CN219672617U - Low-chip perforating bullet - Google Patents
Low-chip perforating bullet Download PDFInfo
- Publication number
- CN219672617U CN219672617U CN202321150212.9U CN202321150212U CN219672617U CN 219672617 U CN219672617 U CN 219672617U CN 202321150212 U CN202321150212 U CN 202321150212U CN 219672617 U CN219672617 U CN 219672617U
- Authority
- CN
- China
- Prior art keywords
- fixing
- shaped cover
- ring
- low
- groove
- 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.)
- Active
Links
- 239000002360 explosive Substances 0.000 claims abstract description 18
- 230000008093 supporting effect Effects 0.000 claims abstract description 14
- 239000003814 drug Substances 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 8
- 239000012634 fragment Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Abstract
The utility model relates to the technical field of perforating bullets and discloses a low-debris perforating bullet, which comprises a shell, wherein a main explosive is arranged in the shell, a medicine-shaped cover is arranged at the top of an inner cavity of the shell, a threaded ring is arranged at the top of the shell, a fixing ring is arranged in an internal thread of the threaded ring, the top of the medicine-shaped cover is movably inserted into the fixing ring, pin shafts which are arranged at equal intervals are arranged at the top of the medicine-shaped cover, and fixing plates are arranged at the top ends of the pin shafts. The utility model is arranged in the thread ring through the thread of the fixing ring, is convenient for supporting the drug-shaped cover, and the drug-shaped cover is enabled to upwards split along the guide groove under the impact of the air flow generated by the explosion of the main explosive through the guide groove arranged on the outer surface of the drug-shaped cover, so that the drug-shaped cover can be split into strips, the drug-shaped cover can be prevented from being broken due to the impact of the explosion, and the purpose of low debris when the perforating bullet is used can be achieved.
Description
Technical Field
The utility model relates to the technical field of perforating charges, in particular to a low-debris perforating charge.
Background
The perforating bullet is an initiating explosive device used for penetrating the casing, the cement sheath and the stratum in the perforation process, is the most critical part in the perforating gun, and the technical performance of the perforating bullet directly influences specific indexes of main perforation parameters, such as aperture and hole depth.
When the existing perforating bullet is detonated, air flow generated by main explosive therein forms jet flow through the explosive-shaped cover, the explosive-shaped cover is broken by the impact of the air flow, fragments formed after the explosive-shaped cover is broken fall on the bottom of a perforation to be inconvenient to clean, and according to the perforating bullet for the large displacement well disclosed in the Chinese patent publication No. CN206205864U, the fragments formed after the explosive-shaped cover is broken fall on the bottom of the perforation to be inconvenient to clean when the perforating bullet is used, so that the normal use of the perforation is influenced, and the detonating cord of the existing perforating bullet is easy to generate the condition of damp failure when the existing perforating bullet is stored, the detonating cord of the existing perforating bullet is inconvenient to replace and use the whole perforating bullet, so that great waste is caused to the whole perforating bullet, and the problem of the low-fragment perforating bullet is solved by aiming at the situation.
Disclosure of Invention
The utility model aims to solve the defects existing in the prior art, such as: when the existing perforating bullet is used, fragments formed after the medicine-shaped cover is broken fall on the bottom of the perforating hole and are inconvenient to clean, so that normal use of the perforating hole is affected, the existing detonating cord is easy to generate the condition of damp failure when the existing perforating bullet is stored, the detonating cord is inconvenient to replace, the whole perforating bullet needs to be replaced and used, and accordingly large waste is caused to the whole perforating bullet, and the low-fragment perforating bullet is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a low-clastic perforating bullet, includes the casing, the internally mounted of casing has main explosive, the medicine shape cover is installed at the top of casing inner chamber, the screwed ring is installed on the top of casing, the solid fixed ring is installed to the internal thread of screwed ring, the top activity of medicine shape cover alternates in the inside of solid fixed ring, the round pin axle that the equidistance was arranged is installed at the top of medicine shape cover, the fixed plate is all installed on the top of round pin axle, the fixed plate all contacts with the inboard of solid fixed ring, fixed establishment is all installed at the middle part of fixed plate, fixed establishment all is connected with the inboard of solid fixed ring, the mounting groove has been seted up at the middle part of casing bottom, the via hole is linked together with the inside of mounting groove, the internally mounted of via hole has the detonating cord.
Preferably, the fixing mechanism comprises a mounting hole formed in the middle of the fixing plate, fixing rods are mounted in the mounting hole, thread grooves corresponding to the mounting hole are formed in the inner side of the fixing ring, and the bottom ends of the fixing rods are respectively mounted in the thread grooves in a threaded mode.
Preferably, the one end that the screw groove was kept away from to the dead lever all installs the regulating block, the regulating block is located the inboard of solid fixed ring.
Preferably, the outside of the drug-shaped cover is provided with a guide groove.
Preferably, the fixed block is installed to the internal thread of mounting groove, the supporting slot has been seted up at the middle part on fixed block top, the bottom activity of detonating cord alternates in the inside of supporting slot, the movable hole has been seted up at the middle part of fixed block bottom, the movable hole is linked together with the inside of supporting slot.
Preferably, the bottom of the outer side of the shell is provided with an annular groove.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The annular groove can facilitate the installation of the shell on external equipment, the whole perforating bullet can be moved to a designated position through the external equipment, the position of the perforating bullet can be conveniently adjusted according to the depth of the hole, the fixing ring is arranged in the threaded ring in a threaded manner, the supporting effect on the medicine-shaped cover is facilitated, and the medicine-shaped cover is enabled to be upwards cracked along the guide groove under the impact of air flow generated by the explosion of the main explosive through the guide groove arranged on the outer surface of the medicine-shaped cover, so that the medicine-shaped cover can be cracked into a strip shape, the medicine-shaped cover can be prevented from being broken due to the impact of the explosion, and the purpose of low debris of the perforating bullet in use can be achieved.
(2) According to the utility model, the fixing rod is driven to rotate by the rotating adjusting block, so that the fixing rod is arranged in the threaded groove in a threaded manner, the explosive cover can be fixed in the shell, the explosive cover is kept stable, the fixing rod is driven to be separated from the threaded groove by the reverse rotating adjusting block, the fixing of the explosive cover can be relieved, the explosive cover can be conveniently replaced according to requirements, the fixing block is taken out from the supporting groove by the reverse rotating of the fixing block, the fixing of the detonating cord can be relieved, the detonating cord can be conveniently taken out from the inside of the through hole, and the failed detonating cord can be conveniently replaced.
Drawings
FIG. 1 is a schematic view of the overall internal structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic diagram of a first embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.
In the figure: 1. a housing; 2. an annular groove; 3. a main explosive; 4. a drug-shaped cover; 5. a threaded ring; 6. a fixing plate; 7. a fixing ring; 8. a fixing mechanism; 81. a mounting hole; 82. a fixed rod; 83. an adjusting block; 84. a thread groove; 9. a via hole; 10. detonating cord; 11. a mounting groove; 12. a fixed block; 13. a support groove; 14. a movable hole; 15. a pin shaft; 16. and a guide groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, a low-clastic perforating bullet comprises a casing 1, a main explosive 3 is arranged in the casing 1, an annular groove 2 is formed in the bottom of the outer side of the casing 1, the casing 1 can be conveniently installed on external equipment through the annular groove 2, the whole perforating bullet can be moved to a designated position through the external equipment, the position of the perforating bullet can be conveniently adjusted according to the depth of a hole, a medicine-shaped cover 4 is arranged at the top of an inner cavity of the casing 1, a threaded ring 5 is arranged at the top of the casing 1, a fixed ring 7 is arranged in an internal thread of the threaded ring 5, the top of the medicine-shaped cover 4 is movably inserted in the fixed ring 7, a pin 15 which is equidistantly arranged is arranged at the top of the medicine-shaped cover 4, a fixed plate 6 is arranged at the top of the pin 15, the utility model can be connected with the fixed plate 6 after the drug-shaped cover 4 is torn into a strip shape through the pin shaft 15, the drug-shaped cover 4 is enabled to hang at the bottom of the shell 1, the drug-shaped cover 4 is prevented from falling at the bottom of a hole, the fixed plate 6 is contacted with the inner side of the fixed ring 7, the fixing mechanism 8 is arranged in the middle of the fixed plate 6, the fixing mechanism 8 is connected with the inner side of the fixed ring 7, the installation groove 11 is arranged in the middle of the bottom end of the shell 1, the through hole 9 is communicated with the inside of the installation groove 11, the main explosive 3 in the shell 1 can be detonated through the through hole 9 after the detonating cord 10 is ignited, the detonating cord 10 is arranged in the through hole 9, the fixed block 12 is arranged in the internal thread of the installation groove 11, the supporting groove 13 is arranged in the middle of the top end of the fixed block 12, the bottom of the detonating cord 10 is movably inserted in the supporting groove 13, the movable hole 14 has been seted up at the middle part of fixed block 12 bottom, and movable hole 14 is linked together with the inside of supporting slot 13, through reverse rotation fixed block 12, makes fixed block 12 take out from the inside of supporting slot 13, can remove the fixed to detonating cord 10, conveniently takes out detonating cord 10 from the inside of switch-on hole 9, can conveniently change detonating cord 10 of inefficacy.
