.
Due to the exposed acting of the perforation in well liquid of pressure-resistant perforating bullet, it is therefore necessary to meet: perforation body and fixed end cap
Connection is reliable and can mutually rotate, and is convenient to well head assembly, and certain pressure is born in underground, and acting ability is especially strong.Existing rank
Section pressure resistant type perforation body is connect with the threaded connection of the connection type of fixed end cap and circlip, it is contemplated that the production of product and is made
It can mutually be rotated with situation-shell and end cap, simple production process.Threaded connection can guarantee rotation, but rotate back casing with
It can be loosened between end cap, can enter inside perforating bullet so as to cause the medium such as water, mud, acid solution of oil/gas well, influence perforating bullet
Performance.Circlip connection can guarantee to rotate, but circlip sacrifices perforating bullet oral area ruler on the basis of same bore perforating bullet
It is very little to guarantee to rotate, it reduces perforating bullet and wears depth.
Summary of the invention
The technical issues of the utility model solves is: in order to solve technical problem present in background technique, this is practical new
The purpose of type is to provide a kind of New Ring-like Type machinery reducing device, its structure is simple, easy to operate, and quality is stable, high-efficient.
The technical solution of the utility model is: a kind of mechanical reducing device of annular, including mould, perforating bullet in pedestal, necking
Component, fixed end cap, guide sleeve and formed punch；Mould and the equal both ends open of guide sleeve in the necking, inside are cavity；Guide sleeve and
Mould is clearance fit in necking；Pedestal is located in necking in mould, and mould inner wall clearance fit in base outer wall and necking；Perforating bullet
Component is located on pedestal, and fixed end cap is located above perforating bullet component；Formed punch outer wall and guide sleeve inner wall are clearance fit；Bottom
Mould, perforating bullet component, fixed end cap, guide sleeve and punch axis are overlapped in seat, necking.
The further technical solution of the utility model is: the pedestal is set as boring on one side with what perforating bullet attached components touched
Shape, tapered surface place perforating bullet component.
The further technical solution of the utility model is: in the necking mould be hollow round table, hollow diameter of a circle with
Perforating charge cartridge case shape is consistent.
The further technical solution of the utility model is: the formed punch is conical surface semi-hollow body, the angle and fixation of the conical surface
End cap angle is consistent.
The further technical solution of the utility model is: the perforating bullet component include primacord slot, booster explosive, shell,
End cap, main blasting charge and cavity liner；The shell and end cap are mutually connected, internal after connection to form cavity body；Inside cavity body
From along shell axis, cavity liner, main blasting charge are together with shell successively combined pressure；The one end of shell far from end cap is quick-fried equipped with leading
Rope slot, and primacord slot, shell, end cap, cavity liner and main blasting charge axis are mutually overlapped；Booster explosive is located at main blasting charge and leans on
One end of nearly primacord slot, is laminated, and be not in contact with cavity liner with main blasting charge.
The further technical solution of the utility model is: the shell is connected with end cap using mechanical press necking, and is led to
Sealing ring is crossed to be sealed.
The further technical solution of the utility model is: the cavity liner is not with the one side of main blasting charge pressing along axis week
To sealing compound is distributed with.
Invention effect
The utility model has the technical effect that it will be penetrated without the body of a gun the utility model proposes annular mechanical reducing device
The end cap of hole bullet quickly blocks the shell case of body-free perforating bullet, under the premise of guaranteeing sealing, can mutually rotate.The letter of its structure
Single, easy to operate, pressing is high-quality, high-efficient.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model
Fig. 2 is perforating bullet component diagram
Description of symbols: mould in 1-pedestal, 2-neckings, 3-perforating bullet components, 4-fixed end caps, 5-guide sleeves,
6-formed punches, 7-end caps, 8-sealing rings, 9-sealing compounds, 10-cavity liners, 11-main blasting charges, 12-shells, 13-propagation of explosions
Medicine, 14-primacord slots
Specific embodiment
Referring to Fig. 1-Fig. 2, the utility model proposes the technical solutions that annular mechanical reducing device uses are as follows: including pedestal
1, mould 2, perforating bullet component 3, fixed end cap 4, guide sleeve 5, formed punch 6 in necking；Pedestal 1 is cylindrical body, and the conical surface can be placed
Perforating bullet component 3；Mould 2 is hollow cylinder in necking, and the internal diameter of hollow cylinder is identical as the outer diameter of pedestal 1, pedestal 1
It is placed in necking in mould 2, mould 2 is mounted under press machine on working face in necking；Guide sleeve 5 is hollow solid, and contracting
Mould 2 cooperates in mouthful；Formed punch 6 is mounted on working face on press machine, mould 2 in formed punch 6 and pedestal 1, necking, perforating bullet component 3,
Center line all coincidences of fixed end cap 5, guide sleeve 5.The concave surface size and perforating bullet component 2 of the pedestal 1 are mating.
Perforating bullet component include primacord slot, booster gains, shell, main blasting charge column, cavity liner, sealing compound, sealing ring,
End cap composition；Cavity liner has together with pressing mold combined pressure with booster gains, shell and main blasting charge column；In order to improve safety
With detonation reliability, special shape booster gains structure is devised；Cavity liner loosens in order to prevent, and it is uniform to depend on casing annular
It is distributed in cavity liner bottom surface and applies one layer of sealing compound；In order to increase perforating bullet caliber size, there is an annular recessed in bottom in shell
Slot is used for mounting O-shaped viton seal ring；In order to guarantee that shell and end cap connect reliable and can be freely rotated, shell with
End cap directly presses necking and links together.
