CN209878695U - Meadow or arid desert region undershrub and herbaceous plant investigation sample square frame - Google Patents
Meadow or arid desert region undershrub and herbaceous plant investigation sample square frame Download PDFInfo
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- CN209878695U CN209878695U CN201822033092.XU CN201822033092U CN209878695U CN 209878695 U CN209878695 U CN 209878695U CN 201822033092 U CN201822033092 U CN 201822033092U CN 209878695 U CN209878695 U CN 209878695U
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Abstract
A meadow or arid desert region shrub and herbaceous plant investigation sample frame; comprises four corner piles and four surrounding rods; every angle stake is with two surrounding rods of detachable mode fixed connection, and two surrounding rods on same angle stake constitute a right angle of appearance square frame, and four surrounding rods constitute appearance square frame with four angle stakes according to surrounding rod, the mode that angle stake is connected in proper order. The corner pile is of a cubic structure, one side surface of the corner pile is provided with a T-shaped head bayonet, and the side surface adjacent to the side surface provided with the T-shaped head bayonet is provided with a screw connector; one end of the surrounding rod is provided with a T-shaped chuck, and the other end of the surrounding rod is provided with a screw joint; the T-shaped clamping head is connected with the T-shaped clamping opening, and the screw joint is in threaded connection with the screw interface to form a rectangular frame. It also includes a butt-joint rod, if a sample frame needs to be enlarged, the butt-joint rod is connected with the enclosing rod. The method is particularly suitable for investigation of short shrubs in arid desert regions, and the enclosing rods are clamped with the corner piles in a threaded connection mode, so that the enclosing rods are straight lines, and the four corners of the square frame are right angles.
Description
Technical Field
The utility model relates to a meadow or arid desert region undershrub and herbaceous plant investigation appearance square frame, the investigation of the low undershrub of specially adapted arid desert district.
Background
Vegetation survey is the main content and frequent work of desert ecology research and desert grassland monitoring research, and sample survey is the most common method. The general method is that a sample plot is selected, a sample point is determined, a small square sample of 50cm × 50cm or 100cm × 100cm is drawn on the sample point by a steel tape, and then the type, the number, the coverage and the like of plants are investigated. On one hand, however, when the sample square is drawn, the sample line cannot pass through the sample square in a straight line due to the fact that the plant blocks the sample line; on the other hand, the angle of the small square is difficult to be right; thus, the accuracy of the sample is influenced, and the investigation speed is influenced.
Various plant survey sample boxes have been developed in China, such as folding sample boxes (including chinese utility model patents with patent numbers CN201520288217.7, CN201720920738.9, and CN 201720920738.9) and height-adjustable sample boxes (chinese utility model patent with patent number CN 201720935761.5), and more sample boxes with adjustable size (including chinese utility model patents with patent numbers CN201820188930.8, CN201520288217.7, CN201320895016.4, CN 201520401282.6, and CN 201320550154.9). However, the common characteristic of the sample square frame is that the surrounding rod, namely the edge strip, of the sample square frame is pressed into the plant branch from top to bottom, and when the surrounding rod meets the hard shrub branch, the surrounding rod of the sample square frame cannot be pressed to a proper height. Furthermore, the surrounding rods of the folding style box are also foldable, so that it is difficult to ensure that the surrounding rods are in a straight line after being unfolded, and it is difficult to ensure that four corners of the box are right-angled.
Disclosure of Invention
An object of the utility model is to provide a simple structure, enclose the pole and be a straight line, the four corners of appearance square frame is the rectangular meadow or arid desert region shrub and herbaceous plant investigation appearance square frame.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a meadow or arid desert region shrub and herbaceous plant investigation sample frame; the method is characterized in that: the sample square frame comprises four corner piles and four surrounding rods; every angle stake is with two surrounding rods of detachable mode fixed connection, and two surrounding rods on same angle stake constitute a right angle of appearance square frame, and four surrounding rods constitute appearance square frame with four angle stakes according to surrounding rod, the mode that angle stake is connected in proper order.
The corner pile is of a cubic structure, one side surface of the corner pile is provided with a T-shaped head bayonet, and the side surface adjacent to the side surface provided with the T-shaped head bayonet is provided with a screw connector; one end of the surrounding rod is provided with a T-shaped chuck, and the other end of the surrounding rod is provided with a screw joint; the T-shaped clamping head is connected with the T-shaped clamping opening, and the screw joint is in threaded connection with the screw interface to form a square-shaped frame.
The utility model discloses still include the butt joint pole, if need enlarge appearance square frame, then will butt joint pole and enclose the pole and be connected.
The utility model is particularly suitable for the investigation of short little bush in arid desert district. It has overcome the influence that receives little bush branch or grass when current sample square frame patent product from the top is impressed the sample square frame, the utility model discloses an enclosing rod and corner pile joint, enclosing rod and corner pile threaded connection mode even if be convenient for carry, can guarantee again when using that the enclosing rod is a straight line, the four corners of sample square frame is the right angle. The angle piles and the surrounding rods are disassembled in the special box, so that the carrying is convenient. After the investigation position is determined, the surrounding rod (a metal rod with the diameter less than 5 mm) is inserted into the shrub branch or the grass at a proper height, and then is clamped and screwed on the corner pile, so that the accuracy of the sample is ensured.
When the rope or the ruler can not penetrate into the bush or the grass from the top down, the surrounding rod can be inserted into the bush or the grass, so that the accuracy of the design is ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a schematic structural view of an angle stake;
FIG. 3 is a schematic cross-sectional view of a corner post;
FIG. 4 is a schematic view of the structure of the rail;
FIG. 5 is a schematic view of the structure of the docking rod;
FIG. 6 is an enlarged view of portion A of FIG. 1;
FIG. 7 is a schematic view of the structure of an enlarged sample block;
fig. 8 is an enlarged view of a portion B of fig. 7.
In the figure: 1-sample square corner pile, 101-T-shaped head bayonet, 102-screw interface, 103-fixed inserted rod, 2-surrounding rod, 201-T-shaped clamping head, 202-screw joint, 203-abutting rod, 204-abutting nut, 205-screw, a-surrounding rod length, b-screw joint length, c-T-shaped head length, d-abutting rod length, and e-abutting nut length.
Detailed Description
As shown in fig. 1 and 6: a meadow or arid desert region shrub and herbaceous plant investigation sample frame; the method is characterized in that: the sample square frame comprises four corner piles 1 and four surrounding rods 2; every angle stake 1 encloses pole 2 with two of detachable mode fixed connection, and two on the same angle stake 1 enclose pole 2 and constitute a right angle of appearance square frame, and four enclose pole 2 and four angle stakes 1 constitute appearance square frame according to enclosing pole 2, the mode that 1 order of angle stake is connected.
Referring to fig. 2 and 3: the angle pile 1 is of a cubic structure, one side surface of the angle pile 1 is provided with a T-shaped head bayonet 101, and the side surface adjacent to the side surface provided with the T-shaped head bayonet 101, namely the side surface vertical to the side surface provided with the T-shaped head bayonet, is provided with a screw interface 102; see fig. 4; one end of the surrounding rod 2 is provided with a T-shaped clamping head 201, and the other end is provided with a screw joint 202; the T-shaped clamping head 201 is connected with the T-shaped clamping opening 101, and the screw joint 202 is in threaded connection with the screw interface 102 to form a sample frame. Because the T-shaped head bayonets 101 and the screw interfaces 102 on the corner piles 1 are respectively arranged on two adjacent side surfaces of the square corner piles 1, four corners of the sample square frame are guaranteed to be right angles.
As the utility model discloses a perfect, 1 bottom surface of corner pile is equipped with fixed inserted bar 103, and the bottom of fixed inserted bar 103 is equipped with the tip. When the ground of the sample space is slightly uneven, the depth of the sample space inserted into the ground through the fixed inserting rod 103 is properly adjusted. If the sample is arranged on the slope surface, the slope is measured by a gradiometer, and the projection area of the sample is calculated after the sample returns indoors.
When the device is used, the position of the sample and the position of one edge are determined. When shrubs are arranged on the side lines, the surrounding rod is inserted into and penetrates through the shrub branches along the side lines of the sample, and then the two ends of the surrounding rod are clamped with the T-shaped head bayonets of the corner piles at the two ends of the surrounding rod and the screw connectors are connected through screws. And starting from the corner pile at one end of one side line of the connected sample square frame, connecting other surrounding rods and the corner pile according to the method, and thus, connecting the square sample square frame.
The length a of the surrounding rod provided by the embodiment is 49cm, the length b of the screw joint is 0.50cm, and the length c of the T-shaped head is 0.30 cm; four surrounding rods 2 and four corner piles 1 form a sample frame of 50cm multiplied by 50 cm.
Referring to fig. 5: the utility model also comprises a butt joint rod 203, one end of the butt joint rod 203 is provided with a butt joint nut 204, and the other end is provided with a screw 205; referring to fig. 7 and 8, the screw joint 202 of the surrounding rod is butted with the butt nut 204 to form the surrounding rod 2 with an extended length, then the T-shaped clamp 201 is connected with the T-shaped clamp opening 101, and the screw 205 is in threaded connection with the screw interface 102 to form an enlarged sample frame.
The length d of the butt joint rod provided by the embodiment is 50cm, and the length e of the butt joint nut is 0.5 cm; if a sample square frame of 100cm × 100cm is needed, the enclosing rod with the length of 49cm provided by the embodiment is connected with the butt joint rod with the length of 50cm, and the purpose can be achieved. The linear shape of the surrounding rod is ensured because the surrounding rod is connected with the butt nut 204 through the screw joint 202.
The utility model discloses the specification equipment of model square frame is convenient, if need set up bigger or the model square frame of other specifications, still can extend the length of enclosing rod 2 and butt joint pole 203, perhaps increases butt joint pole 203 quantity. For example, sample frames of 50cm × 100cm, 100cm × 200cm, and the like are prepared.
When the square frame is used, in order to ensure that four corners of the square frame are right angles, after the square frame is connected, the length of the diagonal line of the square frame can be measured by a steel ruler, namely the length of the diagonal line of the square frame with the length of 50cm multiplied by 50cm is 70.7cm, the length of the diagonal line of the square frame with the length of 100cm multiplied by 100cm is 141.4cm, and if the error is large, the square frame can be adjusted appropriately.
The diameter of the surrounding rod 2 and the butt-joint rod 203 is preferably not more than 5mm, and the higher the hardness, the better. In order to prevent rusting, the steel plate can be made of hard aluminum alloy materials.
As a further improvement of the utility model, T-shaped head clamping openings 101 are arranged on two opposite side surfaces of the corner pile 1, and screw interfaces 102 are arranged on the other two opposite side surfaces; thus, the assembly and use are more convenient.
Claims (6)
1. A meadow or arid desert region undershrub and herbaceous plant investigation sample square frame which characterized in that: the sample square frame comprises four corner piles (1) and four surrounding rods (2); every angle stake (1) encloses pole (2) with two of detachable mode fixed connection, two on same angle stake (1) enclose pole (2) and constitute a right angle of appearance square frame, four enclose pole (2) and four angle stakes (1) according to enclosing pole (2), the mode of angle stake (1) order connection and constitute appearance square frame.
2. A shrub and herbaceous plant sample block as claimed in claim 1, wherein: the corner pile (1) is of a cubic structure, one side surface of the corner pile (1) is provided with a T-shaped head bayonet (101), and the side surface adjacent to the side surface provided with the T-shaped head bayonet (101) is provided with a screw interface (102); one end of the surrounding rod (2) is provided with a T-shaped clamping head (201), and the other end is provided with a screw joint (202); the T-shaped clamping head (201) is connected with the T-shaped clamping opening (101), and the screw joint (202) is in threaded connection with the screw interface (102) to form a sample frame.
3. A shrub and herb questionnaire for grassy or arid desert areas as claimed in claim 1 or 2, wherein: the bottom surface of the corner pile (1) is provided with a fixed inserted bar (103), and the bottom end of the fixed inserted bar (103) is provided with a pointed end.
4. A shrub and herbaceous plant sample block as claimed in claim 3, wherein: the length (a) of the surrounding rod is 49cm, the length (b) of the screw joint is 0.50cm, and the length (c) of the T-shaped head is 0.30 cm; four surrounding rods (2) and four corner piles (1) form a sample square frame of 50cm multiplied by 50 cm.
5. The undershrub and herbaceous plant sample block of claim 4, wherein: the sample square frame further comprises a butt joint rod (203), one end of the butt joint rod (203) is provided with a butt joint nut (204), and the other end of the butt joint rod is provided with a screw (205); a screw joint (202) of the surrounding rod is butted with a butting nut (204) to form a surrounding rod (2) with an extended length, a T-shaped clamping head (201) is connected with a T-shaped clamping opening (101), and a screw (205) is in threaded connection with a screw interface (102) to form an enlarged sample square frame.
6. The undershrub and herbaceous plant sample block of claim 5, wherein: the length (d) of the butt joint rod is 50cm, and the length (e) of the butt joint nut is 0.5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033092.XU CN209878695U (en) | 2018-12-05 | 2018-12-05 | Meadow or arid desert region undershrub and herbaceous plant investigation sample square frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033092.XU CN209878695U (en) | 2018-12-05 | 2018-12-05 | Meadow or arid desert region undershrub and herbaceous plant investigation sample square frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209878695U true CN209878695U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822033092.XU Expired - Fee Related CN209878695U (en) | 2018-12-05 | 2018-12-05 | Meadow or arid desert region undershrub and herbaceous plant investigation sample square frame |
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| CN (1) | CN209878695U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406727A (en) * | 2018-12-05 | 2019-03-01 | 甘肃省治沙研究所 | Meadow or arid desert region undershrub and herbaceous plant investigate sample prescription frame |
| CN111307128A (en) * | 2020-03-26 | 2020-06-19 | 大连民族大学 | Rapid method for accurately setting rectangular sample plot of grassland field control experiment |
-
2018
- 2018-12-05 CN CN201822033092.XU patent/CN209878695U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406727A (en) * | 2018-12-05 | 2019-03-01 | 甘肃省治沙研究所 | Meadow or arid desert region undershrub and herbaceous plant investigate sample prescription frame |
| CN111307128A (en) * | 2020-03-26 | 2020-06-19 | 大连民族大学 | Rapid method for accurately setting rectangular sample plot of grassland field control experiment |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20201205 |