Embodiment one:
as shown in fig. 3, the fixing mechanism 8 includes a mounting hole 81 provided in the middle of the fixing plate 6, a fixing rod 82 is mounted in the mounting hole 81, a thread groove 84 corresponding to the mounting hole 81 is provided in the inner side of the fixing ring 7, the bottom ends of the fixing rods 82 are respectively and threadedly mounted in the thread groove 84, an adjusting block 83 is mounted at one end of the fixing rod 82 far away from the thread groove 84, the adjusting block 83 is located in the inner side of the fixing ring 7, the fixing rod 82 is driven to rotate by rotating the adjusting block 83, the fixing rod 82 is threadedly mounted in the thread groove 84, the medicine-shaped cover 4 can be fixed in the casing 1, the medicine-shaped cover 4 is kept stable, the fixing rod 82 is driven to separate from the inside of the thread groove 84 by reversely rotating the adjusting block 83, the fixing of the medicine-shaped cover 4 can be relieved, and the medicine-shaped cover 4 can be replaced conveniently according to requirements.
Embodiment two:
as shown in fig. 4, the outer side of the drug-shaped cover 4 is provided with the guide groove 16, and the drug-shaped cover 4 is enabled to be cracked upwards along the guide groove 16 under the impact of the air flow generated by the explosion of the main explosive 3 through the guide groove 16 arranged on the outer surface of the drug-shaped cover 4, so that the drug-shaped cover 4 can be cracked into a strip shape, the drug-shaped cover 4 can be prevented from being broken due to the impact of the explosion, and the purpose of low debris when the perforating bullet is used can be achieved.
In the utility model, when a user uses the device, the fixing plates 6 at the top of the medicine cover 4 are inserted into the inner sides of the fixing rings 7, the fixing rods 82 are inserted into the mounting holes 81 respectively, the fixing rods 82 are driven to rotate by the rotation adjusting blocks 83, the fixing rods 82 are arranged in the threaded grooves 84 in a threaded manner, the medicine cover 4 can be fixed in the shell 1, the medicine cover 4 and the fixing rings 7 are kept relatively stable, the fixing rings 7 are arranged in the threaded rings 5 in a threaded manner, the bottoms of the medicine cover 4 are inserted into the shell 1, the detonating cords 10 are inserted into the through holes 9, the fixing blocks 12 are arranged in the mounting grooves 11 in a threaded manner, the bottoms of the detonating cords 10 are inserted into the supporting grooves 13, and when the main explosive 3 in the perforating bullet detonates, the medicine cover 4 is broken up along the guide grooves 16 under the impact of air flow generated by the explosion of the main explosive 3, the medicine cover 4 can be broken into a strip shape, and the explosive cover 4 can be prevented from being broken by the explosion.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The utility model provides a low-clastic perforating bullet, includes casing (1), its characterized in that, main explosive (3) are installed at the internally mounted of casing (1), medicine shape cover (4) are installed at the top of casing (1) inner chamber, screw thread ring (5) are installed on the top of casing (1), fixed ring (7) are installed to the internal thread of screw thread ring (5), the top activity of medicine shape cover (4) alternates in the inside of fixed ring (7), round pin axle (15) that the equidistance was arranged are installed at the top of medicine shape cover (4), fixed plate (6) are all installed on the top of round pin axle (15), fixed establishment (8) are all installed at the middle part of fixed plate (6), fixed establishment (8) all are connected with the inboard of fixed ring (7), mounting groove (11) have been seted up at the middle part of casing (1) bottom, conducting hole (9) and mounting groove (11) are linked together with the inboard of inside of mounting groove (10).