The principles of the present invention are: fixed end cap and the perforating bullet component that mould and pedestal are fixed in are squeezed with formed punch,
After fixed end cap reaches yield strength, perforating bullet is by annular necking.
The specific steps of present embodiment are as follows: step 1: mould in necking is placed on the lower working face of press machine；
Step 2: formed punch is mounted on the upper working face of press machine；Step 3: formed punch is entangled with guide sleeve, up and down pressure
Machine upper table face, the relative position of mould in formed punch and necking is determined with guide sleeve；Step 4: by pedestal, perforating bullet component, consolidating
Fixed end lid is sequentially placed into necking in mould；Step 5: positioning is mounted in necking on mould, the pressurization necking of press machine downlink；The
Five steps: press machine pressure maintaining backhaul, pedestal ejection complete perforating bullet necking process, prepare next hair necking.
Claims (7)
1. a kind of mechanical reducing device of annular, which is characterized in that including mould (2) in pedestal (1), necking, perforating bullet component (3),
Fixed end cap (4), guide sleeve (5) and formed punch (6)；Mould (2) and the equal both ends open of guide sleeve in the necking, inside are cavity；
Mould (2) is clearance fit in guide sleeve (5) and necking；Pedestal (1) is located in necking in mould (2), and pedestal (1) outer wall and necking
Middle mould (2) inner wall clearance fit；Perforating bullet component (3) is located on pedestal (1), and fixed end cap (4) are located on perforating bullet component (3)
Side；Formed punch (6) outer wall and guide sleeve (5) inner wall are clearance fit；It is mould (2) in pedestal (1), necking, perforating bullet component (3), solid
Fixed end lid (4), guide sleeve (5) and formed punch (6) axis are overlapped.
2. the mechanical reducing device of a kind of annular as described in claim 1, which is characterized in that the pedestal (1) and perforating bullet group
What part (3) was in contact is set as taper on one side, and tapered surface places perforating bullet component (3).
3. the mechanical reducing device of a kind of annular as described in claim 1, which is characterized in that mould (2) is hollow in the necking
Rotary table, hollow diameter of a circle are consistent with perforating charge cartridge case shape.
4. the mechanical reducing device of a kind of annular as described in claim 1, which is characterized in that the formed punch (6) be the conical surface in midair
Heart body, the angle of the conical surface are consistent with fixed end cap (4) angle.
5. the mechanical reducing device of a kind of annular as described in claim 1, which is characterized in that the perforating bullet component (3) includes
Primacord slot (14), booster explosive (13), shell (12), end cap (7), main blasting charge (11) and cavity liner (10)；The shell
(12) it is mutually connected with end cap (7), it is internal after connection to form cavity body；Inside cavity body from along shell (12) axis, Types of Medicine
Covering (10), main blasting charge (11) and shell (12), successively combined pressure is together；Shell (12) is equipped with primacord far from one end of end cap
Slot (14), and primacord slot (14), shell (12), end cap (7), cavity liner (10) and the homogeneous mutual respect of main blasting charge (11) axis
It closes；Booster explosive (13) is located at the one end of main blasting charge (11) close to primacord slot (14), is laminated with main blasting charge (11), and
It is not in contact with cavity liner (10).
6. the mechanical reducing device of a kind of annular as claimed in claim 5, which is characterized in that the shell (12) and end cap (7)
It is connected using mechanical press necking, and is sealed by sealing ring (8).
7. the mechanical reducing device of a kind of annular as claimed in claim 5, which is characterized in that the cavity liner (10) not with main dress
The one side of explosive (11) pressing has sealing compound (9) along axis is circumferentially distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850995.0U CN209559043U (en) | 2018-11-12 | 2018-11-12 | A kind of mechanical reducing device of annular |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850995.0U CN209559043U (en) | 2018-11-12 | 2018-11-12 | A kind of mechanical reducing device of annular |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209559043U true CN209559043U (en) | 2019-10-29 |
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ID=68299971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821850995.0U Active CN209559043U (en) | 2018-11-12 | 2018-11-12 | A kind of mechanical reducing device of annular |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209559043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110527457A (en) * | 2019-09-18 | 2019-12-03 | 大庆石油管理局有限公司 | A kind of petroleum perforation charge sealing glue formula and preparation method |
| CN116625175A (en) * | 2023-07-25 | 2023-08-22 | 吉林市双林射孔器材有限责任公司 | Large-aperture pressurizing perforating bullet |
-
2018
- 2018-11-12 CN CN201821850995.0U patent/CN209559043U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110527457A (en) * | 2019-09-18 | 2019-12-03 | 大庆石油管理局有限公司 | A kind of petroleum perforation charge sealing glue formula and preparation method |
| CN116625175A (en) * | 2023-07-25 | 2023-08-22 | 吉林市双林射孔器材有限责任公司 | Large-aperture pressurizing perforating bullet |
| CN116625175B (en) * | 2023-07-25 | 2023-09-19 | 吉林市双林射孔器材有限责任公司 | Large-aperture pressurizing perforating bullet |
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