CN214703184U - Soil moisture content tester - Google Patents
Soil moisture content tester Download PDFInfo
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- CN214703184U CN214703184U CN202120739114.3U CN202120739114U CN214703184U CN 214703184 U CN214703184 U CN 214703184U CN 202120739114 U CN202120739114 U CN 202120739114U CN 214703184 U CN214703184 U CN 214703184U
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Abstract
The utility model discloses a soil moisture content apparatus, casing including the articulated upset lid in upper portion, placed the soil storehouse that holds soil in the casing, be provided with weighing device in the casing, weighing device is located the soil storehouse below, shells inner wall a week has laid the heating pipe, stop device is still installed to the casing lower part, stop device includes lead screw and removal portion, the lead screw level sets up and rotates with the casing lateral wall in the one end of casing inner bottom and lead screw to be connected, the lead screw other end stretches out outside the casing, removal portion quantity has two and is located respectively the soil storehouse both sides, two removal portions respectively with lead screw threaded connection, removal portion lower part and casing inner bottom sliding connection, the lateral wall in soil storehouse is provided with and is used for two removal portion male recesses. The utility model provides a soil moisture content apparatus can avoid weighing device to bear influence sensitivity behind the weight in soil storehouse for a long time.
Description
Technical Field
The utility model belongs to the technical field of equipment is used in soil moisture content test, concretely relates to soil moisture content apparatus.
Background
The water content of the soil is the ratio of the mass of water in the soil to the mass of soil particles, namely the ratio of the mass of water lost when the soil sample is dried to constant weight at 105-110 ℃ to the mass of dry soil, and is expressed by percentage. The water content has great influence on the engineering properties of the cohesive soil, such as the state of the soil, the shear strength of the soil, the consolidation deformation of the soil and the like. The water content of the soil is measured to know the water content of the soil, and the water content is also an indispensable basic index for calculating the porosity ratio, the liquidity index, the saturation and other physical and mechanical properties of the soil.
At present, the common engineering application methods comprise a drying method, an alcohol combustion method and the like, wherein the drying method is mostly used indoors, and the alcohol combustion method is used for rapidly testing the water content of the soil sample on site. However, the alcohol combustion method has a large deviation, and a drying method is generally adopted to measure the water content accurately.
The patent with the application number of CN201621133543.1 discloses a portable aggregate moisture content apparatus, its defect lies in, the soil storehouse for holding soil is placed in the casing, laid a plurality of heating pipes around the soil storehouse in the casing, the heating pipe is from last to distributing down, be provided with weighing device in the casing, weighing device is located the below in soil storehouse, can't erect the soil storehouse on weighing device, the soil storehouse can only last to be placed on weighing device when dry, the soil storehouse is placed for a long time and is leaded to need frequently school to weighing device's pressure sensor when using on weighing device upper portion, weighing device's sensitivity has been influenced, efficiency when also delaying weighing. On the other hand, because the soil bin is directly put into the shell, the soil bin shakes in the shell to impact the weighing device during transportation, and the weighing device is easily damaged.
SUMMERY OF THE UTILITY MODEL
On the weighing device can't be erect the soil storehouse to the soil moisture content apparatus that exists among the prior art, the soil storehouse can only last to be placed on the weighing device when dry, has influenced the problem of weighing device's sensitivity, the utility model provides a soil moisture content apparatus.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a soil moisture content apparatus, includes the casing of the articulated upset lid in upper portion, place the soil storehouse that holds soil in the casing, be provided with weighing device in the casing, weighing device is located the soil storehouse below, the heating pipe has been laid to shells inner wall a week, stop device is still installed to the casing lower part, stop device includes lead screw and removal portion, the lead screw level sets up to rotate with the casing lateral wall in the one end of casing inner bottom and lead screw and is connected, the lead screw other end stretches out outside the casing, removal portion quantity has two and is located respectively the soil storehouse both sides, two removal portions respectively with lead screw threaded connection, removal portion lower part and casing inner bottom sliding connection, the lateral wall in soil storehouse is provided with and is used for two removal portion male recesses.
When the device is implemented, two ends of the screw rod respectively penetrate through the side wall of the shell, a bearing is connected between the screw rod and the shell, and a rotating head is fixed at one end of the screw rod extending out of the shell. Two sections of threads with opposite rotation directions are arranged on the screw rod, so that the screw rod can drive the two moving parts to mutually approach or mutually separate after rotating. The moving parts are of plate-type structures, are vertically arranged at the inner bottom of the shell and are positioned on two sides of the soil bin, and the two moving parts are far away from each other or close to each other and can be inserted into or removed from the grooves on the side surfaces of the soil bin.
In this embodiment, the length of the moving portion is short, and the lower portion of the moving portion abuts against the inner bottom surface, so that the moving portion can slide on the inner bottom surface of the housing without rotating with the screw rod after rotating the screw rod.
Furthermore, the inner bottom of the shell is provided with a sliding groove corresponding to the moving parts, the lower parts of the two moving parts are respectively connected with the sliding groove in a sliding manner, and the two moving parts can horizontally slide along the screw rod.
The lower parts of the two moving parts are respectively connected in a sliding groove formed in the inner bottom of the shell in a sliding mode, and the sliding groove is of a strip-shaped structure and is formed in the length direction of the screw rod.
Furthermore, the moving parts are integrally in an inverted L shape or T shape, the two moving parts respectively comprise a vertical part and a horizontal part fixed on one side of the vertical part, the horizontal part is inserted into the groove, and a chamfer structure is arranged at the upper part of one end, close to the soil bin, of the horizontal part.
This embodiment provides a concrete structure of removal portion, two removal portions set up in the soil storehouse both sides relatively, and the soil storehouse is placed on the weighing device and is weighed when using, thereby rotate the lead screw and make removal portion be close to the horizontal part of removal portion mutually and can insert in the recess, when the actual installation, the upper surface of horizontal part needs a little more than the upper surface of recess, thereby the horizontal part inserts and drives the soil storehouse after the recess and shifts up and break away from the weighing device, influence sensitivity after avoiding the long-term pressurized of weighing device. In the horizontal part through removal portion inserted the recess, can also keep the soil storehouse in the casing, avoid soil storehouse to rock and damage weighing device in the transportation.
Further, still including the device of elevating that is used for breaking away from the casing inner bottom with the soil storehouse, the device of elevating is including perk pole, spring and promotion post, perk pole middle part articulates on shells inner wall, the one end of perk pole is close to removal portion upper portion, the one end that the removal portion was kept away from to the perk pole articulates extremely on the promotion post, promote the setting of post level and sliding connection on shells inner wall, it warp to promote post one end spring coupling to shells inner wall, the one end that the promotion post is close to the soil storehouse is the wedge structure, the lateral wall in soil storehouse is provided with and is used for wedge structure male elevating hole.
In this embodiment, the effect of elevating device is with the native storehouse elevating (the height that highly is greater than stop device can provide of elevating) to take out the native storehouse from the casing, when the heating pipe heated soil simultaneously, accommodate the lead screw can adjust the height of native storehouse in the casing, thereby change the heating position of soil, accelerate the speed of the evaporation of water in the soil. The elevating device is arranged above the moving part and provides power through the movement of the moving part. When the installation the spring pulling promotes the post and keeps away from the soil storehouse, promotes the end and breaks away from the hole of elevating of soil storehouse side, and the stick up the pole simultaneously and promotes the post articulated, sticks up the slope of pole and sets up, sticks up the effect of pole and is equivalent to the lever. When the soil storehouse is increaseed to needs, rotate the lead screw earlier for removal portion removes along the sliding tray, removal portion promotes the stick-up pole and rotates, finally promotes the post tip and inserts in the elevating hole, the upper wall position cooperation in elevating hole promotes the slope upper wall of post wedge structure, be fixed with a plurality of limiting plates on shells inner wall, the limiting plate deviates from elevating device one side in soil storehouse, the soil storehouse can be sliding connection under the limiting plate restriction, thereby make the soil storehouse at shells inner wall lapse.
Furthermore, a sliding strip is fixed on one side of the pushing column and is connected in a sliding groove formed in the inner wall of the shell in a sliding mode.
Furthermore, a limiting head is fixed at a position, close to the upper portion of the moving portion, in the shell, and the limiting head is abutted to one end of the tilting rod.
Furthermore, a protruding portion is fixed to one side of the moving portion, which is close to the tilting rod, and the protruding portion is used for pushing the tilting rod to rotate.
Furthermore, two sides of the soil bin are respectively provided with the elevating device.
Compared with the prior art, the scheme has the beneficial effects that:
the utility model provides a soil moisture content apparatus can put up the soil storehouse in the casing from the weighing device of casing inner bottom when the heating, avoids weighing device to bear influence sensitivity behind the weight in soil storehouse for a long time. Insert the recess of soil storehouse both sides through removal portion in, can also keep soil storehouse in the casing, avoid soil storehouse to rock in the transportation and damage weighing device.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the housing;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic view of the flip cover.
The reference numbers are in sequence: the soil bin heating device comprises a shell 1, a turnover cover 11, a base 12, a weighing device 13, a sliding groove 14, a ventilation fan 15, a heating pipe 16, a soil bin 2, a groove 21, an elevating hole 22, a limiting device 3, a screw rod 31, a moving part 32, an elevating device 4, a tilting rod 41, a spring 42, a pushing column 43, a sliding strip 431 and a limiting head 44.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 4, a soil moisture content tester comprises a housing 1 with an upper portion hinged with a turnover cover 11, the turnover cover 11 covers the housing 1 when in use, a base 12 is connected to the lower portion of the housing 1, a soil bin 2 for containing soil is placed in the housing 1, a weighing device 13 is arranged in the housing 1, the weighing device 13 is positioned below the soil bin 2, heating pipes 16 are distributed around the inner wall of the housing 1, a limiting device 3 is further installed at the lower portion of the housing 1, the limiting device 3 comprises a screw rod 31 and a moving portion 32, the screw rod 31 is horizontally arranged at the inner bottom of the housing 1, the screw rod 31 is rotatably connected with the side wall of the housing 1, one end of the screw rod 31 extends out of the housing 1, two moving portions 32 are respectively positioned at two sides of the soil bin 2, the two moving portions 32 are respectively in threaded connection with the screw rod 31, the lower portion of the moving portion 32 is slidably connected with the inner bottom of the housing 1, the two moving parts 32 are used for moving the soil bin 2 away from the weighing device 13 after being mutually moved close.
In the implementation, two ends of the screw rod 31 respectively penetrate through the side wall of the shell 1, a bearing is connected between the screw rod 31 and the shell 1, and a rotating head is fixed at one end of the screw rod 31 extending out of the shell 1. The rotating head is positioned on the shell 1 and can mark the mark of the locking soil bin 2 or the raised soil bin 2 corresponding to the rotating direction of the rotating head, and the screw rod 31 is provided with two sections of threads with opposite rotating directions, so that the screw rod 31 can drive the two moving parts 32 to approach or separate from each other after rotating. The moving parts 32 are of a plate type structure, the moving parts 32 are vertically arranged at the inner bottom of the shell 1 and are positioned at two sides of the soil bin 2, and the two moving parts 32 are far away from each other or close to each other and can be inserted into the grooves 21 at the side surfaces of the soil bin 2 or removed from the grooves 21. The lower parts of the two moving parts 32 are respectively connected in a sliding groove 14 formed on the inner bottom of the shell 1 in a sliding way, and the sliding groove 14 is in a strip structure and is formed along the length direction of the screw rod 31.
Further, the moving part 32 is integrally in an inverted L shape or T shape, the two moving parts 32 respectively include a vertical part and a horizontal part fixed on one side of the vertical part, the horizontal part is used for being inserted into the groove 21, and a chamfer structure is arranged at the upper part of one end of the horizontal part close to the soil bin 2.
