CN221038188U

CN221038188U - Sampler

Info

Publication number: CN221038188U
Application number: CN202322578293.9U
Authority: CN
Inventors: 刘李
Original assignee: Changchun Mingtai Fluid Technology Co ltd
Current assignee: Changchun Mingtai Fluid Technology Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-05-28
Anticipated expiration: 2033-09-22

Abstract

The utility model relates to the technical field of samplers, in particular to a sampler which comprises a main pipe, wherein an absorption pipe is arranged at one end of the main pipe, a piston is connected with the inner wall of the main pipe in a sliding manner, a push rod is arranged on the piston, and the other end of the push rod extends to the outside of the main pipe; the bottom end of the main pipe is connected with a second connecting pipe close to the absorption pipe, an electromagnetic valve is arranged on the second connecting pipe, and the second connecting pipe is in threaded connection with the sampling pipe. The utility model is convenient for collecting the liquid medicine, avoids the pollution of the falling and external interfering objects, is convenient and quick to assemble and disassemble, is convenient to clean, and brings convenience to sampling.

Description

Sampler

Technical Field

The utility model relates to the technical field of samplers, in particular to a sampler.

Background

The liquid preparing tank, also called as preparing tank, is a mixing stirring container for mixing one or more materials according to the technological proportion. When the medicines are prepared, the air is required to be isolated as much as possible, and the pollution of personnel and appliances to the medicines is reduced.

The utility model discloses a sampler for preparing medicinal liquor, which can conveniently and rapidly sample medicinal liquor at each layer in a medicinal liquor preparing tank, so that the medicinal liquor at each layer in the medicinal liquor preparing tank can be sampled and detected respectively, detection data and effects are wider and more accurate, the reference value of detection results is higher, and the problem that the sampler of the existing medicinal liquor preparing tank can only extract the medicinal liquor at a certain fixed point in the tank body, and further the detection results lack representativeness, so that the reference value of the detection results is not great is solved.

However, when the sampler is used, the medicinal liquor entering the cylindrical sampling box is inconvenient to pour, easy to spill, inconvenient to clean and inconvenient to use.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a sampler.

The technical scheme of the utility model is as follows: a sampler comprises a main pipe, wherein an absorption pipe is arranged at one end of the main pipe, a piston is connected to the inner wall of the main pipe in a sliding manner, a push rod is arranged on the piston, and the other end of the push rod extends to the outside of the main pipe;

The bottom end of the main pipe is connected with a second connecting pipe close to the absorption pipe, an electromagnetic valve is arranged on the second connecting pipe, and the second connecting pipe is in threaded connection with the sampling pipe.

Preferably, the first connecting pipe is arranged at one end of the main pipe connected with the absorption pipe, the first connecting pipe is in threaded connection with the absorption pipe, the outer wall of the absorption pipe is provided with a first threaded part matched with the inner wall of the first connecting pipe, and the first connecting pipe is provided with a check valve.

Preferably, the absorption tube is sleeved with a sealing cover in a sliding way.

Preferably, the inner wall of the sampling tube is provided with a second thread part which is matched with the outer wall of the second connecting tube near the open end.

Preferably, the inner wall of the sampling tube is rotationally connected with a ball, a through hole is formed in the ball, a leakage-proof pad matched with the inner wall of the sampling tube is arranged on the outer wall of the ball, a regulating rod is rotationally connected at the joint of the ball and the sampling tube, the other end of the regulating rod extends to the outside of the sampling tube, and a rubber limiting block is clamped between the ball and the sampling tube.

Preferably, the device further comprises a driving mechanism, wherein the driving mechanism comprises a micro motor, the micro motor is arranged on one side of the top end of the main pipe, the output end of the micro motor is connected with a screw in a transmission manner, a connecting rod is sleeved outside the screw, and the other end of the connecting rod is connected with the push rod.

Preferably, the top end of the main pipe is also provided with a limiting seat, one end of the screw rod far away from the micro motor is rotationally connected with the limiting seat, the limiting seat is provided with a sliding groove, and the connecting rod is in sliding connection with the sliding groove.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: according to the utility model, the extraction end of the absorption tube is extended into the liquid preparation tank to a proper depth, and the sealing cover is adjusted to seal the open end of the liquid preparation tank, so that the pollution caused by the entering of interfering matters into the liquid preparation tank is avoided; the driving mechanism is used for starting to drive the push rod and the piston to slide along the inner wall of the main pipe, then the liquid medicine in the liquid preparation tank is extracted into the main pipe through the absorption pipe, the valve port of the electromagnetic valve is opened, the driving mechanism is used for starting to enable the push rod and the piston to slide along the inner wall of the main pipe to extrude the extracted liquid medicine into the sampling pipe, the adjusting rod is rotated to drive the through hole to be perpendicular to the sampling pipe, and therefore pollution caused by spilling of the sampling medicine or entering of external interferents can be avoided; the absorption tube is rotationally separated from the first connecting tube, the sampling tube is rotationally separated from the second connecting tube, and the water can be filled into the inner protecting part of the main tube for cleaning, so that convenience is brought to use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic diagram of a connection between a driving mechanism and a push rod according to the present utility model;

FIG. 4 is a schematic view of the internal structure of a sampling tube according to the present utility model.

Reference numerals: 1. a main pipe; 101. a first connection pipe; 102. a check valve; 103. a second connection pipe; 104. an electromagnetic valve; 2. a micro motor; 201. a screw; 202. a limit seat; 203. a connecting rod; 204. a push rod; 205. a piston; 3. a sampling tube; 301. a sphere; 302. a through port; 303. an adjusting rod; 4. an absorption tube; 401. sealing cover.

Detailed Description

Example 1

As shown in fig. 1 to 3, the sampler provided by the utility model comprises a main pipe 1, wherein an absorption pipe 4 is installed at one end of the main pipe 1, the absorption pipe 4 is in an L shape, a handle is arranged at the bottom end of the main pipe 1 and far away from the absorption pipe 4, a piston 205 is slidably connected with the inner wall of the main pipe 1, a push rod 204 is installed on the piston 205, the other end of the push rod 204 extends to the outside of the main pipe 1, a through hole matched with the push rod 204 is formed in the main pipe 1, and the diameter of the through hole is larger than that of the push rod 204.

Further, a first connecting pipe 101 is installed at one end of the main pipe 1 connected with the absorbing pipe 4, the first connecting pipe 101 is in threaded connection with the absorbing pipe 4, a first threaded portion matched with the inner wall of the first connecting pipe 101 is arranged on the outer wall of the absorbing pipe 4, and a check valve 102 is arranged on the first connecting pipe 101.

As shown in fig. 2 and 3, a second connecting pipe 103 is connected to the bottom end of the main pipe 1 and near the absorbing pipe 4, an electromagnetic valve 104 is arranged on the second connecting pipe 103, the second connecting pipe 103 is in threaded connection with the sampling pipe 3, and anti-skid patterns are arranged on the outer wall of the sampling pipe 3.

Further, a second threaded portion adapted to the outer wall of the second connection tube 103 is provided on the inner wall of the sampling tube 3 near the open end.

In this embodiment, in the initial state, the piston 205 is located at the position of the inner wall of the main pipe 1 near the absorption pipe 4, the absorption pipe 4 is in threaded connection with the first connecting pipe 101, the sampling pipe 3 is in threaded connection with the second connecting pipe 103, the extraction end of the absorption pipe 4 extends into the liquid preparation tank to a proper depth, the push rod 204 is pulled outwards by hand to drive the piston 205 to slide outwards along the inner wall of the main pipe 1, then the liquid medicine in the liquid preparation tank is sucked into the main pipe 1 by the absorption pipe 4, the electromagnetic valve 104 is started by the controller to open the valve port, the push rod 204 is pushed to drive the piston 205 to slide along the inner wall of the main pipe 1, the sucked liquid medicine is extruded into the sampling pipe 3 along the second connecting pipe 103, and the liquid medicine in the main pipe 1 cannot flow back into the second connecting pipe 103 due to the arrangement of the check valve 102, the sampling pipe 3 is separated from the second connecting pipe 103 in a rotating manner, the extracted liquid medicine can be taken out for subsequent treatment, the liquid medicine is collected conveniently and rapidly, and the liquid medicine is avoided.

Example two

As shown in fig. 1 and 2, in the sampler according to the present utility model, compared with the first embodiment, the absorption tube 4 is slidably sleeved with the sealing cover 401, and the sealing cover 401 is a rubber cover.

In this embodiment, when the absorption tube 4 stretches into the liquid preparation tank to a proper depth, the sealing cover 401 slides up and down along the absorption tube 4 until the sealing cover 401 covers the open end of the liquid preparation tank, so that the interference is prevented from entering the liquid preparation tank, and pollution is reduced.

Example III

As shown in fig. 4, in the sampler provided by the utility model, compared with the first embodiment, the inner wall of the sampling tube 3 is rotatably connected with the ball 301, the inside of the ball 301 is provided with the through hole 302, the outer wall of the ball 301 is provided with the leakage-proof pad matched with the inner wall of the sampling tube 3, the joint of the ball 301 and the sampling tube 3 is rotatably connected with the adjusting rod 303, the other end of the adjusting rod 303 extends to the outside of the sampling tube 3, the rubber limiting block is clamped between the ball 301 and the sampling tube 3, and the situation that the adjusting rod 303 is easily rotated to drive the ball 301 to cause the liquid medicine inside the sampling tube 3 to be sprayed out is avoided.

In this embodiment, the rotation adjusting rod 303 drives the sphere 301 to rotate along the inner wall of the sampling tube 3, when the through hole 302 is parallel to the sampling tube 3, the liquid medicine in the main tube 1 is convenient to flow into the bottom end inside the sampling tube 3 through the through hole 302, when the through hole 302 is perpendicular to the sampling tube 3, the liquid medicine is sealed at the bottom end inside the sampling tube 3 through the sphere 301, so that the pollution caused by the entering of external interfering substances into the sampling tube 3 when the sampling tube 3 is separated from the second connecting tube 103 is avoided, and meanwhile, the liquid taking is prevented from being spilled.

