CN111084176B - Starfish carrying injector of underwater robot - Google Patents
Starfish carrying injector of underwater robot Download PDFInfo
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- CN111084176B CN111084176B CN201911407903.0A CN201911407903A CN111084176B CN 111084176 B CN111084176 B CN 111084176B CN 201911407903 A CN201911407903 A CN 201911407903A CN 111084176 B CN111084176 B CN 111084176B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M25/00—Devices for dispensing poison for animals
- A01M25/006—Poison applicators, i.e. mobile devices for disposing poison wherever required, e.g. into holes, burrows, walls or ground
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- Life Sciences & Earth Sciences (AREA)
- Insects & Arthropods (AREA)
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- Environmental Sciences (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an underwater robot carried starfish syringe which comprises a medicine drawing unit and an injection unit, wherein the injection unit comprises a needle head, a needle head protective tube sleeved outside the needle head and a second driving unit for driving the needle head and the needle head protective tube to move relatively, the second driving unit is connected with the needle head protective tube and drives the needle head protective tube to reciprocate along the needle head so as to realize the extension or retraction of the needle head from the needle head protective tube, the needle head is connected with the medicine drawing unit, the medicine drawing unit is used for drawing liquid medicine and conveying the liquid medicine to the needle head, and the injection unit is used for injecting the drawn liquid medicine into an underwater organism. The underwater biological automatic catching and killing device has the advantages that automatic catching and killing of underwater organisms is realized, a diver does not need to submerge into water, long-time catching and killing of the underwater organisms in deeper sea areas can be realized, the hit rate is high, the catching and killing effect is good, and meanwhile, the needle head is well protected.
Description
The technical field is as follows:
the invention belongs to the technical field of underwater equipment, and particularly relates to an underwater robot carried starfish injector.
Background art:
coral reefs play an important role in marine ecosystems, and provide a comfortable living environment for young fish, worms, mollusks, sponges, echinoderm organisms, crustaceans and many other animals and plants. It is estimated that about 25% of all marine species live in coral reef areas worldwide. Acanthopanax senticosus, also called as "coral killer", can engulf about 2 squares of coral a day after the adult acanthopanax senticosus, and the coral reef that is being visited by acanthopanax senticosus only has a white coral skeleton left. Acanthopanax japonicus has strong vitality, even if all the tentacles are cut off or most parts of the body are destroyed, the acanthopanax japonicus still cannot die, and broken pieces can still grow into complete acanthopanax japonicus.
The present invention discloses a pesticide for killing acanthaster, which is an injection pesticide for killing acanthaster caused by coral enemy as disclosed in patent CN 110178855A. At present, a diver generally needs to submerge into the sea bottom and inject liquid medicine into the starfishes for killing. With the gradual rise of labor cost and higher danger coefficient of diving into the sea bottom, acanthopoda starfish easily stabs divers, and a starfish catching and killing device capable of being carried on an underwater robot is absolutely needed.
The invention content is as follows:
the invention aims to overcome the defects in the prior art, and seeks to design an underwater robot carrying starfish injector, so that the problem that the existing underwater organisms are difficult to automatically kill is solved, and the problem that a needle head is exposed and easily damaged is solved.
In order to achieve the purpose, the invention relates to an underwater robot carried starfish syringe which comprises a medicine drawing unit and an injection unit, wherein the injection unit comprises a needle head, a needle head protective tube sleeved outside the needle head and a second driving unit for driving the needle head and the needle head protective tube to move relatively, the second driving unit is connected with the needle head protective tube and drives the needle head protective tube to reciprocate along the needle head so as to realize the extension or retraction of the needle head from the needle head protective tube, the needle head is connected with the medicine drawing unit, the medicine drawing unit is used for drawing medicine liquid and conveying the medicine liquid to the needle head, and the injection unit is used for injecting the drawn medicine liquid into an underwater organism.