This embodiment provides a concrete structure of removal portion 32, two removal portions 32 set up in 2 both sides in the soil storehouse relatively, soil storehouse 2 is placed and is weighed on weighing device 13 when using, thereby it makes removal portion 32 be close to the horizontal part of removal portion 32 each other and can insert in the recess 21 to rotate the lead screw 31, actually when the installation, the upper surface of horizontal part need be a little higher than the upper surface of recess 21, thereby the horizontal part is inserting and is driving soil storehouse 2 after the recess 21 and is upwards moving and break away from weighing device 13, influence sensitivity after avoiding weighing device 13 to be pressed for a long time. The horizontal part of the moving part 32 is inserted into the groove 21, so that the soil bin 2 can be kept in the shell 1, and the soil bin 2 is prevented from shaking to damage the weighing device 13 in the transportation process.
Further, the lifting device 4 for separating the soil bin 2 from the inner bottom of the shell 1 is also included, the lifting device 4 comprises a tilting rod 41, a spring 42 and a pushing column 43, the middle part of the tilting rod 41 is hinged on the inner wall of the shell 1, one end of the tilting rod 41 is close to the upper part of the moving part 32, one end of the tilting rod 41 far away from the moving part 32 is hinged on the pushing column 43, the pushing column 43 is horizontally arranged and is connected to the inner wall of the shell 1 in a sliding manner, one end of the pushing column 43 is connected with the spring 42, the end of the spring 42 remote from the pushing column 43 is fixed to the housing 1, the spring 42 is used for pulling the pushing column 43 away from the soil bin 2, one end of the tilting rod 41 far away from the pushing column 43 is abutted to one side of the moving portion 32, one end of the pushing column 43 close to the soil bin 2 is of a wedge-shaped structure, and an elevating hole 22 for inserting the wedge-shaped structure is formed in the side wall of the soil bin 2.
In the embodiment, the elevating device 4 is used for elevating the soil bin 2 (the elevated height is greater than that which can be provided by the limiting device 3) so as to take the soil bin 2 out of the casing 1, and the adjusting screw rod 31 can adjust the height of the soil bin 2 in the casing 1 when the heating pipe 16 heats the soil, so that the heating position of the soil is changed, and the evaporation speed of the moisture in the soil is accelerated. The elevating device 4 is provided above the moving unit 32, and is powered by the movement of the moving unit 32. When the installation, the spring 42 pulls the pushing column 43 to be far away from the soil bin 2, the end of the pushing column is separated from the elevating hole 22 on the side surface of the soil bin 2, meanwhile, the tilting rod 41 is hinged to the pushing column 43, the tilting rod 41 is obliquely arranged, and the effect of the tilting rod 41 is equivalent to a lever. When needs heighten soil bin 2, rotate lead screw 31 earlier, make removal portion 32 remove along sliding tray 14, removal portion 32 promotes stick up 41 rotations, finally promote the post 43 tip and insert in elevating hole 22, the upper wall position cooperation of elevating hole 22 promotes the slope upper wall of post 43 wedge structure, be fixed with a plurality of limiting plates on casing 1 inner wall, the limiting plate deviates from 4 one sides of elevating device of soil bin 2, soil bin 2 can be sliding connection under the limiting plate restriction, thereby make soil bin 2 upwards slide at casing 1 inner wall.
Further, a sliding bar 431 is fixed on one side of the pushing column 43, and the sliding bar 431 is slidably connected in a sliding groove formed on the inner wall of the housing 1.
Further, a limiting head 44 is fixed on the inner wall of the shell 1, the limiting head 44 is located at one end, away from the pushing column 43, of the tilting rod 41, the limiting head 44 is located at one side, close to the soil bin 2, of the tilting rod 41, and one side of the tilting rod 41 abuts against the limiting head 44.
Further, a protrusion is fixed on one side of the moving part 32 close to the tilting rod 41, and the protrusion is used for pushing the tilting rod 41 to rotate.
Example 2
The structure of the soil moisture content measuring instrument in this embodiment is basically the same as that of embodiment 1, except that the lower portions of the two moving portions 32 are abutted against the inner bottom of the housing 1, and the two moving portions 32 can horizontally slide along the screw rod 31.
In this embodiment, the length of the moving portion 32 is short, and the lower portion of the moving portion 32 abuts on the inner bottom surface, so that the moving portion 32 can slide on the inner bottom of the housing 1 after rotating the screw rod 31 without rotating with the screw rod 31, and the connection manner of the moving portion 32 and the housing 1 in this embodiment can reduce the material cost compared to the previous embodiment, but the fixation is not as stable as the moving portion 32 in the previous embodiment.
In contrast, in the present embodiment, the two moving portions 32 are respectively provided with one of the elevating devices 4 at one side, and the elevating devices 4 are respectively located at two sides of the soil bin 2, so that the soil bin 2 does not turn over when moving upwards.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (9)
1. The utility model provides a soil moisture content apparatus, includes the casing of the articulated upset lid in upper portion, place the soil storehouse that holds soil in the casing, be provided with weighing device in the casing, weighing device is located the soil storehouse below, shells inner wall a week has laid heating pipe, its characterized in that:
stop device is still installed to the casing lower part, stop device includes lead screw and removal portion, the lead screw level sets up and rotates in the one end of casing inner bottom and lead screw and be connected with the casing lateral wall, the lead screw other end stretches out outside the casing, removal portion quantity has two and is located respectively soil storehouse both sides, two removal portions respectively with lead screw threaded connection, removal portion lower part and casing inner bottom sliding connection, the lateral wall in soil storehouse is provided with and is used for two removal portion male recesses.
2. The soil moisture content tester as claimed in claim 1, wherein: the inner bottom of the shell is provided with sliding grooves corresponding to the moving parts, the lower parts of the two moving parts are respectively in sliding connection with the sliding grooves, and the two moving parts can horizontally slide along the screw rod.
3. The soil moisture content tester as claimed in claim 2, wherein: the movable part is integrally in an inverted L shape or T shape, the two movable parts respectively comprise a vertical part and a horizontal part fixed on one side of the vertical part, the horizontal part is inserted into the groove, and a chamfer structure is arranged at the upper part of one end, close to the soil bin, of the horizontal part.
4. The soil moisture content tester as claimed in claim 1, wherein: still including being used for breaking away from the device of elevatingly of casing inner bottom with the soil storehouse, the device of elevatingly includes perk pole, spring and promotion post, perk pole middle part articulates on shells inner wall, the one end of perk pole is close to removal portion upper portion, the one end that the removal portion was kept away from to the perk pole is articulated extremely promote on the post, promote the setting of post level and sliding connection on shells inner wall, it warp to promote post one end spring coupling to shells inner wall, the one end that the promotion post is close to the soil storehouse is the wedge structure, the lateral wall in soil storehouse is provided with and is used for wedge structure male elevates the hole.
5. The soil moisture content tester as claimed in claim 4, wherein: a sliding strip is fixed on one side of the pushing column and is connected in a sliding groove formed in the inner wall of the shell in a sliding mode.
6. The soil moisture content tester as claimed in claim 5, wherein: a limiting head is fixed at a position, close to the upper part of the moving part, in the shell, and the limiting head is abutted to one end of the tilting rod.
7. The soil moisture content tester as claimed in claim 5, wherein: a protruding part is fixed on one side of the moving part, which is close to the tilting rod.
8. The soil moisture content tester as claimed in claim 5, wherein: and the two sides of the soil bin are respectively provided with the elevating device.
9. The soil moisture content tester as claimed in claim 1, wherein: two ventilation fans are installed in the turnover cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120739114.3U CN214703184U (en) | 2021-04-08 | 2021-04-08 | Soil moisture content tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120739114.3U CN214703184U (en) | 2021-04-08 | 2021-04-08 | Soil moisture content tester |
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| Publication Number | Publication Date |
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| CN214703184U true CN214703184U (en) | 2021-11-12 |
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| CN202120739114.3U Active CN214703184U (en) | 2021-04-08 | 2021-04-08 | Soil moisture content tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295513A (en) * | 2021-12-18 | 2022-04-08 | 包玲霞 | Device for measuring moisture in soil |
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2021
- 2021-04-08 CN CN202120739114.3U patent/CN214703184U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295513A (en) * | 2021-12-18 | 2022-04-08 | 包玲霞 | Device for measuring moisture in soil |
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