Example IV

As shown in fig. 1 to 3, compared with the first embodiment, the sampler provided by the present utility model further comprises a driving mechanism, wherein the driving mechanism comprises a micro motor 2, the micro motor 2 is installed at one side of the top end of the main pipe 1, the output end of the micro motor 2 is in transmission connection with a screw 201, a connecting rod 203 is sleeved outside the screw 201, and the other end of the connecting rod 203 is connected with a push rod 204.

Further, the top end of the main pipe 1 is further provided with a limiting seat 202, one end, far away from the micro motor 2, of the screw 201 is rotationally connected with the limiting seat 202, a sliding groove is formed in the limiting seat 202, and the connecting rod 203 is in sliding connection with the sliding groove, so that the connecting rod 203 can slide stably along the screw 201.

In this embodiment, the micro motor 2 is started through the controller, the micro motor 2 drives the screw 201 to rotate, and then the connecting rod 203 slides along the screw 201 and the limiting seat 202 in the horizontal direction, and then the push rod 204 and the piston 205 are driven to slide along the inner wall of the main pipe 1 to extract the liquid medicine in the liquid preparation tank, so that the physical strength is saved, and the fatigue caused by manually pulling the push rod 204 is avoided.

Working principle: the absorption tube 4 is rotatably installed and connected with the first connecting tube 101, the processing sampling tube 3 is rotatably installed and connected with the second connecting tube 103, the extraction end of the absorption tube 4 extends into the liquid preparation tank to a proper depth, and the sealing cover 401 is adjusted to seal the open end of the liquid preparation tank, so that the pollution caused by the entering of interfering matters into the liquid preparation tank is avoided; the miniature motor 2 is started to drive the screw 201 to rotate, the connecting rod 203 moves along the limiting seat 202 to drive the push rod 204 and the piston 205 to slide along the inner wall of the main pipe 1, then the liquid medicine in the liquid preparation tank is extracted into the main pipe 1 through the absorption pipe 4, the valve port of the electromagnetic valve 104 is opened, the miniature motor 2 drives the screw 201 to reversely rotate, the push rod 204 and the piston 205 slide along the inner wall of the main pipe 1 to extrude the extracted liquid medicine into the second connecting pipe 103 and the sampling pipe 3, the rotation adjusting rod 303 drives the through hole 302 to be vertical to the sampling pipe 3, and pollution caused by the sprinkling of the sampling medicine or the entering of external interference can be avoided; the absorption tube 4 is rotationally separated from the first connecting tube 101, and the sampling tube 3 is rotationally separated from the second connecting tube 103, so that the inner retaining part of the main tube 1 can be irrigated for cleaning, and convenience is brought to use.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The sampler is characterized by comprising a main pipe (1), wherein an absorption pipe (4) is arranged at one end of the main pipe (1), a piston (205) is connected to the inner wall of the main pipe (1) in a sliding manner, a push rod (204) is arranged on the piston (205), and the other end of the push rod (204) extends to the outside of the main pipe (1);

The bottom end of the main pipe (1) is connected with a second connecting pipe (103) close to the absorption pipe (4), an electromagnetic valve (104) is arranged on the second connecting pipe (103), and the second connecting pipe (103) is in threaded connection with the sampling pipe (3).

2. A sampler according to claim 1, characterized in that the end of the main pipe (1) connected with the absorption pipe (4) is provided with a first connecting pipe (101), the first connecting pipe (101) is in threaded connection with the absorption pipe (4), the outer wall of the absorption pipe (4) is provided with a first threaded part which is matched with the inner wall of the first connecting pipe (101), and the first connecting pipe (101) is provided with a check valve (102).

3. A sampler according to claim 1, characterized in that the absorption tube (4) is provided with a sealing cap (401) in a sliding manner.

4. A sampler according to claim 1, characterized in that the inner wall of the sampling tube (3) is provided with a second screw-thread part close to the open end, adapted to the outer wall of the second connection tube (103).

5. The sampler according to claim 1, characterized in that the inner wall of the sampling tube (3) is rotationally connected with a ball body (301), a through hole (302) is formed in the ball body (301), a leakage-proof pad matched with the inner wall of the sampling tube (3) is arranged on the outer wall of the ball body (301), an adjusting rod (303) is rotationally connected at the joint of the ball body (301) and the sampling tube (3), the other end of the adjusting rod (303) extends to the outside of the sampling tube (3), and a rubber limiting block is clamped between the ball body (301) and the sampling tube (3).

6. The sampler of claim 1, further comprising a driving mechanism, wherein the driving mechanism comprises a micro motor (2), the micro motor (2) is installed on one side of the top end of the main pipe (1), the output end of the micro motor (2) is in transmission connection with a screw rod (201), a connecting rod (203) is sleeved outside the screw rod (201), and the other end of the connecting rod (203) is connected with a push rod (204).

7. The sampler according to claim 6, characterized in that the top end of the main pipe (1) is further provided with a limiting seat (202), one end of the screw rod (201) far away from the micro motor (2) is rotationally connected with the limiting seat (202), the limiting seat (202) is provided with a sliding groove, and the connecting rod (203) is in sliding connection with the sliding groove.