Potted plant seedling height, ground footpath measuring device
Technical Field
The utility model belongs to the plant morphology field, concretely relates to potted plant seedling height, ground footpath measuring device.
Background
Plant height or seedling height is one of the most basic indicators in plant morphology research work, and is defined as the distance from the base of the plant to the top of the main stem, i.e., the growing point of the main stem. The zero point end of the measuring tool needs to be touched to the ground or the surface of the planting matrix, the planting surface of the rhizosphere part of the plant is different in height, so that the measuring error is increased, and the ground diameter of the root diameter part is not regular circle and is not beneficial to ground diameter measurement. In the experimental process cultivated in a pot, need measure potted plant's seedling height, and when requiring plant height measured data more accurate, like seedling stage growth rhythm investigation, different cultivars cultivation contrast test etc. the problem that exists when current dipperstick bottom contact comparatively soft potted plant matrix face is: firstly, the measured data is influenced by the measured position due to the fact that the substrate surface is not flat; secondly, the measuring scale will be inserted into the substrate surface for a certain depth due to gravity or pressure, and the depth is not controllable. The two factors cause that the increment calculation error is large due to the inconsistency of the measurement base points when the relative increment of the seedling height is calculated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a guarantee to measure the basic point unanimously in order to solve above-mentioned problem, avoid the potted plant seedling height of seedling height relative increment calculation error, ground footpath measuring device.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a potted plant seedling height and ground diameter measuring device comprises a supporting mechanism and a measuring mechanism, wherein the supporting mechanism is connected with the measuring mechanism, the supporting mechanism comprises a telescopic rod mechanism and a supporting wheel, the telescopic rod mechanism comprises a main plate, auxiliary plates, a spring and a spring seat, a cavity penetrating through the main plate is arranged inside the main plate, the two auxiliary plates are symmetrically arranged on two sides of the main plate, one end of each auxiliary plate is inserted into the cavity of the main plate, a limiting part is arranged at the inner end of each auxiliary plate, the thickness of the limiting part is larger than that of each auxiliary plate, two ends of the main plate are provided with sockets communicated with the cavity, the sockets are in clearance fit with the auxiliary plates, and the thickness of the sockets is; the bottom of the auxiliary plate close to the two ends is provided with a supporting wheel, and a distance is arranged between the supporting wheel and the end part of the auxiliary plate;
the middle part of the cavity is provided with a spring seat, and two sides of the spring seat are respectively connected with the limiting parts at the end parts of the auxiliary plates through springs. General diameter of used flowerpot of experiment cultivated in a pot can not be too big, consequently the utility model discloses a supporting mechanism adopts the structure of formula of stretching out, be convenient for more place on the flowerpot, compress two subplates earlier and income to the mainboard in during the use, make the supporting wheel be located the flowerpot mouth, then release the subplate, the spring promotes the subplate and stretches out, make two supporting wheel contact flowerpot inner walls, then the flowerpot border is arranged in to platelike subplate can form a comparatively stable support to the device, adopt platelike subplate structure can increase the contact surface with the flowerpot border, the supporting wheel that sets up on the subplate is owing to be wheel-shaped structure, can both be good in different positions and produce frictional force with the disc chuck contact, supporting mechanism's rocking when can restricting the measurement.
Measuring mechanism includes telescopic ruler and diameter chi, telescopic ruler's lower extreme is articulated with the mainboard, the diameter chi sets up on the mainboard, the diameter chi includes the blade, the rider, fixed jack catch and removal jack catch, blade fixed connection mainboard, be equipped with the rider rather than sliding connection on the blade, be equipped with the removal jack catch on the rider, the one end that telescopic ruler was kept away from to the blade is equipped with fixed jack catch, fixed jack catch all includes stabilizer blade and arc fastener with the removal jack catch, stabilizer blade fixed connection arc fastener, the stabilizer blade fixed connection blade of fixed jack catch, the stabilizer blade fixed connection rider of removal jack catch, the opening of the arc fastener of fixed jack catch and removal jack catch is relative, connect through the extension spring between the stabilizer blade of fixed jack catch and the rider. The arc fastener of initial time extension spring pulling force pulling fixed jack catch and removal jack catch closes, be close to the plant stem portion earlier with the diameter chi during use, the pulling removes the jack catch and separates with fixed jack catch, then the arc fastener of fixed jack catch and removal jack catch is located the both sides of plant stem portion respectively, it cliies the plant stem portion to loosen behind the removal jack catch, carry out the reading through the rider, it can to part fixed jack catch and removal jack catch again after finishing measuring, the extension spring can keep two arc fasteners to close when the diameter chi does not use, avoid influencing the measurement.
As a further optimization scheme of the utility model, supporting wheel and subplate fixed connection.
As a further optimization scheme of the utility model, the upper end middle part position of mainboard is equipped with articulated seat, is connected through the pivot between the lower extreme of telescopic ruler and the articulated seat. Thereby realizing the hinging of the two.
As the utility model discloses a further optimization scheme, the telescopic ruler includes a plurality of chi board, pegs graft in proper order, and the width and the thickness of the chi board from top to bottom increase in proper order.
As a further optimization scheme of the utility model, the bottom and the slide of telescopic ruler are articulated, and the bottom of slide is equipped with the slider, and the top of mainboard is equipped with and slider complex spout. The sliding structure can enable the telescopic ruler to move transversely, and the telescopic ruler is convenient to press close to a plant to be measured.
As a further optimization scheme of the utility model, the cross section of spout and slider is for falling T font or dovetail.
As the utility model discloses a further optimization scheme, the left side of articulated seat is equipped with stop gear, can restrict the telescopic rule and rotate and can not continue to the left turn behind the vertical state.
The beneficial effects of the utility model reside in that:
1) the utility model discloses a supporting mechanism supports at flowerpot basin edge, with the help of planting the plane that the basin edge formed and as measuring the basic point, has avoided the height of matrix face cultivated in a pot completely uneven, and survey the basic point at every turn and all be unanimous, is particularly useful for the investigation of a certain period of time seedling height relative increment.
2) Adopt the articulated bearing structure's of telescopic ruler structure, when not using, rotatable to the level is convenient for receive and close, measures the chi and has the elasticity, satisfies the seedling height survey of not co-altitude plant.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a schematic structural diagram of a supporting mechanism according to the first embodiment of the present invention;
fig. 3 is a schematic structural view of a diameter ruler according to the first embodiment of the present invention;
fig. 4 is a schematic structural view of the fixed jaw and the movable jaw of the present invention according to the second embodiment;
FIG. 5 is a schematic structural diagram of the present invention in the second embodiment;
fig. 6 is a schematic structural diagram of the present invention in the third embodiment.
In the figure: the device comprises a supporting mechanism 1, a measuring mechanism 2, a main board 3, an auxiliary board 4, a spring 5, a spring seat 6, a limiting part 7, a socket 8, a supporting wheel 9, a telescopic ruler 10, a diameter ruler 11, a ruler body 12, a vernier 13, a fixed jaw 14, a movable jaw 15, a hinged seat 16, a sliding seat 17, a sliding block 18, a sliding groove 19, a limiting mechanism 20, a supporting leg 111 and an arc-shaped clamping piece 112.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-4, a potted plant seedling height and ground diameter measuring device comprises a supporting mechanism 1 and a measuring mechanism 2, wherein the supporting mechanism 1 is connected with the measuring mechanism 2, the supporting mechanism 1 comprises a telescopic rod mechanism and a supporting wheel 9, the telescopic rod mechanism comprises a main plate 3, an auxiliary plate 4, a spring 5 and a spring seat 6, a cavity penetrating through the main plate 3 is arranged inside the main plate 3, the two auxiliary plates 4 are symmetrically arranged at two sides of the main plate 3, one end of each auxiliary plate 4 is inserted into the cavity of the main plate 3, a limiting part 7 is arranged at the inner end of each auxiliary plate 4, the thickness of the limiting part 7 is larger than that of each auxiliary plate 4, two ends of the main plate 3 are provided with sockets 8 communicated with the cavity, the sockets 8 are in clearance fit with the auxiliary plates 4, and the thickness of the sockets 8; the bottom of the auxiliary plate 4 close to the two ends is provided with a supporting wheel 9, and the supporting wheel 9 is spaced from the end part of the auxiliary plate 4;
the middle part of the cavity is provided with a spring seat 6, and two sides of the spring seat 6 are respectively connected with a limiting part 7 at the end part of the auxiliary plate 4 through springs 5. General diameter of used flowerpot of experiment cultivated in a pot can not be too big, consequently the utility model discloses a supporting mechanism 1 adopts the structure of formula of stretching out, be convenient for place on the flowerpot more, earlier compress two subplates 4 during the use and income in to mainboard 3, make supporting wheel 9 be located the flowerpot basin mouth, then release subplate 4, spring 5 promotes subplate 4 and stretches out, make two supporting wheel 9 contact flowerpot inner wall, then the flowerpot border is arranged in to platelike subplate 4 can form a comparatively stable support to the device, adopt platelike subplate 4 structure can with the better cooperation in flowerpot border, supporting wheel 9 that sets up on the subplate 4 is owing to be the wheel-shaped structure, can both be good in different positions and disc contact production frictional force, supporting mechanism 1's when can restricting the measurement rocks.
The measuring mechanism 2 comprises a telescopic ruler 10 and a diameter ruler 11, the lower end of the telescopic ruler 10 is hinged to a main board 3, the diameter ruler 11 is arranged on the main board 3, the diameter ruler 11 comprises a ruler body 12, a vernier scale 13, a fixed clamping jaw 14 and a movable clamping jaw 15, the ruler body 12 is fixedly connected with the main board 3, the vernier scale 13 in sliding connection with the ruler body 12 is arranged on the vernier scale 13, the movable clamping jaw 15 is arranged on the vernier scale 13, one end, far away from the telescopic ruler 10, of the ruler body 12 is provided with the fixed clamping jaw 14, the fixed clamping jaw 14 and the movable clamping jaw 15 both comprise a supporting leg 111 and an arc-shaped clamping piece 112, the supporting leg 111 is fixedly connected with the arc-shaped clamping piece 112, the supporting leg 111 of the fixed clamping jaw 14 is fixedly connected with the ruler body 12, the supporting leg 111 of the movable clamping jaw 15 is fixedly connected with the vernier scale 13, the. The arc fastener 112 of extension spring pulling force pulling fixed jack catch 14 and removal jack catch 15 during the initial closes, it is close to the plant stem with diameter chi 11 during the use earlier, pulling removes jack catch 15 and the separation of fixed jack catch 14, then the arc fastener 112 of fixed jack catch 14 and removal jack catch 15 is located the both sides of plant stem respectively, it cliies the plant stem to loosen behind the removal jack catch 15, carry out the reading through the trip code 13, it can to part fixed jack catch 14 and removal jack catch 15 again after finishing measuring, the extension spring can keep two arc fasteners 112 to close when diameter chi 11 does not use, avoid influencing the measurement.
Preferably, the support wheels 9 are fixedly connected to the secondary plate 4.
Preferably, the middle position of the upper end of the main board 3 is provided with a hinged base 16, and the lower end of the telescopic ruler 10 is connected with the hinged base 16 through a rotating shaft. Thereby realizing the hinging of the two.
The telescopic ruler 10 can adopt the existing general telescopic ruler 10 structure, and the telescopic ruler 10 structure is preferably selected at the moment, comprises a plurality of ruler plates which are sequentially spliced, and the width and the thickness of the ruler plates from top to bottom are sequentially increased.
Preferably, the ruler plates are in interference fit, so that the ruler plates can be conveniently kept in position when being pulled out.
The utility model discloses a structural feature and theory of operation: when in measurement, the supporting mechanism 1 is firstly placed on one side of a plant to be measured, then the auxiliary plate 4 is stretched to enable the auxiliary plate 4 to be supported on the edge of the flower disc, then the telescopic ruler 10 is rotated to be vertical, the telescopic ruler 10 is adjusted to be close to the plant, and the scale of the telescopic ruler 10 is read to obtain the plant height (for example, only the ruler plates extending out of the bottom can obtain the reading, and the total height is vertical according to the accumulation of the extending lengths of the other ruler plates and the lengths of the ruler plates at the bottom);
of course, if the plant height is lower than the height of the ruler plate at the bottom of the telescopic ruler 10, the telescopic ruler 10 is directly close to the plant to read the reading.
The diameter ruler 11 is provided with scales for measuring the diameter of the plant, and this function is rarely used for calculating the relative increment of the seedling height and is only roughly used for measuring the diameter.
Example two
As shown in fig. 5, on the basis of the first embodiment, since the plant to be measured may not be located in the middle of the flowerpot, the telescopic ruler 10 may be moved close to the plant in the first embodiment, but the adjustment range is limited, and the excessive movement may change the compression of the spring 5 into the tension to drive the sub-plate 4 to be separated from the edge of the flowerpot, so that the present embodiment provides a structure in which the telescopic ruler 10 can slide.
The bottom of the telescopic ruler 10 is hinged with a sliding seat 17, the bottom of the sliding seat 17 is provided with a sliding block 18, and the top of the main board 3 is provided with a sliding groove 19 matched with the sliding block 18. The sliding structure can enable the telescopic ruler 10 to move transversely, so that the telescopic ruler can be conveniently close to a plant to be detected.
Preferably, the cross-section of the runner 19 and the slide block 18 is inverted T-shaped or dovetail-shaped.
EXAMPLE III
As shown in fig. 6, in the first embodiment, a limiting mechanism 20 is disposed on the left side of the hinge base 16, and can limit the telescopic rule 10 from rotating to the vertical state and then not rotating to the left.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.