CN201963274U - Eccentric bullet-fixation bullet frame for perforating bullet - Google Patents
Eccentric bullet-fixation bullet frame for perforating bullet Download PDFInfo
- Publication number
- CN201963274U CN201963274U CN2011200667110U CN201120066711U CN201963274U CN 201963274 U CN201963274 U CN 201963274U CN 2011200667110 U CN2011200667110 U CN 2011200667110U CN 201120066711 U CN201120066711 U CN 201120066711U CN 201963274 U CN201963274 U CN 201963274U
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- China
- Prior art keywords
- bullet
- perforating
- perforating bullet
- firing mount
- fixation
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Abstract
The utility model relates to an eccentric bullet-fixation bullet frame for a perforating bullet, which belongs to the field of bullet fixation for the perforating bullet of oil gas well perforation and comprises a bullet frame made of seamless steel pipes or welding steel pipes. The eccentric bullet-fixation bullet frame for the perforating bullet is characterized in that a round perforating bullet filling hole, a round perforating bullet positioning hole and a primacord guide groove are arranged on the pipe wall of the bullet frame, the perforating bullet is fixed in the bullet frame according to the deviation of the phase from the axial line of the bullet frame, a primacord of the perforating bullet is in a spiral wire shape along the bullet frame and is in winding arrangement along the primacord guide groove, the perforating bullet fixation position deviates from the center line of a perforating gun, and the following effects can be realized: the firmness of the perforating bullet on a perforating device is improved, the eccentric fixation for the perforating bullet is realized, the perforating depth of the perforating device is increased, the perforating bullet fixation structure is scientific and reasonable, the manufacture process is simple, and the implementation is easy. When the perforating bullet is used, the eccentric bullet-fixation bullet frame for the perforating bullet is convenient and has high maneuverability.
Description
Technical field
The utility model provides a kind of perforating bullet off-centre that is used for perforating oil gas well to play mode admittedly, and especially a kind of perforating bullet off-centre is firing mount admittedly.
Background technology
At present, be used for perforating oil gas well lined-cavity charge fixedly be to withstand in the circular pipe type firing mount hole by the body male cone (strobilus masculinus), the perforating bullet other end compresses with firing mount; In perhaps perforating bullet was packed circular pipe type firing mount hole into, the perforating bullet other end compressed with detonating fuse.Because the height of perforating bullet is limited, it is in the middle position substantially in perforating gun, and the interior space of perforating gun can not be made full use of, and wearing deeply of perforating bullet can not be given full play to.
The utility model content
According to above the deficiencies in the prior art, the technical problems to be solved in the utility model is: a kind of space in the perforating gun that makes full use of is provided, improve the perforating bullet height of burst, and make the perforating bullet fixation, give full play to the dark performance of wearing of perforating bullet, reach and improve perforating bullet off-centre that perforator wears dark purpose firing mount admittedly.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of perforating bullet off-centre plays firing mount admittedly, comprise the firing mount that seamless steel pipe or welded steel pipe are made, it is characterized in that: the tube wall of described firing mount is provided with circular perforating bullet and shoots hole, circular perforating bullet locating hole and detonating fuse gathering sill, perforating bullet is fixed in the firing mount by phase deviation firing mount axis, the detonating fuse of perforating bullet along firing mount in the shape of a spiral line twine to be provided with along the detonating fuse gathering sill.
Perforating bullet is fixed in the firing mount by phase deviation firing mount axis, makes the perforating bullet permanent position depart from the center line of perforating gun, improves the fastness of perforating bullet on perforator, and is convenient, workable when perforating bullet uses.
Wherein preferred version is:
Described circular perforating bullet shoots hole, circular perforating bullet locating hole and detonating fuse gathering sill and is arranged on the tube wall of firing mount by the phase angle arrangement.The phase angle size can be provided with as required, makes to arrange on firing mount in order, saves the space, increases operation rate.
Described detonating fuse gathering sill and circular perforating bullet locating hole intersect setting.Both corresponding setting, the installation effectiveness of raising detonating fuse.
Described circular perforating bullet shoots the both sides, hole and establishes pressure bullet seamed edge.Be convenient to fix.