2. The low-debris perforating bullet according to claim 1, wherein the fixing mechanism (8) comprises a mounting hole (81) formed in the middle of the fixing plate (6), fixing rods (82) are mounted in the mounting hole (81), thread grooves (84) corresponding to the mounting hole (81) are formed in the inner side of the fixing ring (7), and the bottom ends of the fixing rods (82) are respectively mounted on the thread grooves (84) in a threaded mode.
3. A low-clastic perforating charge as claimed in claim 2, characterized in that the end of the fixing rod (82) remote from the thread groove (84) is provided with adjusting blocks (83), and the adjusting blocks (83) are positioned on the inner side of the fixing ring (7).
4. A low-clastic perforating charge as claimed in claim 1, characterized in that the outside of the shaped cover (4) is provided with guiding grooves (16).
5. The low-debris perforating bullet according to claim 1, wherein the fixing block (12) is installed in the internal thread of the installation groove (11), the supporting groove (13) is formed in the middle of the top end of the fixing block (12), the bottom of the detonating cord (10) is movably inserted into the supporting groove (13), the movable hole (14) is formed in the middle of the bottom end of the fixing block (12), and the movable hole (14) is communicated with the inside of the supporting groove (13).
6. A low-clastic perforating charge as in claim 1, wherein the bottom of the outer side of the casing (1) is provided with an annular groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150212.9U CN219672617U (en) | 2023-05-12 | 2023-05-12 | Low-chip perforating bullet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150212.9U CN219672617U (en) | 2023-05-12 | 2023-05-12 | Low-chip perforating bullet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219672617U true CN219672617U (en) | 2023-09-12 |
Family
ID=87895469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321150212.9U Active CN219672617U (en) | 2023-05-12 | 2023-05-12 | Low-chip perforating bullet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219672617U (en) |
-
2023
- 2023-05-12 CN CN202321150212.9U patent/CN219672617U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204457680U (en) | Horizontal well pumping can publish oriented perforating linkage | |
| CN219672617U (en) | Low-chip perforating bullet | |
| CN209369792U (en) | A kind of novel fracturing device | |
| CN219119219U (en) | Cartridge holder tube, perforating gun and perforating tool string | |
| CN202255138U (en) | Delay electric initiator for initiation of shooting of oil well | |
| CN219795225U (en) | Novel perforating bullet shell | |
| CN104533355A (en) | Horizontal-well pumping selectable transmitting oriented perforating connecting device | |
| CN219754514U (en) | Composite perforating bullet shell | |
| CN211162737U (en) | Rotary kiln hydraulic catch wheel replacing device | |
| CN212963063U (en) | Anti-static muzzle protection plug for mine blasting | |
| CN101148982A (en) | Side direction detonation symmetrical bidirectional perforator | |
| CN113883979A (en) | Downhole upward hole bottom detonating tool and using method thereof | |
| CN203114256U (en) | Pressure relief device of dynamic negative pressure perforation operation | |
| CN215565876U (en) | Novel high-performance perforating bullet | |
| CN219864963U (en) | Novel perforating bullet for perforating large-displacement well | |
| CN220314737U (en) | Explosion-proof charging interface for mining new energy vehicle | |
| CN215718657U (en) | Perforating bullet shell of oil pipe | |
| CN219370476U (en) | Training grenade and intelligent detection and control system thereof | |
| CN219672616U (en) | Perforating bullet shell structure | |
| CN214701964U (en) | Upward fan-shaped hole explosive separator for underground mine | |
| CN215632913U (en) | Perforation automatic gun-arranging device | |
| CN206035464U (en) | Detonation fracturing device suitable for screen pipe well | |
| CN214944204U (en) | Perforating bullet is target test device in pit | |
| CN216620851U (en) | Detonating tube exploder | |
| CN220526421U (en) | Forest fire prevention monitoring devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |