CN204757869U - Portable sample prescription frame - Google Patents
Portable sample prescription frame Download PDFInfo
- Publication number
- CN204757869U CN204757869U CN201520288217.7U CN201520288217U CN204757869U CN 204757869 U CN204757869 U CN 204757869U CN 201520288217 U CN201520288217 U CN 201520288217U CN 204757869 U CN204757869 U CN 204757869U
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- CN
- China
- Prior art keywords
- frame
- axle
- frame axle
- sample prescription
- pilot hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model provides a portable sample prescription frame includes: four frames and four connecting pieces, every frame include two frames and a hinge, and every frame is including first frame axle, second frame axle and third frame axle, and third frame axle sleeve connects in second frame axle, and second frame axle sleeve connects in first frame axle, and an end fixing of first frame axle is in the both sides of hinge in two frames, and four frames are through the third frame axle in every frame and four connecting pieces formation swing joint from beginning to end. Compared with the prior art, this portable sample prescription frame can change sample prescription frame size through the distance that changes between first frame axle, second frame axle and the third frame axle according to the measurement needs, makes the suitability of sample prescription frame wider, and every frame is collapsible in this sample prescription frame simultaneously, can dismantle at any time between frame and the connecting piece, makes things convenient for carrying and depositing of whole sample prescription frame.
Description
Technical field
The utility model relates to teaching aid, particularly a kind of portable sample prescription frame.
Background technology
In agricultural, forestry scientific research and the field study such as teaching, scientific research research process, in order to the related data such as herbaceous plant distributed quantity, frequency, growth characteristics in fast investigation region, for grassland ecosystem research provides foundation, usually need to adopt, in unit area, sampling survey is carried out to characteristic of plant communities, be i.e. sample prescription sampling.Traditional way adopts the instruments such as tape measure, measurement rope or sample prescription frame to measure.Wherein, tape measure, measure rope in sample plot, measured sample prescription a back gauge after, then adopt equilateral method to measure a square as selected area on the ground at selected sample, then carry out sampling or data determination in this area.Adopting said method to carry out sample prescription measures easy, but due to tape measure or sample prescription rope etc. be non-rigid thing, easily bending and distortion, cause boundary line and orientation to be not easy guarantee, and it is loaded down with trivial details to arrange measuring process, causes work efficiency to reduce.And the existing sample prescription frame commercially used, can not bend and fold, carry inconvenience, and the size of each sample prescription frame is fixed, when testing, can not meet the demand that actual needs changes sample prescription frame size at any time in the wild, bring inconvenience to field sampling work.
Utility model content
For the problems referred to above, the utility model provides a kind of portable sample prescription frame, and this portable sample prescription frame can need to change sample prescription frame size according to measurement, and applicability strengthens, and this sample prescription frame is collapsible simultaneously, is convenient for carrying and deposits.
The technical solution adopted in the utility model is:
A kind of portable sample prescription frame, comprise four frames and four web members, each frame comprises two frame support and a hinge, each frame support comprises the first frame axle, the second frame axle and the 3rd frame axle, 3rd frame axle sleeve is connected in the second frame axle, second frame axle sleeve is connected in the first frame axle, and in two frame support, an end of the first frame axle is fixed on the both sides of hinge, and four frames form head and the tail by the 3rd frame axle in each frame and four web members and are flexibly connected.
Preferably, each frame support comprises two navigation buttons and multiple pilot hole further, two set buttons are separately positioned on the axial wall of the second frame axle and the 3rd frame axle, pilot hole is distributed on the first frame axle and the second frame axle, coordinates the position of location second frame axle in the first frame axle and the position of the 3rd frame axle in the second frame axle by each navigation button and corresponding pilot hole.
More preferably, pilot hole in first frame axle is in the other end of the first frame axle, navigation button in second frame axle and pilot hole are in the both ends of the second frame axle respectively, navigation button in 3rd frame axle is in an end of the 3rd frame axle, navigation button in 3rd frame axle coordinates with the pilot hole in the second frame axle, and the navigation button in the second frame axle coordinates with the pilot hole in the first frame axle.
More preferably, the first frame axle is consistent with the spacing of the pilot hole that the second frame axle distributes.
Preferably, web member comprises two support arms further, and the end of a support arm is connected with the end vertical of another support arm, and each support arm is flexibly connected with the 3rd frame axle in each frame.