The utility model perforating bullet off-centre beneficial effect that firing mount had admittedly is: by the tube wall at firing mount circular perforating bullet is set and shoots the hole, circular perforating bullet locating hole and detonating fuse gathering sill, perforating bullet is fixed in the firing mount by phase deviation firing mount axis, the detonating fuse of perforating bullet along firing mount in the shape of a spiral line twine to be provided with along the detonating fuse gathering sill, make the perforating bullet permanent position depart from the center line of perforating gun, can realize: improve the fastness of perforating bullet on perforator, realize that perforating bullet is eccentric fixing, improving perforator wears deeply, fixing perforating bullet scientific structure, rationally, manufacturing process is simple, easily go.When perforating bullet uses, convenient, workable.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of perforating bullet of the present utility model;
Fig. 3 is a user mode schematic diagram of the present utility model;
Wherein: 1, perforating bullet locating hole 2, detonating fuse gathering sill 3, pressure play seamed edge 4, shoot hole 5, firing mount body 6, cylindrical positioning boss 7, pad 8, positioning boss 9, detonating fuse 10, perforating gun.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further:
Embodiment 1:
As Fig. 1, Fig. 2, shown in Figure 3, the firing mount body 5 that seamless steel pipe or welded steel pipe are made, its tube wall is provided with circular perforating bullet and shoots hole 4, circular perforating bullet locating hole 1 and detonating fuse gathering sill 2, perforating bullet is fixed in the firing mount by phase deviation firing mount body 5 axis, the detonating fuse 9 of perforating bullet along firing mount body 5 in the shape of a spiral line twine along detonating fuse gathering sill 2 and be provided with, make the perforating bullet permanent position depart from the center line of perforating gun 10.Circular perforating bullet shoots hole 4, circular perforating bullet locating hole 1 and detonating fuse gathering sill 2 and is arranged on the tube wall of firing mount by the certain phase angle arrangement.The phase angle size can be provided with as required, makes to arrange on firing mount in order, saves the space, increases operation rate.Circular perforating bullet shoots 4 both sides, hole and establishes pressure bullet seamed edge 3, is convenient to fix.
Detonating fuse gathering sill 2 intersects setting with circular perforating bullet locating hole.Both corresponding setting, the installation effectiveness of raising detonating fuse 9.
Embodiment 2:
Drive perforating bullet locating hole and detonating fuse gathering sill 2 on firing mount body 5 walls, gathering sill makes detonating fuse 9, and wire-wound is capable in the shape of a spiral along steel pipe inwall or external surface, and the angle of gathering sill and firing mount axis is a helical angle, and close and firing mount caliber is adjusted angle according to the hole.On 180 ° of phase places of locating hole, compress perforating bullet, make the center line of perforating bullet misalignment firing mount, perforating gun.The perforating bullet profile is seen Fig. 2, perforating bullet one end is cylindrical positioning boss 6, cooperate with perforating bullet locating hole 1, be used for fixing perforating bullet, the other end is a positioning boss 8, two positioning boss are arranged above, stir firing mount round about and shoot two pressure bullet seamed edges 3 on the hole and compress perforating bullet, make the perforating bullet fixation.
Original perforating bullet, firing mount body 5 and perforating gun 10 are common prior art in the utility model, its setting and use to industry technician and grasped.
Operating principle and use:
Perforating bullet is packed into from shooting hole 4, cylindrical positioning boss 6 cooperates with firing mount perforating bullet locating hole 1, be stuck on the locating hole, detonating fuse 9 along the firing mount inwall in the shape of a spiral line detour along detonating fuse gathering sill 2, pad 7 compresses 9, two of detonating fuses and presses bullet seamed edge 3 to compress two positioning boss of perforating bullet.
Claims (4)
1. perforating bullet off-centre firing mount admittedly, comprise the firing mount that seamless steel pipe or welded steel pipe are made, it is characterized in that: the tube wall of described firing mount is provided with circular perforating bullet and shoots hole, circular perforating bullet locating hole and detonating fuse gathering sill, perforating bullet is fixed in the firing mount by phase deviation firing mount axis, the detonating fuse of perforating bullet along firing mount in the shape of a spiral line twine to be provided with along the detonating fuse gathering sill.
2. perforating bullet off-centre according to claim 1 is firing mount admittedly, it is characterized in that: described circular perforating bullet shoots hole, circular perforating bullet locating hole and detonating fuse gathering sill and is arranged on the tube wall of firing mount by the phase angle arrangement.
3. perforating bullet off-centre according to claim 1 and 2 is firing mount admittedly, it is characterized in that: described detonating fuse gathering sill and circular perforating bullet locating hole intersect setting.
4. according to claim 1 or 2 or 3 described perforating bullet off-centre firing mount admittedly, it is characterized in that: described circular perforating bullet shoots the both sides, hole and establishes to press and play seamed edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200667110U CN201963274U (en) | 2011-03-15 | 2011-03-15 | Eccentric bullet-fixation bullet frame for perforating bullet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200667110U CN201963274U (en) | 2011-03-15 | 2011-03-15 | Eccentric bullet-fixation bullet frame for perforating bullet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963274U true CN201963274U (en) | 2011-09-07 |
Family
ID=44525809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200667110U Expired - Fee Related CN201963274U (en) | 2011-03-15 | 2011-03-15 | Eccentric bullet-fixation bullet frame for perforating bullet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358549A (en) * | 2014-11-14 | 2015-02-18 | 山东北方民爆器材有限公司 | Perforated face oriented perforator for oil and gas wells |
-
2011
- 2011-03-15 CN CN2011200667110U patent/CN201963274U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358549A (en) * | 2014-11-14 | 2015-02-18 | 山东北方民爆器材有限公司 | Perforated face oriented perforator for oil and gas wells |
| CN104358549B (en) * | 2014-11-14 | 2017-02-22 | 山东北方民爆器材有限公司 | Perforated face oriented perforator for oil and gas wells |
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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: 20110907 Termination date: 20150315 |
|
| EXPY | Termination of patent right or utility model |