CN220010530U - Tree core sample preservation device - Google Patents

Abstract

The utility model relates to a tree core sample preservation device, which comprises: the top of the box body is provided with a clamping groove, the bottom of the clamping groove is arc-shaped, the clamping groove can clamp the lower part of the tree core, and the top of the box body is also provided with two protection plates respectively positioned at two sides of the clamping groove; the cover body is used for detachably covering the top of the box body, the cover body is provided with a vent hole, and the cover body and the box body enclose an accommodating space of the tree core. The tree core box has the beneficial effects that the tree core is clamped in the clamping groove of the box body, the tree core can be prevented from being bent and broken in the drying process, the vent hole is formed in the cover body, water vapor in the tree core can be discharged, and the tree core is prevented from being wet and moldy. When polishing, the cover body is opened, so that the tree core fixed in the clamping groove can be polished or cut to obtain a tree core sample, and the operation is simple and convenient. Two protection plates respectively positioned at two sides of the clamping groove are arranged at the top of the box body, so that the damage of the main body part of the box body is avoided when the tree core is polished.

Description

Tree core sample preservation device

Technical Field

The utility model relates to the technical field of core counting storage, in particular to a tree core sample storage device.

Background

The tree annual ring has the advantages of accurate annual setting, high time resolution, strong continuity, long time sequence, wide spatial distribution, easy acquisition and the like, and makes important contribution in revealing climate change and mechanisms thereof in annual, ten-year and hundred-year scales. Information about environmental changes in past life cycles is permanently preserved in the stable carbon oxygen isotope (delta) of the tree wheel ¹³ C and delta ¹⁸ In the O), the stable isotope information can reflect the relation between the physiological change of the tree in long-time sequence and climate and environmental factors such as air temperature, precipitation, humidity and the like, and can be used for tracing the abundant information of the past climate and environmental change. The tree annual ring technology and the stable isotope technology provide effective tools for researching past global climate change and future climate forecast, and research results of acquiring past climate change by using tree annual ring technology in a tracing way become key contents in a historical evaluation report of a specialized committee for climate change among united states government.

Thus, obtaining a high quality tree core is a key task for performing tree ring analysis. In the prior art, paper tubes or plastic beverage tubes are generally used for preserving tree cores, but these preservation methods have the following problems:

when the growth cone is used for drilling the tree core from the living tree, if the tree core is stored in the plastic beverage pipe, the tree core is easy to be moist and moldy due to the fact that water vapor in the tree core cannot be discharged, and annual ring observation of the tree core is affected; if the tree core is stored in the paper tube, the tree core is easy to bend and break in the drying process due to softer paper materials, and the measuring precision of the annual ring width is affected. Meanwhile, before the cross setting, the tree cores are required to be polished by using the low-mesh sand paper and then the high-mesh sand paper, so that the tree cores are conveniently measured on the annual ring analyzer, when the tree cores are stored in the paper tube or the plastic beverage tube, the tree cores are required to be taken out from the paper tube or the plastic beverage tube, and the cylindrical tree cores are difficult to fix at the polishing station, so that the tree cores are difficult to polish.

Disclosure of Invention

First, the technical problem to be solved

In view of the above-mentioned shortcomings and disadvantages of the prior art, the present utility model provides a device for preserving a tree core sample, which solves the technical problems that the existing plastic beverage tube storage tree core is easy to cause wet and moldy tree core, the paper tube storage tree core is easy to cause bending and breaking of the tree core, and the plastic beverage tube and paper tube storage tree core is difficult to fix the tree core during polishing.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the embodiment of the utility model provides a tree core sample preservation device, which comprises:

the top of the box body is provided with a clamping groove, the bottom of the clamping groove is arc-shaped, the clamping groove can clamp the lower part of the tree core, and the top of the box body is also provided with two protection plates respectively positioned at two sides of the clamping groove;

the cover body is used for being detachably covered on the top of the box body, a vent hole is formed in the cover body, and the cover body and the box body enclose into a containing space of the tree core.

According to the utility model, the box body is a non-wooden box body.

According to the utility model, the box body is an ABS-GE-plastic box body.

According to the utility model, the bottom of the box body is provided with the weight-reducing groove, and the weight-reducing groove is internally provided with the reinforcing ribs.

According to the utility model, the reinforcing rib comprises a plurality of square plate bodies which are vertically arranged, the side length of the square formed by the plurality of plate bodies is 18-22mm, and the width of the plate bodies is 1.2-1.5mm.

According to the utility model, the box body is cuboid, and the clamping groove and the protection plate extend along the length direction of the box body;

the length of the box body is 250-254mm, the width of the box body is 28-32mm, and the height of the box body is 12-16mm.

According to the utility model, the cover body is a transparent cover body;

the length of the cover body is 248-252mm, and the wall thickness is 1.2-1.6mm.

According to the utility model, the cover body is provided with vent holes which are arranged in a matrix.

According to the utility model, the length of the clamping groove is 247mm-250mm, and the diameter is 5.15-5.25mm.

According to the utility model, the protective plate has a height of 0.8-1.2mm and a width of 7.5-8mm.

(III) beneficial effects

The beneficial effects of the utility model are as follows: according to the tree core sample storage device, the clamping groove with the arc bottom is formed in the top of the box body so as to clamp the lower part of the tree core, and the cover body is covered on the top of the box body so as to store the tree core. The tree core is clamped in the clamping groove of the box body, so that the tree core can be prevented from being bent and broken in the drying process, and the annual ring width of the tree core can be accurately measured. The vent hole is arranged on the cover body, so that water vapor in the tree core can be discharged, and the tree core is prevented from being wet and moldy. When polishing, the cover body is opened, so that the tree core fixed in the clamping groove can be polished or cut to obtain a tree core sample, and the operation is simple and convenient. Simultaneously, the lower part of tree core can be established to the draw-in groove card, and the upper portion circumference that protrudes in the draw-in groove to the tree core that can be convenient carries out the burnishing and polishing, and the draw-in groove is the arc, and after the one side perisporium of tree core was polished, rotate tree core to opposite side perisporium and outstanding in the upper portion of draw-in groove in order to carry out the burnishing and polishing. And two protection boards respectively positioned at two sides of the clamping groove are arranged at the top of the box body so as to strengthen the fixation of the clamping groove to the tree core, and when the tree core is polished, a grinding wheel or sand paper rotating at high speed contacts with the protection boards, so that the damage of the main body part of the box body is avoided. Meanwhile, the tree core sample storage device can be reused, and is energy-saving and environment-friendly.

Drawings

FIG. 1 is a schematic view of a cartridge of the core sample retention device of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a side perspective view of FIG. 1 (with the weight-reducing channel at the bottom of the case in phantom);

FIG. 5 is a schematic view of a cover of the core sample retention device of the present utility model;

FIG. 6 is a schematic top view of FIG. 5;

FIG. 7 is a top view of FIG. 6;

fig. 8 is a side perspective view of fig. 5 (the broken line is the inner wall of the cover).

[ reference numerals description ]

1: a case body; 11: a clamping groove; 12: a protective plate; 13: a weight reduction groove; 14: a plate body;

2: a cover body; 21: and a vent hole.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.

Referring to fig. 1-8, a tree core sample storage device according to an embodiment of the present utility model includes a case 1 and a cover 2.

The top of box body 1 sets up draw-in groove 11, and the bottom of draw-in groove 11 is the arc, and the lower part of tree core can be established to the draw-in groove 11, and the top of box body 1 still sets up two protection shield 12 that are located draw-in groove 11 both sides respectively. The cover body 2 is used for the detachable lid to locate the top of box body 1, sets up air vent 21 on the cover body 2, and the accommodation space of tree core is enclosed to cover body 2 and box body 1.

The top of the box body 1 is provided with the clamping groove 11 with the bottom being arc-shaped so as to clamp the lower part of the tree core, and the tree core can be stored after the cover body 2 is covered on the top of the box body 1. The tree core is clamped in the clamping groove 11 of the box body 1, so that the tree core can be prevented from being bent and broken in the drying process, and the annual ring width of the tree core can be accurately measured. The vent hole 21 is arranged on the cover body 2, so that water vapor in the tree core can be discharged, and the tree core is prevented from being wet and moldy. When polishing, the cover body 1 is opened, so that the tree core fixed in the clamping groove 11 can be polished or cut to obtain a tree core sample, and the operation is simple and convenient. Simultaneously, the lower part of tree core can be established to draw-in groove 11 card, and the upper portion circumference that protrudes in the draw-in groove to the tree core that can be convenient carries out the burnishing and polishing, and draw-in groove 11 is the arc, and after the one side perisporium of tree core was polished, rotate tree core to opposite side perisporium protrusion in the upper portion of draw-in groove 11 in order to carry out the burnishing and polishing. And two protection plates 12 respectively positioned at two sides of the clamping groove 11 are arranged at the top of the box body 1 to strengthen the fixation of the clamping groove 11 to the tree core, and when the tree core is polished, a grinding wheel or sand paper rotating at high speed contacts the protection plates 12 to avoid the damage of the main body part of the box body 1. Meanwhile, the tree core sample storage device can be reused, and is energy-saving and environment-friendly.

Further, the case 1 is rectangular, so as to be fixed on the annual ring analyzer table. Both the card slot 11 and the protection plate 12 extend along the length direction of the case 1.

Specifically, the length of the box body 1 is 250-254mm, the width is 28-32mm, and the height is 12-16mm. The box body 1 with the size can store tree cores with standard lengths and diameters, and reduces the volume as much as possible so as to be convenient to carry.

Preferably, the length of the case 1 is 250mm, the width is 30mm, and the height is 14mm.

Specifically, the length of the clamping groove 11 is 247mm-250mm, and the diameter is 5.15-5.25mm, so as to fix a tree core sample with a length smaller than the length of the clamping groove and a diameter of 5.15mm (standard diameter of tree core).

Preferably, the length of the clamping groove 11 is 247.2mm and the diameter is 5.15mm.

Specifically, the height of the protection plate 12 is 0.8-1.2mm so as to protrude from the protection plate 12 when the tree core is clamped in the clamping groove 11, so that the portion of the tree core protruding from the protection plate 12 is polished. The width of the protection plate 12 is 7.5-8mm to increase the contact area of the protection plate 12 with sand paper or grinding wheel, and to improve the durability of the protection plate 12.

Preferably, the protective plate 12 has a height of 1mm and a width of 7.7mm

Further, the box body 1 is a non-wooden box body, so that the phenomenon that scraps formed by the wooden box body 1 are mixed in a tree core sample to interfere with the tree core stable isotope measurement when the blade cuts and separates the annual rings of the tree core can be effectively prevented.

Preferably, the box body 1 is an ABS-GE-150 plastic box body, the hardness is higher, the Rockwell hardness value is about 110, and when the blade is used for cutting and separating the annual rings of the tree core, the box body 1 is not easy to form scraps, so that the scraps of the box body 1 are effectively prevented from interfering with the stable isotope measurement of the tree core.

Further, the bottom of box body 1 sets up and subtracts heavy groove 13, subtracts and set up the strengthening rib in the heavy groove 13, compares in solid structure, can alleviate weight about 60%, is convenient for open-air sampling and carries, and the strengthening rib can improve the intensity of use of box body 1.

Specifically, the reinforcing rib comprises a plurality of square plate bodies 14 vertically arranged to increase the strength of the reinforcing rib formed by the plate bodies 14, the square side length formed by the plate bodies 14 is 18-22mm, and the width of the plate bodies 14 is 1.2-1.5mm, so that the overall weight of the box body 1 is reduced on the basis of ensuring the strength of the box body 1, and the carrying is convenient.

Preferably, the square shape formed by the plurality of plate bodies 14 has a side length of 20mm and the plate body 14 has a width of 1.4mm.

Further, the cover body 2 is a transparent cover body and is used for observing and displaying the annual rings of the tree core so as to facilitate scientific popularization of the climate of the annual rings of the tree.

Preferably, the cover body 2 is a polypropylene cover body, which has lighter weight and is convenient to carry.

Specifically, the length of the cover body 2 is 248-252mm, the wall thickness is 1.2-1.6mm, the cover body is matched with the size of the box body 1, and the use strength of the cover body 2 can be ensured through the arrangement of the wall thickness.

Further, the cover body 2 is provided with the vent holes 21 arranged in a matrix, and the number of the vent holes 21 is increased, so that water vapor of the tree core can be discharged conveniently.

Specifically, the cover 2 is provided with a plurality of sets of vent holes 21 at intervals along the length direction thereof, and each set of vent holes 21 includes a plurality of vent holes 21 at intervals along the width direction of the cover 2.

More specifically, the cover 2 is provided with four sets of vent holes 21 at intervals along the length direction thereof, and each set of vent holes 21 includes two vent holes 2 provided at intervals along the width direction of the cover 2, so as to increase the number of vent holes 21 provided as much as possible while satisfying the requirement of the use strength of the cover 2.

In the present utility model, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, which may be in direct contact with the first and second features, or in indirect contact with the first and second features via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is level lower than the second feature.

In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.

Claims (10)

1. A tree core sample preservation device, comprising:

the novel tree-shaped box comprises a box body (1), wherein a clamping groove (11) is formed in the top of the box body (1), the bottom of the clamping groove (11) is arc-shaped, the clamping groove (11) can clamp the lower part of a tree core, and two protection plates (12) which are respectively positioned at two sides of the clamping groove (11) are further arranged at the top of the box body (1);

the cover body (2), the top of box body (1) is located in the cover body (2) is used for detachable lid, set up air vent (21) on the cover body (2), the cover body (2) with box body (1) enclose into the accommodation space of tree core.

2. A core sample retention means according to claim 1, wherein the cartridge (1) is a non-wood cartridge.

3. A core sample retention means according to claim 2, wherein the cartridge (1) is an ABS-GE-150 plastic cartridge.

4. The tree core sample preservation device according to claim 1, wherein a weight-reducing groove (13) is formed in the bottom of the box body (1), and reinforcing ribs are arranged in the weight-reducing groove (13).

5. The core sample storage apparatus according to claim 4, wherein the reinforcing rib comprises a plurality of plates (14) vertically arranged in a square shape, the square shape formed by the plurality of plates (14) has a side length of 18-22mm, and the width of the plates (14) is 1.2-1.5mm.

6. The core sample storage apparatus according to claim 1, wherein the case (1) is a rectangular parallelepiped, and the clip groove (11) and the protection plate (12) each extend in a longitudinal direction of the case (1);

the length of the box body (1) is 250-254mm, the width is 28-32mm, and the height is 12-16mm.

7. The core sample preservation apparatus according to claim 1, wherein the cover (2) is a transparent cover;

the length of the cover body (2) is 248-252mm, and the wall thickness is 1.2-1.6mm.

8. A core sample storage apparatus according to claim 1, wherein the cover (2) is provided with ventilation holes (21) arranged in a matrix.

9. A core sample retention means according to claim 1, wherein the length of the clamping groove (11) is 247mm to 250mm and the diameter is 5.15 to 5.25mm.

10. A core sample storage device according to claim 1, characterized in that the protective plate (12) has a height of 0.8-1.2mm and a width of 7.5-8mm.