Preferably, sample prescription frame comprises eight fixtures further, and the support arm of each web member is flexibly connected with the 3rd frame axle by fixture.
More preferably, each fixture comprises at least one pair of fixed orifice and at least one fixed pin, often pair of fixed orifice is separately positioned on the support arm of web member and the other end of the 3rd frame axle, by fixed pin to the fixed orifice location on the other end of support arm and the 3rd frame axle, support arm is flexibly connected with the 3rd frame axle, thus whole four frames are flexibly connected by four web member head and the tail.
Preferably, the first frame axle in each frame support, the second frame axle and the 3rd frame axle are provided with scale, are convenient to the length calculating whole frame support.
Compared with prior art, the beneficial effects of the utility model are: the utility model provides a kind of portable sample prescription frame, this portable sample prescription frame can need by changing the first frame axle according to measuring, distance between the second frame axle and the 3rd frame axle changes sample prescription frame size, make the applicability of sample prescription frame wider, in this sample prescription frame, each frame is collapsible simultaneously, can dismantle at any time between frame and web member, facilitate carrying and depositing of whole sample prescription frame.
Accompanying drawing explanation
The schematic diagram of a kind of portable sample prescription frame that Fig. 1 provides for the utility model;
The schematic diagram of frame in a kind of portable sample prescription frame that Fig. 2 provides for the utility model;
The folding schematic diagram of frame in a kind of portable sample prescription frame that Fig. 3 provides for the utility model.
Embodiment
With reference to the accompanying drawings the preferred implementation that the utility model provides is illustrated.
Fig. 1 to Fig. 3 is the preferred implementation of a kind of portable sample prescription frame that the utility model provides.As shown in Figure 1 to Figure 3, this portable sample prescription frame comprises four frames 10 and four web members, 20, four frames 10 are flexibly connected by four web members 20 head and the tail.
As shown in figures 1 and 3, each frame 10 comprises the both sides that a hinge 11 and two frame support, 12, two frame support 12 are arranged on hinge 11, and each frame support 12 can be rotated relative to hinge 11, thus is folded by frame 10.
As shown in Figure 2, each frame support 12 comprises the first frame axle 121, second frame axle 122 and the 3rd frame axle 123 further, 3rd frame axle 123 is socketed in the second frame axle 122, second frame axle 122 is socketed in the first frame axle 121, in two frame support 12, an end of the first frame axle 121 is fixed on the both sides of hinge 11, and four frames 10 form head and the tail by the 3rd frame axle 123 in each frame 10 and four web members 20 and are flexibly connected.
Each frame support 12 comprises two navigation buttons 124 and multiple pilot hole 125 further, two set buttons 124 are separately positioned on the axial wall of the second frame axle 122 and the 3rd frame axle 123, pilot hole 125 is distributed on the first frame axle 121 and the second frame axle 122, coordinates the position of location second frame axle 122 in the first frame axle 121 and the position of the 3rd frame axle 123 in the second frame axle 122 by each navigation button 124 and corresponding pilot hole 125.
It should be noted that, pilot hole 125 in first frame axle 121 is in the other end of the first frame axle 121, navigation button 124 in second frame axle 122 and pilot hole 125 are in the both ends of the second frame axle 122 respectively, navigation button 124 in 3rd frame axle 123 is in an end of the 3rd frame axle 123, navigation button 124 in 3rd frame axle 123 coordinates with the pilot hole 125 in the second frame axle 122, navigation button 124 in second frame axle 122 coordinates with the pilot hole 125 in the first frame axle 121, like this when the length changing whole frame support 12 is to change the size of whole sample prescription frame, the position of the second frame axle 122 and the 3rd frame axle 123 is located, be convenient to use in measuring process.
First frame axle 121 is consistent with the spacing of the pilot hole 125 of distribution on the second frame axle 122, the first frame axle 121, second frame axle 122 in addition in each frame support 12 and the 3rd frame axle 123 are provided with scale, be convenient to the length determining whole frame support 12 like this, to determine the size of whole sample prescription frame.
As shown in Figure 1, the end that web member 20 comprises two support arm 21, support arms 21 is further connected with the end vertical of another support arm 21, and each support arm 21 is flexibly connected with the 3rd frame axle 123 in each frame 10.
Sample prescription frame comprises eight fixtures 30 further, and the support arm 21 of each web member 20 is flexibly connected with the 3rd frame axle 123 by fixture 30.Each fixture 30 comprises at least one pair of fixed orifice 31 and at least one fixed pin 32, often pair of fixed orifice 31 is separately positioned on the support arm 21 of web member 20 and the other end of the 3rd frame axle 123, located by the fixed orifice 31 on the other end of fixed pin 32 pairs of support arms 21 and the 3rd frame axle 123, support arm 21 is flexibly connected with the 3rd frame axle 123, thus whole four frames 10 are flexibly connected by four web member 20 head and the tail.
In sum, the technical solution of the utility model fully effectively can realize above-mentioned utility model object, and structure of the present utility model and the principle of work and power are all verified in an embodiment fully, effect and the object of expection can be reached, under the prerequisite not deviating from principle of the present utility model and essence, various changes or modifications can be made to the embodiment of utility model.Therefore, the utility model comprise all in patent claim mention all replacement contents in scope, any equivalence change done in the utility model claim, within the scope of the claims all belonging to this case application.
Claims (8)
1. a portable sample prescription frame, it is characterized in that, comprise: four frames and four web members, each frame comprises two frame support and a hinge, each frame support comprises the first frame axle, the second frame axle and the 3rd frame axle, 3rd frame axle sleeve is connected in the second frame axle, second frame axle sleeve is connected in the first frame axle, in two frame support, an end of the first frame axle is fixed on the both sides of hinge, and four frames form head and the tail by the 3rd frame axle in each frame and four web members and are flexibly connected.
2. portable sample prescription frame as claimed in claim 1, it is characterized in that: each frame support comprises two navigation buttons and multiple pilot hole further, two set buttons are separately positioned on the axial wall of the second frame axle and the 3rd frame axle, pilot hole is distributed on the first frame axle and the second frame axle, coordinates the position of location second frame axle in the first frame axle and the position of the 3rd frame axle in the second frame axle by each navigation button and corresponding pilot hole.
3. portable sample prescription frame as claimed in claim 2, it is characterized in that: the pilot hole in the first frame axle is in the other end of the first frame axle, navigation button in second frame axle and pilot hole are in the both ends of the second frame axle respectively, navigation button in 3rd frame axle is in an end of the 3rd frame axle, navigation button in 3rd frame axle coordinates with the pilot hole in the second frame axle, and the navigation button in the second frame axle coordinates with the pilot hole in the first frame axle.
4. portable sample prescription frame as claimed in claim 3, is characterized in that: the first frame axle is consistent with the spacing of the pilot hole that the second frame axle distributes.
5. portable sample prescription frame as claimed in claim 3, it is characterized in that: web member comprises two support arms further, the end of a support arm is connected with the end vertical of another support arm, and each support arm is flexibly connected with the 3rd frame axle in each frame.
6. portable sample prescription frame as claimed in claim 5, is characterized in that: sample prescription frame comprises eight fixtures further, the support arm of each web member is flexibly connected with the 3rd frame axle by fixture.
7. portable sample prescription frame as claimed in claim 6, it is characterized in that: each fixture comprises at least one pair of fixed orifice and at least one fixed pin, often pair of fixed orifice is separately positioned on the support arm of web member and the other end of the 3rd frame axle, by fixed pin to the fixed orifice location on the other end of support arm and the 3rd frame axle.
8. portable sample prescription frame as claimed in claim 2, is characterized in that: the first frame axle in each frame support, the second frame axle and the 3rd frame axle are provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520288217.7U CN204757869U (en) | 2015-05-06 | 2015-05-06 | Portable sample prescription frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520288217.7U CN204757869U (en) | 2015-05-06 | 2015-05-06 | Portable sample prescription frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204757869U true CN204757869U (en) | 2015-11-11 |
Family
ID=54472570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520288217.7U Expired - Fee Related CN204757869U (en) | 2015-05-06 | 2015-05-06 | Portable sample prescription frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204757869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444333A (en) * | 2018-10-23 | 2019-03-08 | 王信群 | A kind of multi-functional point setter of herbicide field control effectiveness test |
-
2015
- 2015-05-06 CN CN201520288217.7U patent/CN204757869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444333A (en) * | 2018-10-23 | 2019-03-08 | 王信群 | A kind of multi-functional point setter of herbicide field control effectiveness test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20160506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |