CN220151445U - Zero-second falling-off adding and discharging connector based on stainless steel rocket - Google Patents
Zero-second falling-off adding and discharging connector based on stainless steel rocket Download PDFInfo
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- CN220151445U CN220151445U CN202321667705.XU CN202321667705U CN220151445U CN 220151445 U CN220151445 U CN 220151445U CN 202321667705 U CN202321667705 U CN 202321667705U CN 220151445 U CN220151445 U CN 220151445U
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- 238000007599 discharging Methods 0.000 title claims abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 18
- 239000010935 stainless steel Substances 0.000 title claims abstract description 18
- 239000003380 propellant Substances 0.000 claims abstract description 58
- 238000009434 installation Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 13
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000013022 venting Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000000926 separation method Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 235000015842 Hesperis Nutrition 0.000 description 1
- 235000012633 Iberis amara Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a stainless steel rocket-based zero-second falling off and adding/discharging connector, which relates to the technical field of aerospace and comprises a low-temperature propellant filling pipeline for filling a rocket low-temperature propellant, a low-temperature propellant discharging pipeline for emergent discharging of the rocket low-temperature propellant, an upper rocket panel and a ground panel.
Description
Technical Field
The utility model relates to the technical field of aerospace, in particular to a zero-second falling-off filling-discharging connector based on a stainless steel rocket.
Background
The low-temperature rocket needs to be filled with propellant before being launched, and an rocket ground connector is a key device for ensuring that the propellant is conveyed to the rocket. To maintain the temperature of the cryogenic propellant, the propellant charge needs to be completed shortly before firing.
The filling connectors used on the current carrier rockets are all in an early falling-off mode, and the separation of the rocket ground connecting device is completed about 5min before launching by adopting locking devices such as pneumatic claw connection, ball lock structures and the like. If abnormal conditions occur, the low-temperature propellant cannot be discharged, the rocket storage tank can increase in pressure along with evaporation of the propellant, and explosion risks are caused.
Disclosure of Invention
The utility model provides a zero-second falling off filling and discharging connector based on a stainless steel rocket, which has the advantages that filling of low-temperature propellant can be completed, abnormal conditions occur, discharging of the low-temperature propellant is completed, danger is prevented, zero-second falling off can be realized during rocket take-off, and the problems that the existing filling connector is difficult to timely realize discharging of the low-temperature propellant, pressure of a rocket storage tank is increased along with evaporation of the propellant, and explosion risks exist are solved.
In order to realize the purposes that the existing filling connector is difficult to realize the release of low-temperature propellant in time, the rocket storage tank can increase the pressure along with the evaporation of the propellant and has explosion risks, the utility model provides the following technical scheme: zero-second falling-off filling and discharging connector based on stainless steel rocket for filling low-temperature propellant of rocket into a low-temperature propellant filling pipeline, and the low-temperature propellant filling pipeline further comprises: the low-temperature propellant emergency release device comprises a low-temperature propellant release pipeline for emergently releasing the rocket low-temperature propellant, an arrow upper panel and a ground panel, wherein the arrow upper panel is connected with the ground panel through a low-temperature sealing ring; the locking pieces are fixed on the arrow upper panel, and tooth-shaped protrusions are arranged on the two locking pieces; the rotating piece is arranged on the ground panel, can rotate unidirectionally relative to the ground panel and the locking piece at the same time, and is assembled to be clamped with the tooth-shaped protrusions on the locking piece before the rocket takes off so as to fix the rocket upper panel and the ground panel and finish filling of the rocket low-temperature propellant; when the rocket takes off, the tooth-shaped protrusions on the locking piece force the rotating piece to rotate so as to separate the upper rocket panel from the ground panel.
