CN209802262U - Accumulated snow depth measuring device and accumulated snow density measuring device - Google Patents
Accumulated snow depth measuring device and accumulated snow density measuring device Download PDFInfo
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- CN209802262U CN209802262U CN201920818462.2U CN201920818462U CN209802262U CN 209802262 U CN209802262 U CN 209802262U CN 201920818462 U CN201920818462 U CN 201920818462U CN 209802262 U CN209802262 U CN 209802262U
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Abstract
the utility model provides an snow degree of depth measuring device and snow density measuring device belongs to the physical measurement technical field, and snow degree of depth measuring device includes snow measuring cylinder, barrel upper cover and barrel lower cover. The inner part of the snow measuring cylinder is hollow, two ends of the snow measuring cylinder are open, and a cutting ring with the same section as that of the snow measuring cylinder is coaxially and fixedly arranged at the bottom end of the snow measuring cylinder; the upper cover of the cylinder body is fixedly connected with the top end of the snow measuring cylinder, and a level gauge is arranged on one side of the upper cover of the cylinder body, which is far away from the snow measuring cylinder; the lower cover of the cylinder body is used for sealing the bottom end of the snow measuring cylinder after sampling is finished. The accumulated snow density measuring device is adopted. The utility model provides an accumulated snow depth measuring device and an accumulated snow density measuring device, which reduce the compression of the snow sample by the snow measuring cylinder; the bottom of the snow measuring cylinder is covered by the lower cover of the cylinder body after sampling is completed, so that loss of the snow sample is prevented, the depth of the snow sample can be read by taking out the snow measuring cylinder, and the accuracy of measuring the depth density of the accumulated snow is guaranteed.
Description
Technical Field
the utility model belongs to the technical field of degree of depth density measurement, more specifically say, relate to a snow degree of depth measuring device and adopt this snow degree of depth measuring device's snow density measuring device.
background
The wind and snow flow is a non-typical two-phase flow with dispersed snow particles moving along the air flow. When the air flow passing through the snow surface reaches the starting air speed, the snow particles can be started and run with the wind in a creeping, jumping and suspending mode to form a wind and snow flow; when the wind and snow flow is affected by the terrain and various obstacles, the wind speed is reduced, and snow particles carried by the airflow are accumulated. Under the effect of the wind and snow flow, the thickness of the accumulated snow in the local area can reach several times of that of the accumulated snow in the natural state, so that the phenomena of accumulated snow on roads, low visibility, traffic jam and the like are caused, the normal life and trip of people are influenced, traffic accidents are easily caused, and the life and property safety of people is harmed. The existing research on the snow flow finds that the density of accumulated snow is one of important factors influencing the starting wind speed of snow particles. When the density of accumulated snow is low, snow particles can be driven to move by low wind speed, and the starting wind speed is increased along with the increase of the density of accumulated snow. In order to research the starting mechanism of the wind and snow flow and provide measures for preventing and controlling the wind and snow flow disasters, accurate measurement of the depth density parameters of the accumulated snow is very necessary.
At present, the parameters of the accumulated snow are mainly determined by two methods, one is an aluminum box sampling method, an aluminum box with a fixed volume is used, an inverted buckle is pressed to obtain a snow sample, and a balance is used for weighing. However, the aluminum box sampling method can only take 0-5 cm snow samples, and layer-by-layer measurement is needed for areas with deep accumulated snow; the other method is to use a volume snow measurer in meteorology, the volume snow measurer is difficult to be vertically inserted into snow during measurement and sampling, and the lower edge of the cylinder body is easy to compress a snow sample, so that the error of the finally determined depth density of the accumulated snow is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an accumulated snow degree of depth measuring device and accumulated snow density measuring device aims at solving and is difficult to guarantee that the snow measurer inserts perpendicularly in the accumulated snow and the snow measurer barrel lower limb produces the compression to the snow appearance and leads to the big problem of the accumulated snow degree of depth density error of survey when gathering accumulated snow.
in order to achieve the above object, the utility model adopts the following technical scheme: provided is a snow depth measuring device including: a snow measuring cylinder, a cylinder upper cover and a cylinder lower cover. The inner part of the snow measuring cylinder is hollow, two ends of the snow measuring cylinder are open, and a cutting ring with the same section as that of the snow measuring cylinder is coaxially and fixedly arranged at the bottom end of the snow measuring cylinder; the upper cover of the cylinder body is fixedly connected with the top end of the snow measuring cylinder, and a level gauge is arranged on one side of the upper cover of the cylinder body, which is far away from the snow measuring cylinder; the lower cover of the cylinder body is used for sealing the bottom end of the snow measuring cylinder after sampling is finished.
Further, the spirit level is a bubble spirit level.
further, snow depth measuring device still includes snow removing mechanism for clear up the snow appearance in the graduated flask.
Furthermore, the snow cleaning mechanism comprises a handle and a brush head, wherein the brush head is fixedly connected to the handle and is used for cleaning snow samples in the snow measuring cylinder.
Further, the handle is a telescopic handle, and the shortened length of the handle is smaller than that of the snow measuring cylinder.
Furthermore, the snow depth measuring device also comprises at least one lengthening cylinder, the section of the lengthening cylinder is the same as that of the snow measuring cylinder, counting scales for measuring the depth of the snow sample are arranged on the cylinder wall of the lengthening cylinder, and the bottom end of the lengthening cylinder and the top end of the snow measuring cylinder are coaxially detachably fixed; the upper cover of the cylinder body is fixedly connected with the top end of the lengthened cylinder.
Furthermore, a transparent area is arranged on the wall of the snow measuring cylinder along the axial direction of the snow measuring cylinder, and a transparent scale sticker for measuring the depth of accumulated snow is adhered to the transparent area.
Further, a handle is further arranged on one side, away from the snow measuring cylinder, of the upper cover of the cylinder body.
furthermore, the snow measuring cylinder adopts an acrylic tube with a smooth tube wall.
The utility model provides an accumulated snow depth measuring device's beneficial effect lies in: compared with the prior art, the snow depth measuring device of the utility model has the advantages that the level gauge is fixedly arranged on the upper cover of the cylinder body, the upper cover of the cylinder body is fixedly connected with the snow measuring cylinder, when the level gauge indicates the horizontal position, the snow measuring cylinder is inserted into the snow, and the accuracy of measuring the depth of the snow is ensured; the cutting ring is arranged at the bottom end of the snow measuring cylinder, so that the compression of the snow measuring cylinder on a snow sample is reduced; after sampling is completed, the bottom end of the snow measuring cylinder is covered by the lower cover of the cylinder body, so that loss of the snow sample is prevented, and the depth of the snow sample can be read by taking out the snow measuring cylinder. The utility model discloses set up above-mentioned structure and reduced the error that the snow degree of depth survey in-process produced, and this device simple structure, the equipment is convenient, portable.
The utility model discloses still include a snow density measurement device, including quality measurement mechanism, still include above-mentioned arbitrary one snow degree of depth measuring device.
The utility model provides a snow density measurement device's beneficial effect lies in: compared with the prior art, the utility model discloses snow density measurement device includes an arbitrary snow degree of depth measuring device of the aforesaid, and snow degree of depth measuring device's barrel upper cover is fixed to be equipped with the spirit level, has guaranteed the accuracy of survey snow degree of depth and then has guaranteed the accuracy of snow volume survey, measures the snow appearance quality through quality measurement mechanism, has finally guaranteed the accuracy of snow density survey. The device of the utility model is simple in structure, the equipment is convenient, portable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of a snow depth measuring device according to an embodiment of the present invention;
Fig. 2 is a top view of an accumulated snow depth measuring device provided in an embodiment of the present invention;
Fig. 3 is a schematic structural view of a cutting ring according to an embodiment of the present invention;
fig. 4 is a front view of the snow removing mechanism according to the embodiment of the present invention;
Fig. 5 is a top view of the snow removing mechanism provided in the embodiment of the present invention;
fig. 6 is an assembly schematic view of a snow depth measuring device according to an embodiment of the present invention;
Fig. 7 is a schematic structural view of a snow depth measuring device according to another embodiment of the present invention.