The second driving unit comprises a protective tube guide sleeve, a spring, a sensor fixing plate, a sensor, a needle locking sleeve and a sensor trigger; the protective tube guide sleeve is arranged outside the needle protective tube, one end of the needle is communicated with the medicine drawing unit, the needle locking sleeve is fixed on a central hole of a sensor fixing plate, the free end of the needle passes through the central hole of the needle locking sleeve, the needle is locked and fixed by the needle locking sleeve and then inserted into the needle protective tube, the spring is sleeved outside the needle, one end of the spring is abutted against the needle locking sleeve, the other end of the spring extends into a groove arranged at the inner side of the bottom of the needle protective tube, the needle protective tube comprises a front tube and a rear tube which have the same inner diameter, the outer diameter of the rear tube is larger than that of the front tube, a boss is formed at the outer side of the joint after the front tube and the rear tube are fixedly connected in a coaxial line, the front tube is inserted into the protective tube guide sleeve, the sensor is fixed at one side of the sensor fixing plate, a sensor trigger matched with the sensor is fixed on the rear tube, the needle protective tube moves back and forth in a cavity at the middle part of the protective tube relative to the needle, when the needle moves to the forefront end, the boss leans on the catheter sheath, and the spring is in the free extension state, moves backward, drives sensor trigger and moves to the response within range of sensor, and the spring compresses.
The medicine drawing unit comprises a first driving unit and a medicine drawing assembly, the first driving unit comprises a sealing shell, a driving assembly and a transmission assembly, the driving assembly is connected with the transmission assembly and used for driving the transmission assembly to work, the extending end of a pull rod in the transmission assembly is connected with the medicine drawing assembly and used for driving the medicine drawing assembly to draw medicine liquid and convey the drawn medicine liquid to the injection unit, and the driving assembly and the transmission assembly are arranged in the sealing shell.
The sealing shell comprises a front end cover, an end cover sealing ring, a barrel and a rear end cover, wherein the front end cover and the rear end cover are fixed at the front end and the rear end of the barrel in a sealing mode through the end cover sealing ring.
Specifically, the drive assembly includes a motor fixed within a sealed housing.
Further, the transmission assembly comprises a pull rod, a bearing fixing seat, a bearing, a transmission nut, a locking nut and a coupler, the motor is connected with one end of the transmission nut through the coupler, one end of the pull rod is in threaded connection with a through hole formed in the inner side of the other end of the transmission nut, the front end and the rear end of the transmission nut are fixed on the bearing fixing seat through the bearing, the bearing seat is fixed on the inner side of the barrel, the locking nut is connected to the transmission nut close to one side of the coupler and used for locking the transmission nut, and the other end of the pull rod extends out of the center of the front end cover of the sealing shell.
Furthermore, the medicine drawing assembly comprises a first one-way valve, a second one-way valve, a medicine collecting head, a glass tube, a piston, an injector fixing seat and a medicine bag; the rear end of the syringe fixing seat is fixed at the front end of the sealing shell, the rear end of the glass tube is fixed at the front end of the syringe fixing seat, the front end of the glass tube is connected with a medicine collecting head, the extending end of the pull rod penetrates through the syringe fixing seat and is connected with a piston which is arranged in the glass tube and reciprocates along the inner wall of the glass tube, the medicine collecting head comprises a medicine inlet tube and a medicine outlet tube, one end of the medicine outlet tube is communicated with the front end of the glass tube, the other end of the medicine outlet tube is communicated with the needle head, one end of the medicine inlet tube is communicated with the medicine bag, the other end of the medicine inlet tube is connected with the medicine outlet tube, a second one-way valve and a first one-way valve are respectively arranged in the medicine inlet tube and the medicine outlet tube, when the piston moves forwards along the inner wall of the glass tube, the first one-way valve is switched on, the second one-way valve is switched on, and when the piston moves backwards along the inner wall of the glass tube, the first one-way valve is switched on
The front end of the injector fixing seat is connected with the sensor fixing plate through a circumferential upright post, and the medicine drawing assembly is arranged in a space defined by the upright posts.
The second sealing gasket is arranged in a groove formed in the front end of the injector fixing seat, the rear end of the injector locking sleeve arranged outside the glass tube is in threaded connection with the groove formed in the front end of the injector fixing seat, the second sealing gasket is compressed, the front end of the injector locking sleeve is coated above the joint of the medicine outlet tube and the glass tube, and the first sealing gasket is arranged at the joint of the medicine outlet tube, the glass tube and the injector locking sleeve.
The underwater robot carries a starfish injector and further comprises a control unit, and the control unit is connected with a control system of the underwater robot, a circuit board of the medicine drawing unit and a sensor respectively.
The trapping and killing device has good trapping and killing effect on the underwater organisms moving slowly, such as starfishes, and is certainly suitable for trapping and killing other underwater organisms.
Compared with the prior art, the invention has the following beneficial effects: the automatic trapping and killing of underwater organisms are realized, a diver does not need to submerge into water, the underwater organisms in deeper sea areas can be trapped and killed for a long time, the hit rate is high, the trapping and killing effect is good, and meanwhile, the needle head is well protected.
Description of the drawings:
fig. 1 is a sectional view of an underwater robot-mounted starfish syringe according to embodiment 1.
Fig. 2 is a three-dimensional configuration diagram of the underwater robot carrying the starfish syringe according to embodiment 1.
FIG. 3 is a schematic view of the normal state of the injection unit in example 1.
FIG. 4 is a schematic view of the operation state of the injection unit in embodiment 1.
The specific implementation mode is as follows:
the invention is further illustrated by the following specific examples in combination with the accompanying drawings.
Example 1:
the terms "front" and "rear" in the present invention are for convenience of description, and are defined with reference to the use state of the trap.
The embodiment relates to an underwater robot carried starfish syringe, which comprises a medicine drawing unit and an injection unit, wherein the injection unit comprises a needle head 2, a needle head protective tube 1 sleeved outside the needle head 2 and a second driving unit for driving the needle head 2 and the needle head protective tube 1 to move relatively, the second driving unit is connected with the needle head protective tube 1 and drives the needle head protective tube 1 to reciprocate along the needle head 2, so that the needle head 2 extends out of or retracts into the needle head protective tube 1, the needle head 2 is connected with the medicine drawing unit, the medicine drawing unit is used for drawing liquid medicine and conveying the liquid medicine to the needle head, and the injection unit is used for injecting the drawn liquid medicine into an underwater organism.
The second driving unit comprises a protective tube guide sleeve 3, a spring 4, a sensor fixing plate 5, a sensor 6, a needle locking sleeve 7 and a sensor trigger 38; the protective tube guide sleeve 3 is arranged outside the needle protective tube 1, one end of the needle 2 is communicated with the medicine drawing unit, the needle locking sleeve 7 is fixed on a central hole of the sensor fixing plate 5, the free end of the needle passes through the central hole of the needle locking sleeve 7, the needle 2 is locked and fixed by the needle locking sleeve 7 and then inserted into the needle protective tube 1, the spring 4 is sleeved outside the needle 2, one end of the spring is abutted against the needle locking sleeve 7, the other end of the spring extends into a groove arranged on the inner side of the bottom of the needle protective tube 1, the needle protective tube 1 comprises a front tube 39 and a rear tube 40 which have the same inner diameter, the outer diameter of the rear tube 40 is larger than that of the front tube 39, a boss is formed at the outer side of the connection part after the front tube 39 and the rear tube 40 are coaxially and fixedly connected, the front tube 39 is inserted into the protective tube guide sleeve 3, the sensor 6 is fixed on one side of the sensor fixing plate 5, a sensor trigger 38 matched with the sensor 6 is fixed on the rear tube 40, the needle protective tube 1 moves back and forth in a cavity in the middle part of the protective tube guide sleeve 3 relative to the needle 2, when the sensor trigger 38 moves to the foremost end, the boss abuts against the protective tube guide sleeve 3, the spring is in a free extension state and moves backwards to drive the sensor trigger to move to the sensing range of the sensor, and the spring is compressed. The sensor may be an underwater proximity switch and the corresponding sensor trigger 38 is a sensing strip.
Under the normal state, under the elasticity of the spring 4, the needle protection tube 1 protects the needle outside the needle 2. Under the action of external force, the needle protecting tube 1 overcomes the elasticity of the spring 4 and moves backwards in the working state, and the needle is exposed.
The medicine drawing unit comprises a first driving unit and a medicine drawing assembly, the first driving unit comprises a sealing shell, a driving assembly and a transmission assembly, the driving assembly is connected with the transmission assembly and used for driving the transmission assembly to work, the extending end of a pull rod in the transmission assembly is connected with the medicine drawing assembly and used for driving the medicine drawing assembly to draw medicine liquid and convey the drawn medicine liquid to the injection unit, and the driving assembly and the transmission assembly are arranged in the sealing shell.
The sealing shell comprises a front end cover 22, an end cover sealing ring 23, a cylinder body 24 and a rear end cover 34, wherein the front end cover 22 and the rear end cover 34 are fixed at the front end and the rear end of the cylinder body 24 through the end cover sealing ring 23 in a sealing mode.
Specifically, the driving assembly is a motor 31 and a circuit board 33, one end of the circuit board 33 is connected with the motor 31, the motor 31 is fixed in the sealed shell through a motor fixing plate 30, and the circuit board 33 is arranged at the rear end of the sealed shell.
Further, the transmission assembly comprises a pull rod 19, a bearing fixing seat 25, a bearing 26, a transmission nut 27, a locking nut 28 and a coupler 29, a motor 31 is connected with one end of the transmission nut 27 through the coupler 29, one end of the pull rod 19 is in threaded connection with a through hole formed in the inner side of the other end of the locking nut 28, the front end and the rear end of the transmission nut 27 are fixed on the bearing fixing seat 25 through the bearing 26, a bearing seat is fixed on the inner side of the cylinder 24, the locking nut 28 is connected to the transmission nut 27 close to one side of the coupler 29 and used for locking the transmission nut 27, and the other end of the pull rod 19 extends out of the center of the front end cover of the sealing shell. In order to ensure the sealing performance, a groove is arranged on the front end cover, and the star ring 21 is sleeved on the pull rod 19 and is pressed in the groove through the baffle plate 20.
Further, the medicine drawing assembly comprises a first one-way valve 9, a second one-way valve 10, a medicine collecting head 11, a glass tube 14, a piston 15, an injector fixing seat 18 and a medicine bag; the rear end of a syringe fixing seat 18 is fixed at the front end of a sealing shell, the rear end of a glass tube 14 is fixed at the front end of the syringe fixing seat 18, the front end of the glass tube 14 is connected with a medicine collecting head 11, the extending end of a pull rod 19 penetrates through the syringe fixing seat 18 and is connected with a piston 15 which is arranged in the glass tube 14 and reciprocates along the inner wall of the glass tube 14, the length of the syringe fixing seat 18 is larger than or equal to the stroke of the piston in reciprocating motion, the medicine collecting head 11 comprises a medicine inlet tube 37 and a medicine outlet tube 36, one end of the medicine outlet tube 36 is communicated with the front end of the glass tube 14, the other end of the medicine inlet tube 36 is communicated with a medicine bag, the other end of the medicine inlet tube 37 is connected with the medicine outlet tube 36, a second one-way valve 10 and a first one-way valve 9 are respectively arranged in the medicine inlet tube 37 and the medicine outlet tube 36, when the piston moves forwards along the inner wall of the glass tube 14, the first one-way valve 9 is conducted, the second one-way valve 10 is stopped, and when the piston moves backwards along the inner wall of the glass tube 14, the first check valve 9 is closed and the second check valve 10 is open. The front end of the injector fixing seat 18 is connected with the sensor fixing plate 5 through 4 upright posts 8 on the circumferential direction, and the medicine drawing assembly is arranged in a space surrounded by the upright posts. The sensor fixing plate is supported by the upright posts, and the medicine drawing assembly is protected.
In order to ensure the tightness of the connection between the glass tube 14 and the medicine outlet tube 36 and the syringe fixing seat 18. The second sealing gasket 17 is arranged in a groove formed in the front end of the injector fixing seat 18, the rear end of the injector locking sleeve 13 arranged outside the glass tube 14 is in threaded connection with the groove formed in the front end of the injector fixing seat 18, the second sealing gasket 17 is pressed tightly, the front end of the injector locking sleeve 13 is coated above the joint of the medicine outlet tube 36 and the glass tube 14, and the first sealing gasket 12 is arranged at the joint of the medicine outlet tube 36, the glass tube 14 and the injector locking sleeve 13. Further, a piston packing 16 is provided at the joint of the piston 15 and the glass tube 14.
The underwater robot carries a starfish injector and further comprises a control unit, and the control unit is connected with a control system of the underwater robot, a circuit board of the medicine drawing unit and a sensor respectively.
The specific working process of carrying the starfish injector by the underwater robot is as follows: the underwater robot carries a starfish injector to move to the side of an organism to be killed, such as a starfish, a needle 2 is punctured into the starfish body, under the action of pressure, a needle protection tube 1 moves backwards to drive an induction sheet to move backwards, a spring is compressed, when the induction sheet moves into the induction range of an underwater proximity switch 6, the underwater proximity switch 6 sends a signal to a control unit, the control unit sends a signal to a circuit board, the circuit board 33 drives a motor 31 to work, the motor 31 rotates forwards (or reversely), a transmission nut 27 is driven to rotate around a bearing 26 through a coupler 29, as the transmission nut 27 is in threaded connection with a pull rod 19, the pull rod 19 moves forwards to drive a piston 15 to move forwards along the inner wall of a glass tube 14, liquid in the glass tube 14 is compressed, a second one-way valve 10 is cut off, a first one-way valve 9 is switched on, and liquid medicine in the glass tube 14 is pushed to flow into the needle 2 from a medicine outlet tube 36, and then enter the starfish body to complete the injection. The needle head 2 is pulled out, the needle head protective tube 1 moves forwards and returns under the action of the spring, and the needle head protective tube is arranged outside the needle head 2 to avoid the damage of the needle head under the action of external force. After injection is completed, the control unit sends a signal to the circuit board, the circuit board 33 drives the motor 31 to work, the motor 31 rotates in the reverse direction (or in the forward direction), the transmission nut 27 is driven to rotate around the bearing 26 through the coupler 29, the pull rod 19 moves backwards due to the threaded connection of the transmission nut 27 and the pull rod 19, the pull rod 19 moves backwards, the piston 15 is driven to move backwards along the inner wall of the glass tube 14, vacuum is formed in the glass tube 14, the second one-way valve 10 is switched on, the first one-way valve 9 is switched off, and liquid medicine in the medicine bag enters the glass tube through the medicine inlet tube 38 to wait for next injection.
Claims (6)
1. An underwater robot carried starfish injector is characterized by comprising a medicine drawing unit, an injection unit and a control unit, wherein the injection unit comprises a needle head, a needle head protective tube sleeved outside the needle head and a second driving unit for driving the needle head and the needle head protective tube to move relatively, the second driving unit comprises a protective tube guide sleeve, a spring, a sensor fixing plate, a sensor, a needle head locking sleeve and a sensor trigger,
the protective tube guide sleeve is arranged outside the needle protective tube, one end of the needle is communicated with the medicine drawing unit, the needle locking sleeve is fixed on a central hole of a sensor fixing plate, the free end of the needle passes through the central hole of the needle locking sleeve, the needle is locked and fixed by the needle locking sleeve and then inserted into the needle protective tube, the spring is sleeved outside the needle, one end of the spring is abutted against the needle locking sleeve, the other end of the spring extends into a groove arranged at the inner side of the bottom of the needle protective tube, the needle protective tube comprises a front tube and a rear tube which have the same inner diameter, the outer diameter of the rear tube is larger than that of the front tube, a boss is formed at the outer side of the joint after the front tube and the rear tube are fixedly connected in a coaxial line, the front tube is inserted into the protective tube guide sleeve, the sensor is fixed at one side of the sensor fixing plate, a sensor trigger matched with the sensor is fixed on the rear tube, the needle protective tube moves back and forth in a cavity at the middle part of the protective tube relative to the needle, when the needle moves to the forefront end, the boss is abutted against the sheath guide sleeve, the spring is in a free extension state and moves backwards to drive the sensor trigger to move into the sensing range of the sensor, and the spring is compressed;
the medicine drawing unit comprises a first driving unit and a medicine drawing assembly, the first driving unit comprises a sealing shell, a driving assembly and a transmission assembly, the driving assembly is connected with the transmission assembly and used for driving the transmission assembly to work, the extending end of a pull rod in the transmission assembly is connected with the medicine drawing assembly and used for driving the medicine drawing assembly to draw medicine liquid and convey the drawn medicine liquid to a needle head of the injection unit, and the driving assembly and the transmission assembly are arranged in the sealing shell;
the medicine drawing assembly comprises a first one-way valve, a second one-way valve, a medicine collecting head, a glass tube, a piston, an injector fixing seat and a medicine bag; the rear end of a syringe fixing seat is fixed at the front end of a sealing shell, the rear end of a glass tube is fixed at the front end of the syringe fixing seat, the front end of the glass tube is connected with a medicine collecting head, the extending end of a pull rod penetrates through the syringe fixing seat and is connected with a piston which is arranged in the glass tube and reciprocates along the inner wall of the glass tube, the medicine collecting head comprises a medicine inlet tube and a medicine outlet tube, one end of the medicine outlet tube is communicated with the front end of the glass tube, the other end of the medicine outlet tube is communicated with a needle head, one end of the medicine inlet tube is communicated with a medicine bag, the other end of the medicine inlet tube is connected to the medicine outlet tube, a second one-way valve and a first one-way valve are respectively arranged in the medicine inlet tube and the medicine outlet tube, when the piston moves forwards along the inner wall of the glass tube, the first one-way valve is switched on, the second one-way valve is switched on, and when the piston moves backwards along the inner wall of the glass tube, the first one-way valve is switched on;
the control unit is respectively connected with a control system of the underwater robot, a driving component of the medicine drawing unit and the sensor;
the starfish injector moves to the side of an organism to be killed, the needle penetrates into the starfish body, under the action of pressure, the needle protection tube moves backwards to drive the sensor trigger to move backwards, the spring is compressed, when the sensor trigger moves to the sensing range of the sensor, the sensor sends a signal to the control unit, the control unit sends a signal to the driving assembly, the driving assembly works to drive the transmission assembly to work, the pull rod in the transmission assembly moves forwards to drive the piston to move forwards along the inner wall of the glass tube, liquid in the glass tube is compressed, the second one-way valve is closed, the first one-way valve is switched on to push liquid medicine in the glass tube to flow into the needle from the medicine outlet tube and further enter the starfish body, injection is completed, the needle is pulled out, under the action of the spring, the needle protection tube moves forwards and returns to be placed outside the needle to avoid the needle from being damaged under the action of external force, after injection is completed, the control unit sends a signal to the driving assembly, the driving assembly works to drive the transmission assembly to work, the pull rod in the transmission assembly moves backwards to drive the piston to move backwards along the inner wall of the glass tube, vacuum is formed in the glass tube, the second one-way valve is switched on, the first one-way valve is switched off, and the liquid medicine in the medicine bag enters the glass tube through the medicine inlet tube to wait for next injection.
2. The underwater robot starfish-carrying injector of claim 1, wherein the sealing shell comprises a front end cover, an end cover sealing ring, a cylinder body and a rear end cover, and the front end cover and the rear end cover are both fixed at the front end and the rear end of the cylinder body in a sealing manner through the end cover sealing ring.
3. The underwater robot starfish injector of claim 1, wherein the drive assembly comprises a motor and a circuit board, one end of the circuit board is connected with the motor, the motor is fixed in the sealed shell through a motor fixing plate, and the circuit is arranged at the rear end of the sealed shell.
4. The underwater robot starfish-carrying injector according to claim 1, wherein the transmission assembly includes a pull rod, a bearing fixing seat, a bearing, a transmission nut, a lock nut and a coupler, the motor is connected with one end of the transmission nut through the coupler, one end of the pull rod is in threaded connection with a through hole formed in the inner side of the other end of the transmission nut, the front end and the rear end of the transmission nut are both fixed on the bearing fixing seat through the bearing, the bearing seat is fixed on the inner side of the cylinder, the lock nut is connected to the transmission nut on the side close to the coupler and used for locking the transmission nut, and the other end of the pull rod extends out of the center of a front end cover of the sealing shell.
5. The underwater robot starfish syringe as claimed in claim 1, wherein the front end of the syringe holder is connected to the sensor fixing plate via a circumferential column, and the drug drawing assembly is disposed in a space defined by the columns.
6. The underwater robot starfish syringe as recited in claim 1, wherein the second gasket is disposed in a groove formed in the front end of the syringe holder, the rear end of the syringe lock sleeve disposed outside the glass tube is in threaded connection with the groove formed in the front end of the syringe holder, the second gasket is compressed, the front end of the syringe lock sleeve covers the joint between the drug discharge tube and the glass tube, and the first gasket is disposed at the joint between the drug discharge tube, the glass tube and the syringe lock sleeve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911407903.0A CN111084176B (en) | 2019-12-31 | 2019-12-31 | Starfish carrying injector of underwater robot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911407903.0A CN111084176B (en) | 2019-12-31 | 2019-12-31 | Starfish carrying injector of underwater robot |
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| CN111084176A CN111084176A (en) | 2020-05-01 |
| CN111084176B true CN111084176B (en) | 2022-03-25 |
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| CN118655332B (en) * | 2024-08-06 | 2024-10-18 | 北京航天星汉科技有限公司 | Micro-flow dropping device for high-pressure system |
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| JP2010030936A (en) * | 2008-07-28 | 2010-02-12 | Obihiro Univ Of Agriculture & Veterinary Medicine | Starfish educt having anti-protozoa benefit |
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| US20150182706A1 (en) * | 2012-06-15 | 2015-07-02 | Ares Trading Sa | Injection device with needle sensor |
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| CN111084176A (en) | 2020-05-01 |
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