As a preferable technical scheme of the utility model, the low-temperature propellant filling pipeline and the low-temperature propellant discharging pipeline comprise an arrow-mounted pipeline and a ground pipeline, the arrow-mounted pipeline is fixedly connected to the top of the arrow-mounted panel, and the ground pipeline is fixedly connected to the bottom of the ground panel and extends upwards to the upper side of the ground panel; when the arrow upper panel is connected with the ground panel, the part of the ground pipeline extending to the upper part of the ground panel is inserted into the arrow upper pipeline, the inner side wall of the low-temperature sealing ring is movably connected with the outer side wall of the part of the ground pipeline extending to the upper part of the ground panel, and the outer side wall of the low-temperature sealing ring is movably connected with the inner side wall of the arrow upper pipeline.
As a preferable technical scheme of the utility model, the locking piece is fixedly connected to the arrow upper panel through a screw, a connecting piece is arranged on the ground panel at a position corresponding to the locking piece, the surface of the locking piece is movably connected with the inner side wall of the connecting piece, and the rotating piece is rotatably connected in the connecting piece; the bottom of the ground panel is fixedly connected with a supporting piece through a screw, and the top surface of the supporting piece is movably connected with the bottom surface of the connecting piece.
As a preferable technical scheme of the utility model, the surface of the connecting piece is provided with the mounting groove, the rotating piece comprises an abutting part and a mounting part, the two mounting parts are symmetrically arranged at two sides of the abutting part, and the abutting part is used for being connected with the tooth-shaped bulge on the locking piece; the shape of the installation part is cylindrical, the surface of the installation part is movably connected with the inner side wall of the installation groove, and the connecting piece is provided with a packaging piece for enabling the installation part to be rotatably clamped and arranged in the installation groove.
As a preferable embodiment of the present utility model, a rotation plate is fixedly connected to a surface of at least one of the mounting portions for rotating the mounting portion.
As a preferable technical scheme of the utility model, the packaging piece comprises an inserting part and a connecting part, wherein the two inserting parts are integrally formed with the connecting part, the two inserting parts are respectively inserted into the two mounting grooves and movably abutted with the mounting parts, and the connecting part is fixedly connected to the surface of the connecting piece.
As a preferable technical scheme of the utility model, the surface of the supporting piece is fixedly connected with a short shaft, the surface of the short shaft is movably connected with a breaking bolt, the surface of the connecting piece is integrally formed with a combining part, the breaking bolt is connected with the combining part, and a nut abutted to the combining part is connected on the breaking bolt in a threaded manner.
Compared with the prior art, the utility model provides the zero-second falling-off adding and discharging connector based on the stainless steel rocket, which has the following beneficial effects:
1. this based on stainless steel rocket zero second drops and adds and let out connector, through setting up the low temperature propellant filling pipeline that is used for filling rocket low temperature propellant, be used for the emergent low temperature propellant of letting out of rocket low temperature propellant to let out the pipeline, abnormal conditions appear, accomplish the letting out of low temperature propellant, prevent to take place danger, simultaneously through retaining member and rotating the piece, can realize the advantage that zero seconds drops, along with the separation is realized taking off in rocket ignition, need not to provide other separation auxiliary assembly again, possess can accomplish the filling of low temperature propellant, and abnormal conditions appear, accomplish the letting out of low temperature propellant, prevent to take place danger, in addition when the rocket takes off, can realize the advantage that zero seconds drops.
2. This add and let out connector based on zero seconds of stainless steel rocket drops through setting up stretch-breaking bolt, joint portion and nut, can realize the fixed of arrow top panel and ground panel through stretch-breaking bolt, in addition if locking device appears the jamming phenomenon, realizes separating through stretch-breaking bolt, solves the problem that rocket ground connector can not separate when taking off.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a left side view of the present utility model.
Fig. 3 is a cross-sectional view taken along line A-A of fig. 2 in accordance with the present utility model.
Fig. 4 is a schematic view of the structure of the locking member of the present utility model.
Fig. 5 is a schematic view of the structure of the connector of the present utility model.
Fig. 6 is a schematic view of the structure of the support member of the present utility model.
Fig. 7 is a schematic view of a package structure according to the present utility model.
Fig. 8 is a schematic view of the structure of the rotating member of the present utility model.
In the figure: 1. an arrow-mounted pipeline; 2. a ground pipeline; 3. an arrow upper panel; 4. a floor panel; 5. a low temperature seal ring; 6. a locking member; 7. tooth-shaped protrusions; 8. a rotating member; 801. an abutting portion; 802. a mounting part; 9. a support; 10. a mounting groove; 11. a package; 1101. an insertion section; 1102. a connection part; 12. a rotating plate; 13. a short shaft; 14. breaking the bolt; 15. a joint; 16. a nut; 17. and a connecting piece.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the utility model discloses a stainless steel rocket-based zero-second falling-off filling and discharging connector, which is used for a low-temperature propellant filling pipeline for filling rocket low-temperature propellant, and further comprises: the low-temperature propellant discharging pipeline, the rocket upper panel 3 and the ground panel 4 are used for emergent discharging of the rocket low-temperature propellant, and the rocket upper panel 3 is connected with the ground panel 4 through a low-temperature sealing ring 5; the locking pieces 6 are fixed on the arrow upper panel 3, and tooth-shaped protrusions 7 are arranged on the two locking pieces 6; the rotating piece 8 is arranged on the ground panel 4, the rotating piece 8 can simultaneously rotate unidirectionally relative to the ground panel 4 and the locking piece 6, and is assembled to be clamped with the tooth-shaped protrusions 7 on the locking piece 6 before the rocket takes off so as to fix the rocket upper panel 3 and the ground panel 4, and the filling of the rocket low-temperature propellant is completed; when the rocket takes off, the tooth-shaped protrusion 7 on the locking member 6 forces the rotating member 8 to rotate so as to separate the upper rocket panel 3 from the ground panel 4.
Specifically, the low-temperature propellant filling pipeline and the low-temperature propellant discharging pipeline comprise an arrow-mounted pipeline 1 and a ground pipeline 2, wherein the arrow-mounted pipeline 1 is fixedly connected to the top of an arrow-mounted panel 3, and the ground pipeline 2 is fixedly connected to the bottom of a ground panel 4 and extends upwards to the upper side of the ground panel 4; when the arrow top panel 3 is connected with the ground panel 4, the part of the ground pipeline 2 extending to the upper part of the ground panel 4 is inserted into the arrow top pipeline 1, the inner side wall of the low-temperature sealing ring 5 is movably connected with the outer side wall of the part of the ground pipeline 2 extending to the upper part of the ground panel 4, and the outer side wall of the low-temperature sealing ring 5 is movably connected with the inner side wall of the arrow top pipeline 1.
In this embodiment, the low temperature propellant filling line and the low temperature propellant release line all include arrow-mounted pipe 1 and ground pipe 2, and when the installation, the protruding position of ground pipe 2 on ground panel 4 inserts in arrow-mounted pipe 1 on arrow-mounted panel 3, seals through low temperature sealing washer 5 between the two, prevents to leak when filling, is convenient for separate when the rocket takes off simultaneously, prevents the jamming.
The rocket low-temperature propellant can be filled through the low-temperature propellant filling pipeline, and when abnormal conditions occur, the low-temperature propellant can be discharged through the low-temperature propellant discharging pipeline, so that dangers are prevented.
Specifically, the locking piece 6 is fixedly connected to the arrow upper panel 3 through a screw, a connecting piece 17 is arranged on the ground panel 4 at a position corresponding to the locking piece 6, the surface of the locking piece 6 is movably connected with the inner side wall of the connecting piece 17, and the rotating piece 8 is rotatably connected in the connecting piece 17; the bottom of the ground panel 4 is fixedly connected with a supporting piece 9 through a screw, and the top surface of the supporting piece 9 is movably connected with the bottom surface of a connecting piece 17.
In this embodiment, as shown in fig. 1-3, the locking member 6 is fixed on the upper rocket panel 3, the upper rocket panel is provided with a tooth-shaped protrusion 7, the rotating member 8 is rotatably connected to the connecting member 17, the supporting member 9 is fixed on the ground panel 4 to support the connecting member 17, and before the rocket takes off, the locking member 6 is in a fixed state, and the rotating member 8 cannot rotate due to the gravity action of the ground pipeline and the panel, so that the locking function is realized. When the rocket takes off, the locking piece 6 moves upwards, the tooth-shaped protrusion 7 does not prevent the locking piece 8 from rotating, the locking device 5 is separated, and the function of zero second falling off is achieved by virtue of the rocket taking off.
Specifically, the surface of the connecting piece 17 is provided with a mounting groove 10, the rotating piece 8 comprises an abutting part 801 and a mounting part 802, the two mounting parts 802 are symmetrically arranged on two sides of the abutting part 801, and the abutting part 801 is used for being connected with the tooth-shaped protrusion 7 on the locking piece 6; the mounting portion 802 is cylindrical in shape, the surface of the mounting portion 802 is movably connected with the inner side wall of the mounting groove 10, and the sealing member 11 is mounted on the connecting member 17 for enabling the mounting portion 802 to be rotatably clamped and in the mounting groove 10.
In this embodiment, through setting up mounting groove 10 on connecting piece 17, be convenient for to the installation and the dismantlement of connecting piece 17, wherein rotate piece 8 and include butt joint portion 801 and installation department 802, can dock with the profile of tooth protruding 7 on the retaining member 6 through butt joint portion 801, realize one-way locking, installation department 802 is cylindrical then is convenient for rotate piece 8 and rotates.
Specifically, a rotating plate 12 is fixedly connected to a surface of at least one mounting portion 802 for rotating the mounting portion 802.
In this embodiment, the rotating plate 12 is configured to adjust the position of the abutting portion 801 when the rotating member 8 is mounted, and by pulling the rotating plate 12, the abutting portion 801 can be accurately abutted against the tooth-shaped protrusion 7.
Specifically, the package 11 includes an insertion portion 1101 and a connection portion 1102, where both the insertion portions 1101 and the connection portion 1102 are integrally formed, and the two insertion portions 1101 are respectively inserted into the two mounting grooves 10 and movably abut against the mounting portions 802, and the connection portion 1102 is fixedly connected to the surface of the connection member 17.
In this embodiment, the package 11 includes an insertion portion 1101 and a connection portion 1102, and the insertion portion 1101 is inserted into the two mounting slots 10, so that the mounting portion 802 can be limited to prevent the rotation member 8 from moving laterally, and before the rocket does not take off, the rotation member 8 is always connected to the locking member 6 to prevent accidental unlocking.
Specifically, the surface of the supporting piece 9 is fixedly connected with a short shaft 13, the surface of the short shaft 13 is movably connected with a breaking bolt 14, the surface of the connecting piece 17 is integrally formed with a combining part 15, the breaking bolt 14 is connected with the combining part 15, and a nut 16 abutted with the combining part 15 is connected with the breaking bolt in a threaded manner.
In this embodiment, the breaking bolt 14 has two functions, namely, firstly, fixing the rocket upper panel 3 and the ground panel 4 is realized, and secondly, if the rocket takes off, if the rotating member 8 and the locking member 6 are jammed, the rocket ground separation is realized through the breaking bolt 146.
The working principle and the using flow of the utility model are as follows: when the rocket low-temperature propellant filling device is used, the ground panel 4 is placed on the ground, the ground pipeline 2 with the low-temperature propellant filling pipeline and the low-temperature propellant discharging pipeline is arranged on the ground panel, the supporting piece 9 is fixed at the bottom of the ground panel 4 through screws, the supporting piece 9 is connected with the breaking bolt 14 through the short shaft 13, the locking piece 6 and the rocket upper panel 3 are fixed through screws, the connecting piece 17 is connected with the locking piece 6 from bottom to top, the locking piece 6 is inserted into the connecting piece 17, then the rocket upper panel 3 is butted with the ground panel 4, the ground pipeline 2 on the ground panel 4 is spliced with the rocket upper pipeline 1 on the rocket upper panel 3, the inner side wall of the low-temperature sealing ring 5 is movably connected with the outer side wall of the part above the ground panel 4, and the outer side wall of the low-temperature sealing ring 5 is movably connected with the inner side wall of the rocket upper pipeline 1, so that leakage can be prevented when the rocket low-temperature propellant is filled.
The breaking bolt 14 is then rotated to be connected with the joint 15 on the connecting piece 17, then the upper nut 16 is connected on the surface of the breaking bolt 14 in a threaded manner, and the breaking bolt 14 and the joint 15 are fixed, so that the arrow top panel 3 and the ground panel 4 can be fixed, the connecting piece 17 can be supported, the connecting piece 17 is provided with the mounting groove 10, the rotatable rotating piece 8 can be mounted through the mounting groove 10, the rotating piece 8 comprises the abutting part 801 and the mounting part 802, the two mounting parts 802 are symmetrically arranged on two sides of the abutting part 801, the abutting part 801 is used for being in a shape of a tooth-shaped protrusion 7 on the locking piece 6, the mounting part 802 is cylindrical and is convenient to rotate, and after the rotating piece 8 is mounted, the rotating piece 8 is packaged through the packaging piece 11, and the rotating piece 8 is prevented from falling easily.
The package 11 includes an insertion portion 1101 and a connection portion 1102, where the insertion portion 1101 is inserted into the two mounting slots 10, so that the mounting portion 802 can be limited to prevent the rotation member 8 from moving laterally, and the rotation member 8 is always connected with the locking member 6 before the rocket does not take off, so as to prevent accidental unlocking.
After the installation, as shown in fig. 1-3, before the rocket takes off, the locking member 6 is in a fixed state, and the rotating member 8 cannot rotate due to the gravity action of the ground pipeline and the panel, so that the locking function is realized. When the rocket takes off, the locking piece 6 moves upwards, the tooth-shaped protrusion 7 does not prevent the locking piece 8 from rotating, the locking device 5 is separated, and the function of zero second falling off is achieved by virtue of the rocket taking off.
The breaking bolt 14 has two functions, namely, the fixing of the rocket upper panel 3 and the ground panel 4 is realized, and the separation of the rocket from the ground is realized through the breaking bolt 146 if the clamping stagnation phenomenon occurs between the rotating piece 8 and the locking piece 6 during the taking-off of the rocket.
To sum up, this add and let out connector based on stainless steel rocket zero second drops, through setting up retaining member 6 and rotating 8, can realize the function that zero second drops, take off along with rocket ignition and realize separating, need not to provide other separation auxiliary assembly again, and have redundant design, if locking device appears the phenomenon of jamming, the accessible redundant design also breaks the fracture of bolt 14 promptly, realize rocket ground panel separation, possess can accomplish the filling of low temperature propellant, and abnormal conditions appear, accomplish the letting out of low temperature propellant, prevent to take place danger, simultaneously when rocket takes off, can realize the advantage that zero second drops.
It should be noted that in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The zero-second falling-off adding and discharging connector based on the stainless steel rocket comprises a low-temperature propellant filling pipeline for filling the rocket low-temperature propellant, and is characterized by further comprising a low-temperature propellant discharging pipeline for emergent discharging of the rocket low-temperature propellant, an rocket upper panel (3) and a ground panel (4), wherein the rocket upper panel (3) is connected with the ground panel (4) through a low-temperature sealing ring (5);
the locking pieces (6) are fixed on the arrow upper panel (3), and tooth-shaped protrusions (7) are arranged on the two locking pieces (6);
the rotating piece (8) is arranged on the ground panel (4), the rotating piece (8) can simultaneously rotate unidirectionally relative to the ground panel (4) and the locking piece (6), and is assembled to be clamped with the tooth-shaped protrusions (7) on the locking piece (6) before the rocket takes off so as to fix the rocket upper panel (3) with the ground panel (4) and complete filling of the rocket low-temperature propellant; when the rocket takes off, the tooth-shaped bulge (7) on the locking piece (6) forces the rotating piece (8) to rotate so as to separate the rocket upper panel (3) from the ground panel (4).
2. The stainless steel rocket-based zero-second-release-and-leak connector of claim 1, wherein: the low-temperature propellant discharging pipeline and the low-temperature propellant discharging pipeline comprise an arrow-mounted pipeline (1) and a ground pipeline (2), the arrow-mounted pipeline (1) is fixedly connected to the top of the arrow-mounted panel (3), and the ground pipeline (2) is fixedly connected to the bottom of the ground panel (4) and extends upwards to the upper side of the ground panel (4);
when arrow top panel (3) are connected with ground panel (4), the inside that the part that ground pipeline (2) extended to the top of ground panel (4) inserted arrow top pipeline (1), the inside wall of low temperature sealing washer (5) and the outside wall swing joint that ground pipeline (2) extended to the part above ground panel (4), the outside wall of low temperature sealing washer (5) and the inside wall swing joint of arrow top pipeline (1).
3. The stainless steel rocket-based zero-second-release-and-leak connector of claim 2, wherein: the locking piece (6) is fixedly connected to the arrow upper panel (3) through a screw, a connecting piece (17) is arranged at the position, corresponding to the locking piece (6), of the ground panel (4), the surface of the locking piece (6) is movably connected with the inner side wall of the connecting piece (17), and the rotating piece (8) is rotationally connected inside the connecting piece (17);
the bottom of the ground panel (4) is fixedly connected with a supporting piece (9) through a screw, and the top surface of the supporting piece (9) is movably connected with the bottom surface of the connecting piece (17).
4. A stainless steel rocket based zero second break-off venting connector as recited in claim 3, wherein: the surface of the connecting piece (17) is provided with a mounting groove (10), the rotating piece (8) comprises an abutting part (801) and a mounting part (802), the two mounting parts (802) are symmetrically arranged on two sides of the abutting part (801), and the abutting part (801) is used for being connected with a tooth-shaped protrusion (7) on the locking piece (6);
the shape of the installation part (802) is cylindrical, the surface of the installation part (802) is movably connected with the inner side wall of the installation groove (10), and the connecting piece (17) is provided with the packaging piece (11) for enabling the installation part (802) to be rotatably clamped and arranged in the installation groove (10).
5. The stainless steel rocket-based zero-second-release-based leak-off connector of claim 4, wherein: a rotating plate (12) is fixedly connected to the surface of at least one mounting part (802) and is used for rotating the mounting part (802).
6. The stainless steel rocket-based zero-second-release-based leak-off connector of claim 4, wherein: the packaging piece (11) comprises an inserting portion (1101) and a connecting portion (1102), wherein the inserting portion (1101) and the connecting portion (1102) are integrally formed, the inserting portion (1101) is respectively inserted into the mounting grooves (10) and movably abutted to the mounting portion (802), and the connecting portion (1102) is fixedly connected to the surface of the connecting piece (17).
7. The stainless steel rocket-based zero-second-release-based leak-off connector of claim 6, wherein: the surface fixing of support piece (9) is connected with minor axis (13), the surface swing joint of minor axis (13) has snap bolt (14), the surface integrated into one piece of connecting piece (17) is provided with joint portion (15), snap bolt (14) are connected with joint portion (15), and threaded connection has nut (16) with joint portion (15) butt on it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667705.XU CN220151445U (en) | 2023-06-29 | 2023-06-29 | Zero-second falling-off adding and discharging connector based on stainless steel rocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667705.XU CN220151445U (en) | 2023-06-29 | 2023-06-29 | Zero-second falling-off adding and discharging connector based on stainless steel rocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151445U true CN220151445U (en) | 2023-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321667705.XU Active CN220151445U (en) | 2023-06-29 | 2023-06-29 | Zero-second falling-off adding and discharging connector based on stainless steel rocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151445U (en) |
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2023
- 2023-06-29 CN CN202321667705.XU patent/CN220151445U/en active Active
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