in the figure: 1. a snow measuring cylinder; 11. cutting with a ring cutter; 2. an upper cover of the cylinder body; 21. a handle; 3. a level gauge; 4. a lower cover of the cylinder body; 5. lengthening the barrel; 6. a snow removal mechanism; 61. a handle; 62. a bristle head; 7. transparent scale paster.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
referring to fig. 1 to fig. 3, the accumulated snow depth measuring device of the present invention will now be described. The snow depth measuring device comprises a snow measuring cylinder 1, a cylinder upper cover 2 and a cylinder lower cover 4. The interior of the snow measuring cylinder 1 is hollow, two ends of the snow measuring cylinder are open, and a cutting ring 11 with the same section as that of the snow measuring cylinder 1 is coaxially and fixedly arranged at the bottom end of the snow measuring cylinder; the upper cover 2 of the cylinder body is fixedly connected with the top end of the snow measuring cylinder 1, and a level meter 3 is arranged on one side of the upper cover 2 of the cylinder body, which is far away from the snow measuring cylinder 1; the cylinder body lower cover 4 is used for sealing the bottom end of the snow measuring cylinder 1 after sampling is finished.
The utility model provides a snow depth measuring device, compared with the prior art, the utility model discloses the fixed spirit level 3 that is equipped with of barrel upper cover 2 of device, barrel upper cover 2 and snow measuring cylinder 1 fixed connection, when spirit level 3 instructed horizontal position, inserted snow measuring cylinder 1 in the snow, guaranteed the accuracy of determining the snow depth; the cutting ring 11 is arranged at the bottom end of the snow measuring cylinder 1, so that the compression of the snow measuring cylinder 1 on a snow sample is reduced; after sampling is completed, the bottom end of the snow measuring cylinder 1 is covered by the lower cover of the cylinder body, so that loss of the snow sample is prevented, and the depth of the snow sample can be read by taking out the snow measuring cylinder 1. The utility model discloses set up above-mentioned structure and reduced the error that the snow degree of depth survey in-process produced, and this device simple structure, the equipment is convenient, portable.
in this embodiment, 11 blades of cutting ring are outside, and 1 bottom of a graduated flask is connected with the one end dull polish that 11 blades of cutting rings kept away from, adopts the lathe with 1 bottom inner wall car of graduated flask thin and set up to the frosting, with 11 outer walls car thin of cutting ring and set up to the frosting simultaneously, makes things convenient for change after 11 damage of cutting ring and measures the washing of accomplishing convenient cutting ring 11 in back. The bottom end of the snow measuring cylinder 1 and the cutting ring 11 can also be fixed in a bonding way.
As a specific embodiment of the snow depth measuring device provided by the present invention, please refer to fig. 1 and 2, and the level 3 is a bubble level. Bubble type spirit level sets up on barrel upper cover 2, and on bubble type spirit level can be dismantled and is fixed in barrel upper cover 2, bubble type spirit level also can bond on barrel upper cover 2, when bubble type spirit level instructed horizontal position, with the snow measuring cylinder 1 of 2 below connections of barrel upper cover insert the snow and gather the snow sample in the snow, reduced the error of measuring snow degree of depth in-process production. The level 3 may also be an electronic level.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 4 and 5, the snow depth measuring device further includes a snow removing mechanism 6 for removing the snow sample in the snow measuring cylinder 1. After the primary measurement is finished, the snow sample in the snow measuring cylinder 1 is cleaned by the snow cleaning mechanism 6. Meanwhile, in the process of collecting the snow sample, snow particles are inevitably adhered to the outer wall of the snow measuring cylinder 1, and the snow cleaning mechanism 6 can also be used for cleaning snow on the outer wall of the snow measuring cylinder 1. The device completes a whole set of processes of collecting the snow sample and cleaning the snow measuring cylinder 1, and has the advantages of simple structure and convenient operation.
