CN211085755U

CN211085755U - Punching sampler

Info

Publication number: CN211085755U
Application number: CN201921900023.2U
Authority: CN
Inventors: 李孟
Original assignee: Nanjing Taiaode Biotechnology Co ltd
Current assignee: Nanjing Taiaode Biotechnology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-24
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a sampler punches, include: guide pin bushing, sample head and adjusting lever, the confession has been seted up to the front end of guide pin bushing the fixed mouth of sample head is fixed, set up the sample connection that is used for the sample in the sample head, the adjusting lever setting in the guide pin bushing, adjusting lever one end stretch out the guide pin bushing afterbody, the sample head is the same with the internal diameter of guide pin bushing, the sample head afterbody be equipped with the external screw thread, the sample head passes through external thread connection in the guide pin bushing front end, just the sample head includes two semicircle pipes, and a side of a semicircle pipe is connected with a side of another semicircle pipe is articulated. The utility model can adjust the position of the adjusting rod according to the sample size requirement through the adjusting rod, the scale and the transparent sampling head, thereby facilitating the observation during sampling and meeting the test requirement; the utility model discloses the afterbody adopts the screw rod, and convenient rotatory sample is laborsaving simple.

Description

Punching sampler

Technical Field

The utility model discloses a sampler punches relates to biological test technical field.

Background

The sampler is the sampling apparatus that obtains plant tissue in the biological assay, and the sampler on the market is the cylinder of integral type. Sampling with the sampler requires aligning the sampler with the plant to be taken and pressing the sampler so that the tissue of the plant is cut away from the plant body and clamped in the sampler. When the sample clamped in the sampler needs to be taken out, the sample needs to be pushed out of the sampler by an external tool or a tool carried by the sampler. The sample card is in the sampler, and there is certain frictional force with the inner wall of sampler, utilizes thrust to take out the sample, damages the sample in the sampler easily, perhaps squeezes the moisture of sample dry, is unfavorable for the experiment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the defect among the above-mentioned background art, provide a sampler that punches, the convenient sample, and conveniently take out the sample, guarantee sample integrality.

In order to achieve the above object, the utility model adopts the following technical scheme: a punch-sampler comprising: guide pin bushing, sample head and adjusting lever, the confession has been seted up to the front end of guide pin bushing the fixed mouth of sample head is fixed, set up the sample connection that is used for the sample in the sample head, the adjusting lever setting in the guide pin bushing, adjusting lever one end stretch out the guide pin bushing afterbody, the sample head is the same with the internal diameter of guide pin bushing, the sample head afterbody be equipped with the external screw thread, the sample head passes through external thread connection in the guide pin bushing front end, just the sample head includes two semicircle pipes, and a side of a semicircle pipe is connected with a side of another semicircle pipe is articulated.

Further, the guide sleeve is of a plastic structure.

Further, set up spacing hole on the uide bushing, pass through the spring coupling stopper on the adjusting lever, spacing hole is worn out to the stopper, stopper bottom be equipped with the spring, press the spring, promote the adjusting lever, can accomplish the regulation.

Further, the sampling head includes sample portion, transition portion and connecting portion, connecting portion set up the external screw thread, transition portion is cylindrical, and two semicircle pipes of sampling head are articulated through transition portion, the sample portion outside be radius platform form, just the front end of sample portion sets up the annular cutting edge, the sample not can adopt transparent material with transition portion to make, through transparent material, can be used to observe what of sample, prevent that the sample is too few, perhaps prevent that the sample from excessively causing the extrusion of adjusting lever to the sample.

Furthermore, a groove is formed in the outer side of the guide sleeve, the limiting hole is formed in the groove, the height of the limiting block is consistent with the height of the surface of the groove, scales are arranged on the surfaces of the guide sleeve on the two sides of the groove, and the free length between the front end of the adjusting rod represented by the scales and the sampling head is also the size of sampling.

