CN221495071U - Automatic chuck of biological drilling rod - Google Patents
Automatic chuck of biological drilling rod Download PDFInfo
- Publication number
- CN221495071U CN221495071U CN202323494317.9U CN202323494317U CN221495071U CN 221495071 U CN221495071 U CN 221495071U CN 202323494317 U CN202323494317 U CN 202323494317U CN 221495071 U CN221495071 U CN 221495071U
- Authority
- CN
- China
- Prior art keywords
- chuck
- drill
- positioning shaft
- biological
- inner cavity
- 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
- 238000005553 drilling Methods 0.000 title claims description 4
- 239000004677 Nylon Substances 0.000 claims abstract description 47
- 229920001778 nylon Polymers 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 abstract description 7
- 239000012472 biological sample Substances 0.000 abstract description 5
- 239000000523 sample Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an automatic chuck of a biological drill rod, the drill bit comprises a chuck shell and a drill bit unloading bracket: the top of the chuck shell is inserted with a positioning shaft, and the top of the positioning shaft is inserted with a nylon jacket. According to the utility model, the nylon jacket is inserted into the inner cavity of the positioning shaft until the nylon jacket completely enters the inner cavity of the positioning shaft when the drill bit is installed, the four spring arc pins extend into the inner cavity of the annular limiting groove, clamping is completed, the annular groove on the chuck shell is clamped on the drill unloading bracket when the drill bit is disassembled, the positioning shaft drives the annular limiting groove on the nylon jacket to be separated from the surfaces of the four spring arc pins, then the elastic force of the spring arc pins is abutted against the arc surface of the nylon jacket, so that the nylon jacket is separated from the inner cavity of the positioning shaft, and the disassembly of the drill rod body is completed, so that the drill rod can be automatically clamped and disassembled, the whole experimental process does not need manual intervention, even the experimental environment can be controlled to be vacuum, the sample pollution risk is avoided, and the biological sample collection efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of biological detection, and particularly relates to an automatic chuck of a biological drill rod.
Background
The design of the biological drill chuck of the ultralow temperature biological sample collection equipment is that the drill bit must be manually installed and disassembled by a person, manual screwing action is needed during installation, a drill rod is required to be touched by a hand during disassembly, the drill rod and even samples can be polluted in an intangible way by manual operation, the sampling accuracy is affected, in addition, the sample leakage is likely to be caused in the process of replacing the drill bit from the biological safety point of view if high-risk virus or chemical sampling split charging is carried out, and the consequence is not supposed, so that the automatic chuck of the biological drill rod is provided, and the drill rod can be automatically clamped and disassembled, so that the whole experimental process does not need manual intervention, even the experimental environment can be controlled to be vacuum, the sample pollution risk is avoided, and the biological sample collection efficiency is improved.
Disclosure of utility model
The utility model aims to provide an automatic chuck for biological drill rods, which can rapidly clamp and disassemble drill bits, and improve the replacement efficiency of the drill rods so as to solve the problems in the background technology.
The technical scheme for solving the technical problems is as follows: an automatic chuck of a biological drill rod comprises a chuck shell and a drill unloading bracket: the top of chuck shell is pegged graft there is the locating shaft, the top of locating shaft is pegged graft there is the nylon clamp cover, the drilling rod body is installed to the inner chamber of nylon clamp cover, four screw slot holes first have been seted up on the surface of chuck shell, the inner chamber threaded connection of screw slot hole first has the outer tube, the spring arc round pin is installed to the one end of outer tube, the annular spacing groove that supplies four spring arc round pins to stretch into has been seted up on the surface of nylon clamp cover, the bottom integrated into one piece of locating shaft has the external screw pipe, the inner chamber of chuck shell is provided with the spring, the bottom cover on external screw pipe surface is equipped with the locking lid at external screw pipe surface gliding, the bottom threaded connection on external screw pipe surface has the lock nut in the locking lid bottom, the locking lid slides at the inner chamber of chuck shell.
Preferably, the inner cavity of the chuck shell is provided with four limit grooves, the surface of the positioning shaft is provided with four limit strips matched with the limit grooves, and the limit strips slide in the inner cavity of the limit grooves.
Preferably, four guide grooves are formed in the top of the positioning shaft, and four guide strips matched with the guide grooves are arranged on the surface of the nylon jacket.
Preferably, a second threaded long hole is formed in the top of the nylon jacket, an external threaded groove is formed in the surface of the drill rod body, and the external threaded groove is in threaded connection with the inner cavity of the second threaded long hole.
Preferably, a cavity is arranged at the bottom of the chuck shell, and the surface of the locking cover is attached to the inner wall of the cavity.
Preferably, the surface of the chuck shell is provided with an annular groove, and the drill unloading support is provided with a limit clamping groove matched with the annular groove.
1. The beneficial effects of the utility model are as follows: according to the utility model, when the drill bit is downwards installed, the nylon jacket is inserted into the inner cavity of the positioning shaft until the nylon jacket completely enters, the four spring arc pins extend into the inner cavity of the annular limiting groove, clamping is completed, the annular groove on the chuck shell is clamped on the drill unloading bracket when the drill bit is dismounted, the locking cover is downwards pressed, the locking cover can drive the positioning shaft to move, the spring inside the chuck shell is compressed, the positioning shaft drives the annular limiting groove on the nylon jacket to separate from the surfaces of the four spring arc pins, then the elastic force of the spring arc pins abuts against the surface arc of the nylon jacket, the nylon jacket is separated from the inner cavity of the positioning shaft, and the dismounting of the drill rod body is completed, so that the drill rod can be automatically clamped and dismounted, the whole experimental process does not need manual intervention, the experimental environment can be controlled to be vacuum, the sample pollution risk is avoided, and the biological sample collection efficiency is improved.
2. According to the utility model, through the cooperation of the limiting groove and the limiting bar, the limiting bar is inserted into the inner cavity of the limiting groove, so that the positioning shaft can be limited, the rotation of the positioning shaft in the inner cavity of the chuck shell is limited, and the stability of the positioning shaft after being installed is improved.
3. According to the utility model, through the cooperation of the guide groove and the guide strip, the guide strip on the surface of the nylon jacket enters the inner cavity of the guide groove in the process of inserting the nylon jacket into the inner cavity of the positioning shaft, so that the nylon jacket is limited, the nylon jacket is limited to rotate in the inner cavity of the positioning shaft, and the stability of the nylon jacket after being installed is improved.
4. According to the utility model, through the matching use of the second threaded long hole and the external threaded groove, the drill rod body can be taken out from the inner cavity of the nylon jacket, and the subsequent cleaning of the drill rod body is convenient.
Drawings
Wherein:
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a bottom perspective exploded view of a positioning shaft and a chuck housing according to one embodiment of the present utility model;
FIG. 3 is a perspective view of an embodiment of the present utility model;
Fig. 4 is a schematic perspective view of a drill-removing stand according to an embodiment of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. The drill rod comprises a chuck shell, 2, a positioning shaft, 3, a nylon jacket, 4, a drill rod body, 5, a first threaded long hole, 6, an outer pipe, 7, a spring arc pin, 8, an annular limiting groove, 9, an outer threaded pipe, 10, a spring, 11, a locking cover, 12, a locking nut, 13, a limiting groove, 14, a limiting strip, 15, a guide groove, 16, a guide strip, 17, a second threaded long hole, 18, an outer threaded groove, 19, a cavity, 20, an annular groove, 21, a drill unloading bracket, 22 and a limiting clamping groove.
Detailed Description
Hereinafter, an embodiment of the automatic chuck for biological drill pipe according to the present utility model will be described with reference to the accompanying drawings.
Fig. 1-4 show an automatic biological drill rod chuck according to an embodiment of the present utility model, comprising a chuck housing 1 and a drill unloading bracket 21: an annular groove 20 is arranged on the surface of the chuck shell 1, a limit clamping groove 22 which is matched with the annular groove 20 is arranged on the drill unloading bracket 21, a positioning shaft 2 is inserted into the top of the chuck shell 1, a nylon jacket 3 is inserted into the top of the positioning shaft 2, a drill rod body 4 is arranged in the inner cavity of the nylon jacket 3, a second threaded long hole 17 is arranged on the top of the nylon jacket 3, an external thread groove 18 is arranged on the surface of the drill rod body 4, the external thread groove 18 is in threaded connection with the inner cavity of the second threaded long hole 17, the drill rod body 4 can be taken out from the inner cavity of the nylon jacket 3 through the matched use of the second threaded long hole 17 and the external thread groove 18, the subsequent cleaning of the drill rod body 4 is facilitated, four limit grooves 13 are arranged in the inner cavity of the chuck shell 1, four limit bars 14 which are matched with the limit grooves 13 are arranged on the surface of the positioning shaft 2, and the limit bars 14 slide in the inner cavity of the limit grooves 13, through the matching use of the limit groove 13 and the limit groove 14, the limit groove 14 can limit the positioning shaft 2 after being inserted into the inner cavity of the limit groove 13, the rotation of the positioning shaft 2 in the inner cavity of the chuck shell 1 is limited, the stability of the positioning shaft 2 after being installed is improved, four guide grooves 15 are arranged at the top of the positioning shaft 2, four guide strips 16 matched with the guide grooves 15 are arranged on the surface of the nylon jacket 3, the guide strips 16 on the surface of the nylon jacket 3 enter the inner cavity of the guide grooves 15 in the process of being inserted into the inner cavity of the positioning shaft 2 through the matching use of the guide grooves 15 and the guide strips 16, the nylon jacket 3 is limited to rotate in the inner cavity of the positioning shaft 2, the stability of the nylon jacket 3 after being installed is improved, four long holes 5 are arranged on the surface of the chuck shell 1, the inner cavity of the long holes 5 are connected with the outer pipe 6 through threads, the spring arc round pin 7 is installed to the one end of outer tube 6, annular spacing groove 8 that supplies four spring arc round pins 7 to stretch into is offered on nylon clamp sleeve 3's surface, the bottom integrated into one piece of locating shaft 2 has external screw thread pipe 9, the inner chamber of chuck shell 1 is provided with spring 10, the bottom cover on external screw thread pipe 9 surface is equipped with the locking lid 11 that slides on external screw thread pipe 9 surface, the bottom threaded connection on external screw thread pipe 9 surface has the lock nut 12 in the locking lid 11 bottom, the locking lid 11 slides at the inner chamber of chuck shell 1, the bottom of chuck shell 1 is provided with cavity 19, the surface of locking lid 11 is laminated with the inner wall of cavity 19.
Working principle: when the combined chuck shell 1 is used, a user installs an external threaded pipe 9 on a main shaft, a motor drives the external threaded pipe 9 to move downwards, a drill rod body 4 is enabled to move downwards, when a drill chuck moves downwards during clamping, a nylon jacket 3 falls into an inner cavity of a positioning shaft 2 until the nylon jacket 3 completely enters, the arc-shaped surface of the nylon jacket 3 enables a spring arc-shaped pin 7 to move towards the inner cavity of an outer pipe 6 until an annular limiting groove 8 is aligned with the spring arc-shaped pin 7, the spring arc-shaped pin 7 stretches into the inner cavity of the annular limiting groove 8 due to the restoring force of the spring arc-shaped pin 7, automatic clamping is completed, when the chuck shell 1 is dismounted, an annular groove 20 is clamped on a drill dismounting bracket 21, the motor is pressed downwards, the motor drives the external threaded pipe 9, a locking cover 11 and the positioning shaft 2 to move, a spring 10 in the chuck shell 1 is enabled to be compressed, the positioning shaft 2 drives the annular limiting groove 8 on the nylon jacket 3 to be separated from the surfaces of the four spring arc-shaped pins 7, and then the elastic force of the spring arc-shaped pins 7 abuts against the bottom of the nylon jacket 3, and the nylon jacket 3 is enabled to separate from the inner cavity of the positioning shaft 2, and the dismounting of the chuck shell 4 is completed.
To sum up: according to the automatic biological drill rod chuck, when the drill bit is downwards installed, the nylon jacket 3 is inserted into the inner cavity of the positioning shaft 2 until the drill bit completely enters, the four spring arc pins 7 extend into the inner cavity of the annular limiting groove 8, clamping is completed, when the drill rod chuck is dismounted, the annular groove 20 on the chuck shell 1 is clamped on the drill unloading bracket 21, the locking cover 11 is downwards pressed, the locking cover 11 can drive the positioning shaft 2 to move, the spring 10 in the chuck shell 1 is compressed, the positioning shaft 2 drives the annular limiting groove 8 on the nylon jacket 3 to separate from the surfaces of the four spring arc pins 7, then the elastic force of the spring arc pins 7 abuts against the surface arc of the nylon jacket 3, so that the nylon jacket 3 is separated from the inner cavity of the positioning shaft 2, and the dismounting of the drill rod body 4 is completed, so that the drill rod can be automatically clamped and dismounted, the whole experimental process does not need manual intervention, even the experimental environment can be controlled to be vacuum, the sample pollution risk is avoided, and the biological sample collection efficiency is improved.
Claims (6)
1. The automatic chuck of the biological drill rod is characterized by comprising a chuck shell (1) and a drill unloading bracket (21): the utility model discloses a chuck, including chuck shell (1), nylon clamp sleeve (3), drilling rod body (4) are installed at the top grafting of chuck shell (1), nylon clamp sleeve (3)'s inner chamber, four screw thread slot holes (5) have been seted up on the surface of chuck shell (1), screw thread slot hole inner chamber threaded connection has outer tube (6), spring arc round pin (7) are installed to the one end of outer tube (6), annular spacing groove (8) that supply four spring arc round pins (7) to stretch into are seted up on the surface of nylon clamp sleeve (3), the bottom integrated into one piece of positioning shaft (2) has outer screwed pipe (9), the inner chamber of chuck shell (1) is provided with spring (10), the bottom cover on outer screwed pipe (9) surface is equipped with locking lid (11) at outer screwed pipe (9) surface slip, the bottom threaded connection of outer screwed pipe (9) has locking nut (12) in locking lid (11) bottom, locking lid (11) is at the inner chamber slip of shell (1).
2. The automatic chuck of biological drill rod according to claim 1, wherein the inner cavity of the chuck shell (1) is provided with four limit grooves (13), the surface of the positioning shaft (2) is provided with four limit bars (14) matched with the limit grooves (13), and the limit bars (14) slide in the inner cavity of the limit grooves (13).
3. The automatic chuck of biological drill rod according to claim 2, wherein the top of the positioning shaft (2) is provided with four guide grooves (15), and the surface of the nylon jacket (3) is provided with four guide strips (16) matched with the guide grooves (15).
4. The automatic chuck for biological drill pipes according to claim 3, wherein the top of the nylon jacket (3) is provided with a second threaded long hole (17), the surface of the drill pipe body (4) is provided with an external threaded groove (18), and the external threaded groove (18) is in threaded connection with the inner cavity of the second threaded long hole (17).
5. The automatic chuck for biological drill pipes according to claim 4, wherein a cavity (19) is formed at the bottom of the chuck housing (1), and the surface of the locking cover (11) is attached to the inner wall of the cavity (19).
6. The automatic chuck for biological drill pipes according to claim 5, wherein the surface of the chuck housing (1) is provided with an annular groove (20), and the drill unloading bracket (21) is provided with a limit clamping groove (22) which is matched with the annular groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323494317.9U CN221495071U (en) | 2023-12-21 | 2023-12-21 | Automatic chuck of biological drilling rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323494317.9U CN221495071U (en) | 2023-12-21 | 2023-12-21 | Automatic chuck of biological drilling rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221495071U true CN221495071U (en) | 2024-08-09 |
Family
ID=92132019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323494317.9U Active CN221495071U (en) | 2023-12-21 | 2023-12-21 | Automatic chuck of biological drilling rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221495071U (en) |
-
2023
- 2023-12-21 CN CN202323494317.9U patent/CN221495071U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110815126A (en) | Synchronous drive type stern tube bearing dismounting device | |
| CN221495071U (en) | Automatic chuck of biological drilling rod | |
| CN116735250A (en) | Soil sampler and assembling method and sampling method thereof | |
| CN210923769U (en) | A can dismantle telescopic link for fire control detects | |
| CN210953559U (en) | Portable waste gas sampling device | |
| CN110828280B (en) | Sample injector capable of quickly replacing probe | |
| CN220969161U (en) | Liquid extraction device | |
| CN110774224A (en) | Positioning type stern tube bearing dismounting device | |
| CN219871273U (en) | Connecting device for food detection comprehensive analyzer | |
| CN220690563U (en) | Food detection sampler | |
| CN220552822U (en) | Gas chromatograph with sample injection and antifouling functions | |
| CN219935327U (en) | Portable soil sampler | |
| CN221028425U (en) | Detection device with layering sampling function | |
| CN213970085U (en) | Alignment frock clamp of part machining | |
| CN220508430U (en) | Sampling device based on food inspection | |
| CN215346007U (en) | Extensible small chain saw | |
| CN210280952U (en) | Nut tapping machine | |
| CN221350796U (en) | Pumping type ethylene oxide detection device | |
| CN116879281B (en) | Device and method for rapidly detecting antibiotics in water body | |
| CN213918058U (en) | Waste equipment disassembles and uses puller | |
| CN214251696U (en) | Medicine analysis trace ration sample save set | |
| CN220922261U (en) | Endoscope handle dismounting device | |
| CN210549360U (en) | Washing machine pressure axle device | |
| CN210239990U (en) | Disassembling and assembling mechanism of dry type screw pump shell | |
| CN219274554U (en) | Shell thread drilling tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |