CN218524431U

CN218524431U - Automatic sampler with quantitative sampling structure

Info

Publication number: CN218524431U
Application number: CN202222605735.XU
Authority: CN
Inventors: 周彦伟; 康欣娜; 苏哲芳; 孙芳
Original assignee: Zhaoxian Xinnong Incubation Base Co ltd; Shijiazhuang Academy of Agriculture and Forestry Sciences
Current assignee: Zhaoxian Xinnong Incubation Base Co ltd; Shijiazhuang Academy of Agriculture and Forestry Sciences
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-24
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses an automatic sampler with a quantitative sampling structure, which comprises a bracket, an outer tube and a handle, wherein an electric slide rail is fixedly connected between the bracket and the outer tube, a connecting tube is fixedly arranged on the upper surface of the outer tube, and the inner thread of the connecting tube is connected with a threaded rod; further comprising: the stand, stand fixed mounting be in on the inner wall of outer tube, and the surperficial cover of stand is established and is connected with the overlap joint piece. This automatic sampler with ration sample structure is when using, can reach the purpose of adjusting the sample volume through adjusting the baffle at the inside height of outside, concrete operation is the spacing groove of rotatory play of gag lever post, rotatory threaded rod again, the threaded rod removes in the connecting pipe is inside this moment, the threaded rod drives the baffle and rises or descend at the outside inside, after adjusting high, go into the gag lever post card again can to the corresponding spacing inslot portion, the threaded rod can not take place the self-rotation condition this moment, stability has been improved.

Description

Automatic sampler with quantitative sampling structure

Technical Field

The utility model relates to an automatic sampler technical field specifically is an automatic sampler with ration sample structure.

Background

The substrate cultivation has the advantages of cleanness, sanitation, less plant diseases and insect pests and the like, and is suitable for indoor and outdoor cultivation at home, in the substrate cultivation, soil needs to be sampled, and an automatic sampler is needed at the moment, for example, an automatic sampler for soil section gas of a refuse landfill with the publication number of CN204165805U comprises a drill bit device, a gas taking device, a buffer device, a fixing device and a vacuum pump box; the utility model discloses a landfill soil profile gas autosampler sampling method main step does: before use, the gas is separated by the gas taking device and the buffer device, and the descending depth is controlled by applying external force to a flange plate on the fixing device; the utility model discloses a gas release condition of different depth soil profiles can be measured, simultaneously the sample collection efficiency is effectively improved, and the operation is simple, the structure is compact, the maintenance is convenient, the carrying is convenient;

the device in the above-mentioned application is when gathering different degree of depth soil, and the inconvenient sample that carries on the ration, and the staff still need carry out readjustment to the volume of gathering after gathering, can influence staff's work efficiency, and after its collection simultaneously, the condition that the sample dropped can take place for inconvenient quick closing device.

In order to solve the above problems, innovative design based on the original auto-sampler is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic sampler with ration sample structure to solve the inconvenient quantitative sample of carrying on and the inconvenient quick closing device that provides in the above-mentioned background art, the problem of the condition that the sample dropped may take place.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic sampler with a quantitative sampling structure comprises a support, an outer tube and a handle, wherein an electric sliding rail is fixedly connected between the support and the outer tube, a connecting tube is fixedly arranged on the upper surface of the outer tube, and a threaded rod is connected with the inner thread of the connecting tube;

the handle is fixedly arranged at the tail end of the threaded rod, the baffle is fixedly arranged on the lower surface of the threaded rod, the surface of the handle is rotatably connected with a rotating shaft, and the surface of the rotating shaft is fixedly provided with a limiting rod;

an autosampler provided with a quantitative sampling structure, further comprising:

the long pin is rotatably connected inside the outer pipe, a pull rope is wound and fixedly connected on the surface of the long pin, a connecting plate is fixedly mounted on the surface of the long pin, and the connecting plates are symmetrically distributed around the center of the outer pipe;

the upright post is fixedly arranged on the inner wall of the outer pipe, and the surface of the upright post is sleeved with and connected with a lapping block;

the limiting column is fixedly installed on the inner wall of the support, the surface of the limiting column is sleeved with the butt joint block, and the inside of the support is rotatably connected with the connecting shaft.

Preferably, the surface of connecting pipe seted up with the spacing groove that the gag lever post corresponds, and the spacing groove is in angular distribution such as the surface of connecting pipe, the surface of baffle with the inner wall laminating of outer tube, at the beginning, the gag lever post is located the inside of spacing groove, makes the threaded rod can not take place the condition of autogyration, and when needs rotatory threaded rod, with the gag lever post roll out the spacing groove can, and when the threaded rod was rotatory, the threaded rod drove the baffle and rises or descend at the outer tube inside, finally reached the purpose of adjusting sample volume how much.

Preferably, the lower fixed surface of overlap joint piece is connected with the stay cord, and the overlap joint piece with butt joint piece one-to-one to the last fixed surface of butt joint piece is connected with the haulage rope, and at the during operation, starts electronic slide rail, and the outer tube descends in the support is inside this moment, and the butt joint piece makes the overlap joint piece up move, and when the overlap joint piece rose, it is rotatory to drive the long round pin through the stay cord, and when the long round pin was rotatory, the drive connecting plate was opened, the outer tube feeding of being convenient for.

Preferably, the winding fixed connection of one side in addition of haulage rope is in the surface of connecting axle, and the connecting axle is located the inside part of support is protruding form to the fixed surface of connecting axle installs the torque spring who plays the elasticity effect that resets, and one side in addition of torque spring with the inner wall fixed connection of support, when the upper surface of overlap joint piece contacts the inner wall of outer tube, the overlap joint piece no longer removes, and the overlap joint piece drives the butt joint piece decline this moment, and when the butt joint piece descends, it is rotatory to drive the connecting axle through the haulage rope, when the connecting axle is rotatory, can tensile torque spring.

Preferably, the fixed surface of long round pin installs the balancing weight, and the balancing weight rotates to be connected the inside of outer tube, and the inside of outer tube seted up with the spout that the balancing weight corresponds, when long round pin is rotatory, the balancing weight is at the inside rotation of spout, after the sample is ended, when the outer tube ascended, the overlap joint piece, the butt joint piece rises in step, the connecting axle loses the pulling force of haulage rope this moment, and then the connecting axle is gyration and rolling haulage rope under torque spring's effect, be convenient for next use, the overlap joint piece finally returns the normal position under self action of gravity simultaneously, and long round pin loses the pulling force of stay cord, and then long round pin is gyration to the normal position under the effect of balancing weight, the connecting plate is in the horizontally state this moment, and then the connecting plate of the left and right sides, plug up the lower surface of outer tube, make the sample can not drop.

Preferably, the rotating angle of the balancing weight is 0-90 degrees, the rotating angle of the balancing weight limits the rotating angles of the long pin and the connecting plate, and stability is improved.

Compared with the prior art, the beneficial effects of the utility model are that: this automatic sampler with ration sample structure adopts neotype structural design, and its concrete content is as follows:

(1) When the automatic sampler with the quantitative sampling structure is used, the purpose of adjusting the sampling amount can be achieved by adjusting the height of the baffle inside the outer pipe, the specific operation is that the limiting rod is rotated out of the limiting groove, then the threaded rod is rotated, at the moment, the threaded rod moves inside the connecting pipe, the threaded rod drives the baffle to ascend or descend inside the outer pipe, after the height is adjusted, the limiting rod is clamped into the corresponding limiting groove, at the moment, the threaded rod cannot rotate automatically, and the stability is improved;

(2) This automatic sampler with ration sample structure when the outer tube descends, the connecting plate is opened, when the outer tube rises to initial position, the connecting plate is in the horizontally state, and then the connecting plate of the left and right sides plugs up the lower surface of outer tube, makes the sample can not drop, has improved stability.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic diagram of the structure of the limiting groove of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 5 is a schematic view of the connection structure of the connection shaft and the torsion spring of the present invention;

fig. 6 is a schematic view of the connection structure of the long pin and the counterweight of the present invention.

In the figure: 1. a support; 2. an outer tube; 3. a connecting pipe; 4. an electric slide rail; 5. a threaded rod; 6. a baffle plate; 7. a handle; 8. a rotating shaft; 9. a limiting rod; 10. a limiting groove; 11. a long pin; 12. a connecting plate; 13. a lapping block; 14. a column; 15. pulling a rope; 16. a butt joint block; 17. a limiting post; 18. a connecting shaft; 19. a hauling rope; 20. a torsion spring; 21. a balancing weight; 22. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an automatic sampler with a quantitative sampling structure comprises a support 1, an outer tube 2 and a handle 7, wherein an electric slide rail 4 is fixedly connected between the support 1 and the outer tube 2, a connecting tube 3 is fixedly arranged on the upper surface of the outer tube 2, and a threaded rod 5 is in threaded connection with the inner part of the connecting tube 3;

the handle 7 is fixedly arranged at the tail end of the threaded rod 5, the baffle 6 is fixedly arranged on the lower surface of the threaded rod 5, the surface of the handle 7 is rotatably connected with a rotating shaft 8, and the surface of the rotating shaft 8 is fixedly provided with a limiting rod 9;

the long pin 11 is rotatably connected inside the outer tube 2, the surface of the long pin 11 is wound and fixedly connected with a pull rope 15, the surface of the long pin 11 is fixedly provided with a connecting plate 12, and the connecting plates 12 are symmetrically distributed around the center of the outer tube 2;

the upright post 14 is fixedly arranged on the inner wall of the outer pipe 2, and the surface of the upright post 14 is sleeved with and connected with the lapping block 13;

spacing post 17, spacing post 17 fixed mounting are on the inner wall of support 1, and the surperficial cover of spacing post 17 is established and is connected with butt joint piece 16 to the inside rotation of support 1 is connected with connecting axle 18.

The limiting groove 10 corresponding to the limiting rod 9 is formed in the surface of the connecting pipe 3, the limiting groove 10 is distributed on the surface of the connecting pipe 3 at equal angles, and the surface of the baffle 6 is attached to the inner wall of the outer pipe 2.

At the beginning, gag lever post 9 is located the inside of spacing groove 10, and it is rotatory that threaded rod 5 can not be taken to handle 7 this moment, and when the sample volume was adjusted to needs, can rotate out spacing groove 10 with gag lever post 9 earlier, and threaded rod 5 is rotated again this moment, and when threaded rod 5 was rotatory, it ascends or descends in outer tube 2 inside to take baffle 6 to, has finally reached the purpose of adjusting the sample volume, finally again with the rotatory gag lever post 10 that enters into of gag lever post 9 inside can.

The lower surface of the lapping block 13 is fixedly connected with a pull rope 15, the lapping block 13 is in one-to-one correspondence with the butt-joint block 16, and the upper surface of the butt-joint block 16 is fixedly connected with a traction rope 19.

The other side of the hauling cable 19 is wound and fixedly connected on the surface of the connecting shaft 18, the part of the connecting shaft 18 positioned inside the bracket 1 is convex, a torsion spring 20 playing a role in elastic reset is fixedly installed on the surface of the connecting shaft 18, and the other side of the torsion spring 20 is fixedly connected with the inner wall of the bracket 1.

The surface of the long pin 11 is fixedly provided with a balancing weight 21, the balancing weight 21 is rotatably connected inside the outer tube 2, and a sliding groove 22 corresponding to the balancing weight 21 is formed inside the outer tube 2.

The rotation angle of the counterweight 21 is 0-90 degrees.

When sampling, start electronic slide rail 4, make outer tube 2 descend, when outer tube 2 descends, butt joint piece 16 takes to the butt joint piece 13 and rises, when the butt joint piece 13 rises, take to long round pin 11 and connecting plate 12 through stay cord 15 and rotate, finally make outer tube 2 lower surface open, and when the upper surface of butt joint piece 13 contacted outer tube 2 inner wall, butt joint piece 13 can drive butt joint piece 16 and descend, when butt joint piece 16 descends, drive connecting axle 18 through haulage rope 19 and rotate (when connecting axle 18 rotates, can stretch torsion spring 20), after the sample finishes, make outer tube 2 rise, butt joint piece 13 rises this moment, and then butt joint piece 16 rises under torsion spring 20 and connecting axle 18 and haulage rope 19's effect, when outer tube 2 rises to the normal position, butt joint piece 13 loses the holding power to butt joint piece 16, lap joint piece 13 descends to the normal position under the effect of self gravity, long round pin 11 turns back to the normal position under the effect of balancing weight 21 this moment, namely, lower surface 12 is the lower surface of outer tube 2 this moment, make the material can not fall from outer tube 2 connecting plate.

The working principle is as follows: when the automatic sampler with the quantitative sampling structure is used, the device is firstly placed at a position needing to work, according to the figures 1-6, when the sampling amount needs to be adjusted, the limiting rod 9 can be firstly rotated out of the limiting groove 10, then the threaded rod 5 is rotated, and when the threaded rod 5 is rotated, the baffle 6 is brought up or down in the outer tube 2, so that the purpose of adjusting the sampling amount is finally achieved, and finally the limiting rod 9 is rotated to enter the limiting groove 10;

when the sampling is carried out, the electric sliding rail 4 is started, the outer pipe 2 descends, when the outer pipe 2 descends, the butt joint block 16 is brought to the butt joint block 13 to ascend, when the butt joint block 13 ascends, the long pin 11 and the connecting plate 12 are brought to rotate through the pull rope 15, the lower surface of the outer pipe 2 is finally opened, after the sampling is finished, the outer pipe 2 ascends, the butt joint block 13 ascends at the moment, the butt joint block 16 ascends under the action of the torsion spring 20, the connecting shaft 18 and the traction rope 19, when the outer pipe 2 ascends to the original position, the butt joint block 13 loses the supporting force of the butt joint block 16, the butt joint block 13 descends to the original position under the action of self gravity, at the moment, the long pin 11 rotates to the original position under the action of the counterweight 21, namely, the connecting plate 12 blocks the lower surface of the outer pipe 2 at the moment, and materials cannot fall from the outer pipe 2.

The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic sampler with a quantitative sampling structure comprises a support (1), an outer tube (2) and a handle (7), wherein an electric sliding rail (4) is fixedly connected between the support (1) and the outer tube (2), a connecting tube (3) is fixedly arranged on the upper surface of the outer tube (2), and a threaded rod (5) is connected to the inner thread of the connecting tube (3);

the handle (7) is fixedly arranged at the tail end of the threaded rod (5), the baffle (6) is fixedly arranged on the lower surface of the threaded rod (5), the surface of the handle (7) is rotatably connected with a rotating shaft (8), and the surface of the rotating shaft (8) is fixedly provided with a limiting rod (9);

it is characterized by also comprising:

the long pin (11) is rotatably connected inside the outer pipe (2), a pull rope (15) is wound and fixedly connected to the surface of the long pin (11), a connecting plate (12) is fixedly mounted on the surface of the long pin (11), and the connecting plates (12) are symmetrically distributed around the center of the outer pipe (2);

the upright post (14), the upright post (14) is fixedly arranged on the inner wall of the outer pipe (2), and the surface of the upright post (14) is sleeved with and connected with a lapping block (13);

spacing post (17), spacing post (17) fixed mounting be in on the inner wall of support (1), and the surperficial cover of spacing post (17) is established and is connected with butt joint piece (16) to the inside of support (1) is rotated and is connected with connecting axle (18).

2. An autosampler provided with a quantitative sampling structure according to claim 1, characterized in that: the limiting groove (10) corresponding to the limiting rod (9) is formed in the surface of the connecting pipe (3), the limiting groove (10) is formed in the surface of the connecting pipe (3) in an equiangular distribution mode, and the surface of the baffle (6) is attached to the inner wall of the outer pipe (2).

3. An autosampler provided with a quantitative sampling structure according to claim 1, characterized in that: the lower surface of the lap joint block (13) is fixedly connected with the pull rope (15), the lap joint block (13) corresponds to the butt joint block (16) one by one, and the upper surface of the butt joint block (16) is fixedly connected with a traction rope (19).

4. An autosampler provided with a quantitative sampling structure, according to claim 3, wherein: the other side of the traction rope (19) is wound and fixedly connected to the surface of the connecting shaft (18), the connecting shaft (18) is positioned in the support (1) and is in a convex shape, a torsion spring (20) which plays a role in elastic reset is fixedly installed on the surface of the connecting shaft (18), and the other side of the torsion spring (20) is fixedly connected with the inner wall of the support (1).

5. An autosampler provided with a quantitative sampling structure according to claim 1, characterized in that: the surface fixed mounting of long round pin (11) has balancing weight (21), and balancing weight (21) rotate to be connected the inside of outer tube (2), and the inside of outer tube (2) seted up with spout (22) that balancing weight (21) correspond.

6. An autosampler provided with a quantitative sampling structure, according to claim 5, wherein: the rotating angle of the balancing weight (21) is 0-90 degrees.