Furthermore, a limiting ring is arranged in the guide sleeve, the adjusting rod is divided into a front rod, a transition rod and a rear rod, the limiting ring is arranged on the inner wall of the guide sleeve, the diameter of the transition rod is matched with the inner diameter of the limiting ring, the front rod and the rear rod are matched with the inner diameter of the guide sleeve, and the tail part of the rear rod is provided with a push handle.

Furthermore, screw rods are symmetrically arranged on two sides of the tail of the guide sleeve.

The utility model discloses install the sampling head on the guide sleeve earlier during the use, the sample size of getting as required again adjusts the position of adjusting rod, aims at the sample with the sampling head after that, takes a sample through the rotation of control afterbody screw rod, and the back is accomplished in the sample, rotates the sampling head from the guide pin bushing, and the sampling head is by so two articulated formation of semicircle pipe, and the semicircle pipe can open this moment, exposes complete sample.

Has the advantages that: 1. the utility model discloses an adjusting lever and scale and transparent sampling head can be according to sample size demand, the position of adjustment adjusting lever, and observation when also making things convenient for the sample satisfies experimental demand.

2. The utility model discloses the afterbody adopts the screw rod, and convenient rotatory sample is laborsaving simple.

3. The utility model has the advantages that the sampling head is composed of two semi-circular pipes, one side of the two semi-circular pipes is connected by hinging, therefore, one semi-circular pipe can be close to or far from the other semi-circular pipe to rotate by taking the hinged side as the rotating side, thereby realizing the opening or closing; when sampling is needed, the non-hinged sides of the two semicircular pipes are spliced together, and the guide sleeve is screwed through the tail threads to form a sampling head capable of sampling; when the sample is needed to be used, one of the semicircular tubes takes the hinged edge as a rotating edge and rotates away from the other semicircular tube until the sample is completely exposed. Such setting can guarantee that the sample is not damaged and take out the sample from this internal more conveniently under the prerequisite that does not influence body sample function.

Drawings

FIG. 1 is an external schematic view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is a schematic structural view of a sampling portion;

FIG. 5 is a schematic structural diagram of B-B in FIG. 2.

Detailed Description

The following describes the embodiments in further detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in FIGS. 1-5, the utility model provides an embodiment: a punch-sampler comprising: guide pin bushing 1, sample head 2 and adjusting lever 3, the confession has been seted up to the front end of guide pin bushing 1 the fixed mouth that sample head 2 is fixed, set up the sample connection 21 that is used for the sample in sample head 2, adjusting lever 3 set up in guide pin bushing 1, 3 one end of adjusting lever stretch out guide pin bushing 1 afterbody, sample head 2 is the same with guide pin bushing 1's internal diameter, 2 afterbody of sample head be equipped with external screw thread 22, sample head 2 connects in guide pin bushing 1 front end through external screw thread 22, just sample head 2 includes two semicircle pipes 20, and a side of semicircle pipe 20 is connected with a side of second semicircle pipe 20 is articulated.

The guide sleeve 1 is of a high-hardness plastic structure.

Set up spacing hole 11 on the guide pin bushing 1, connect stopper 32 through spring 31 on the adjusting lever 3, stopper 32 wears out spacing hole 11, stopper 32 bottom be equipped with spring 31, press spring 31, promote adjusting lever 3, can accomplish the regulation.

The sampling head 2 includes sampling portion 23, transition portion 24 and connecting portion 25, connecting portion 25 sets up external screw thread 22, transition portion 24 is cylindrical, and two semicircle pipes 20 of sampling head 2 articulate through transition portion 24, the sampling portion 23 outside be the radius platform form, just the front end of sampling portion 23 sets up the annular cutting edge, the sample not can adopt transparent material with transition portion 24 to make, through transparent material, can be used to observe what of sample, prevent that the sample is too few, perhaps prevent that the sample from too much causing the extrusion of adjusting lever 3 to the sample.

The guide sleeve outside set up recess 12, spacing hole 11 set up in recess 12, the height of stopper 32 unanimous with recess 12 surface height, the guide sleeve 1 surface of recess 12 both sides set up the scale, the vacant length between adjusting lever 3 front end and sampling head 2 that the scale represents, vacant length is the size of sample also.

The guide sleeve 1 is internally provided with a limiting ring 13, the adjusting rod 3 is divided into a front rod 33, a transition rod 34 and a rear rod 35, the limiting ring 13 is arranged on the inner wall of the guide sleeve 1, the diameter of the transition rod 34 is matched with the inner diameter of the limiting ring 13, the front rod 33 and the rear rod 35 are matched with the inner diameter of the guide sleeve 1, and the tail of the rear rod 35 is provided with a push handle 36.

And screw rods 4 are symmetrically arranged on two sides of the tail part of the guide sleeve 1.

The utility model discloses an adjusting lever and scale and transparent sampling head can be according to sample size demand, the position of adjustment adjusting lever, and observation when also making things convenient for the sample satisfies experimental demand.

The utility model discloses the afterbody adopts the screw rod, and convenient rotatory sample is laborsaving simple.

The utility model has the advantages that the sampling head is composed of two semi-circular pipes, one side of the two semi-circular pipes is connected by hinging, therefore, one semi-circular pipe can be close to or far from the other semi-circular pipe to rotate by taking the hinged side as the rotating side, thereby realizing the opening or closing; when sampling is needed, the non-hinged sides of the two semicircular pipes are spliced together, and the guide sleeve is screwed through the tail threads to form a sampling head capable of sampling; when the sample is needed to be used, one of the semicircular tubes takes the hinged edge as a rotating edge and rotates away from the other semicircular tube until the sample is completely exposed. Such setting can guarantee that the sample is not damaged and take out the sample from this internal more conveniently under the prerequisite that does not influence body sample function.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A punch-sampler, comprising: guide pin bushing, sample head and adjusting lever, the confession has been seted up to the front end of guide pin bushing the fixed mouth of sample head is fixed, set up the sample connection that is used for the sample in the sample head, the adjusting lever setting in the guide pin bushing, adjusting lever one end stretch out the guide pin bushing afterbody, the sample head is the same with the internal diameter of guide pin bushing, the sample head afterbody be equipped with the external screw thread, the sample head passes through external thread connection in the guide pin bushing front end, just the sample head includes two semicircle pipes, and a side of a semicircle pipe is connected with a side of another semicircle pipe is articulated.

2. A punch sampler according to claim 1 wherein the guide sleeve is of plastics construction.

3. The perforating sampler of claim 1, wherein the guide sleeve is provided with a limiting hole, the adjusting rod is connected with the limiting block through a spring, and the limiting block penetrates out of the limiting hole.

4. The perforating sampler of claim 1, wherein the sampling head comprises a sampling portion, a transition portion and a connecting portion, the connecting portion is provided with an external thread, the transition portion is cylindrical, two semicircular pipes of the sampling head are hinged through the transition portion, the outer side of the sampling portion is in an inverted circular truncated cone shape, and the front end of the sampling portion is provided with an annular cutting edge.

5. The perforating sampler of claim 3, wherein a groove is provided outside the guide sleeve, the limiting hole is provided in the groove, the height of the limiting block is consistent with the height of the surface of the groove, and the surface of the guide sleeve on both sides of the groove is provided with scales.

6. The perforating sampler of claim 1, wherein the guide sleeve is internally provided with a limiting ring, the adjusting rod is divided into a front rod, a transition rod and a rear rod, the limiting ring is arranged on the inner wall of the guide sleeve, the diameter of the transition rod is matched with the inner diameter of the limiting ring, the front rod and the rear rod are matched with the inner diameter of the guide sleeve, and the tail part of the rear rod is provided with a push handle.

7. The perforating sampler of claim 1 wherein the screws are symmetrically disposed on both sides of the tail of the guide sleeve.