Referring to fig. 4 and 5, as a specific implementation manner of the embodiment of the present invention, the snow removing mechanism 6 includes a handle 61 and a brush head 62, and the brush head 62 is fixedly connected to the handle 61 and is used for removing the snow sample on the inner wall of the snow measuring cylinder 1. After the measurement, with the snow of the 1 inside snow appearance of snow cylinder of snow removal mechanism 6 clearance measuring and 4 adhesions of barrel upper cover 2 and barrel lower cover, can carry out the omnidirectional clearance to whole device, simple structure, portable can be used to the measurement of open-air snow degree of depth simultaneously. The snow removing mechanism can also be a snow removing piston provided with a piston rod and a piston head, the piston rod is fixedly connected with the piston head, the piston rod is a telescopic piston rod, the piston head is short and can be ignored, the shortened length of the piston rod is smaller than that of the snow measuring cylinder 1, the snow removing mechanism is convenient to store and carry out field measurement, and the snow removing piston can conveniently clean the snow measuring cylinder 1 after the piston rod is extended. After the measurement is finished, the upper cover 2 and the lower cover 4 of the cylinder body are taken down, and the snow sample in the snow measuring cylinder 1 is pushed by the snow cleaning piston to finish cleaning.
Referring to fig. 4 to 6, the handle 61 is a telescopic handle, and the shortened length of the handle 61 is smaller than the length of the snow measuring cylinder 1. After the snow depth measurement is finished, the length of the brush head 62 is small and can be ignored, the length of the shortened handle 61 is smaller than that of the snow measuring cylinder 1, and the snow cleaning mechanism 6 can be placed in the snow measuring cylinder 1 and is convenient to carry; meanwhile, after the handle 61 is extended, the snow sample in the snow measuring cylinder 1 can be conveniently cleaned by the snow cleaning mechanism 6. The bottom of barrel lower cover 4 and graduated flask 1 is preferred to be dismantled and is connected, can be threaded connection, and barrel lower cover 4 is equipped with the internal thread, and the bottom of graduated flask 1 is equipped with the external screw thread, assembles all parts of this device as an organic whole, portable can be used to the measurement of open-air snow degree of depth.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 7, the snow depth measuring device further includes at least one extension cylinder 5, the cross section of the extension cylinder 5 is the same as the cross section of the snow measuring cylinder 1, a counting scale for measuring the depth of the snow sample is arranged on the cylinder wall of the extension cylinder 5, the bottom end of the extension cylinder 5 is coaxial with the top end of the snow measuring cylinder 1, the extension cylinder is detachably fixed, and the cylinder upper cover 2 is fixedly connected with the top end of the extension cylinder 5. The lengthening cylinder 5 is preferably connected with the snow measuring cylinder 1 in a frosted mode, the outer wall of the top end of the snow measuring cylinder 1 is thinned and is set to be a frosted surface by a lathe, meanwhile, the inner wall of the bottom end of the lengthening cylinder 5 is thinned and is set to be a frosted surface, and the bottom end of the lengthening cylinder 5 is connected with the top end of the snow measuring cylinder 1 in a frosted mode; the bottom end of the lengthening cylinder 5 and the top end of the snow measuring cylinder 1 can be bonded and fixed. The barrel upper cover 2 and the lengthening barrel 5 are preferably in threaded connection, internal threads are arranged in the barrel upper cover 2, and external threads are arranged on the outer surface of the top end of the lengthening barrel 5. And the counting scale on the wall of the lengthened cylinder 5 and the counting scale on the wall of the snow measuring cylinder 1 are continuously arranged, when the snow measuring cylinder is used for measuring in a shallow snow area, only the snow measuring cylinder 1 is used for measuring the depth of the snow sample, and when the snow measuring cylinder 1 is used for measuring in a deep snow area, the lengthened cylinder 5 is connected, so that the sampling depth is increased, and the accuracy of the depth measurement of the snow sample is ensured.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and 7, a transparent area axially disposed along the snow measuring cylinder 1 is disposed on the cylinder wall of the snow measuring cylinder 1, and a transparent scale sticker 7 for measuring the depth of accumulated snow is adhered to the transparent area. The wall of the snow measuring cylinder 1 is partially provided with a transparent area, and the whole snow measuring cylinder 1 can be transparent or semitransparent. A transparent scale sticker 7 for measuring the depth of a snow sample is attached to the top end of the snow measuring cylinder 1 along the bottom end of the cutting ring 11, when the snow measuring cylinder 1 is in a deep snow area, the snow measuring cylinder 1 is fixedly connected with the lengthening cylinder 5, and then the transparent scale sticker 7 is adhered to the cylinder walls of the snow measuring cylinder 1 and the lengthening cylinder 5 along the bottom end of the cutting ring 11; the cutting ring 11 can be set to be in a fixed length, the transparent scale sticker 7 is attached to the wall of the snow measuring cylinder 1 in the axial direction, and the sum of the scale number of the snow measuring cylinder 1 read after measurement and the fixed length of the cutting ring 11 is the depth of the snow sample. The transparent scale paster 7 is convenient to replace and assemble. Counting scales can be engraved on the snow measuring cylinder 1 and the lengthening cylinder 5.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 6 and fig. 7, further, a handle 21 is further disposed on one side of the cylinder upper cover 2 away from the snow measuring cylinder 1. Set up handle 21 on barrel upper cover 2, conveniently insert the snow measuring cylinder 1 and adopt snow in the snow, simple structure, convenient operation.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and 7, the barrel upper cover 2 is detachably connected to the snow measuring cylinder 1, preferably, the barrel upper cover 2 is provided with an internal thread, the top end of the snow measuring cylinder 1 is provided with an external thread, the barrel upper cover 2 and the snow measuring cylinder 1 are detachably connected, and the replacement and cleaning of the barrel upper cover 2 and the snow measuring cylinder 1 are facilitated. When measuring deep snow district snow degree of depth, the bottom of adding a long section of thick bamboo 5 is connected with the top of a measuring cylinder 1 frosting, adds the top and 2 threaded connection of barrel upper cover of a long section of thick bamboo 5, adds the 5 top of a long section of thick bamboo and is equipped with the external screw thread, and barrel upper cover 2 is equipped with the internal thread, the change and the washing of a long section of thick bamboo 5 of being convenient for, a measuring cylinder 1 and barrel upper cover 2.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 6 and fig. 7, the snow measuring cylinder 1 is an acrylic tube with a smooth wall. When the metal material is used as the cylinder material, snow particles are easy to freeze on the wall of the metal cylinder in a cold environment and are difficult to clean. The acrylic tube with smooth tube wall is adopted, so that snow particles are not easy to adhere to the tube wall during measurement, and the measurement error is reduced; after the measurement is finished, the accumulated snow particles can not be frozen on the cylinder wall, and the accumulated snow particles are convenient to clean.
The utility model also provides a snow density measuring device, including quality measurement mechanism, still include above-mentioned snow degree of depth measuring device.
The utility model provides a snow density measurement device: compared with the prior art, the snow density measuring device comprises the snow depth measuring device, the level meter 3 is fixedly arranged on the cylinder body upper cover 2 of the snow depth measuring device, the accuracy of measuring the snow depth is guaranteed, the accuracy of measuring the snow volume is guaranteed, the quality of a snow sample is measured through the quality measuring mechanism, and the accuracy of measuring the snow density is finally guaranteed. The device of the utility model is simple in structure, the equipment is convenient, portable.
the utility model discloses snow degree of depth measuring device and snow density measuring device's design adopts following step:
(1) fixing a cutting ring 11 to the bottom end of a snow measuring cylinder 1, attaching a transparent scale sticker 7 for measuring the depth of a snow sample to the top end of the snow measuring cylinder 1 along the bottom end of the cutting ring 11, fixing a bubble type level gauge on an upper cover 2 of a cylinder body, and fixing the upper cover 2 of the cylinder body and the snow measuring cylinder 1;
(2) Measuring the snow cylinder 1, ring using an electronic balancethe total mass of the assembled knife 11, the upper cover 2 of the cylinder body, the lower cover 4 of the cylinder body, the transparent scale sticker 7 and the air bubble type level gauge is m0；
(3) The measuring device is placed outdoors for a period of time, so that the temperature of the measuring device is close to the temperature of the accumulated snow. And selecting the position of a point to be measured, pressing the upper cover 2 of the cylinder body under the condition of keeping the bubble type level meter centered, and inserting the sampled snow measuring cylinder 1 into the accumulated snow. Clear away the snow of measuring device one side, reverse barrel lower cover 4, cut into the snow along cutting ring 11 lower limb, seal and cover 1 bottom opening of snow measuring cylinder, prevent the loss of the snow appearance that measuring device gathered. Taking out the measuring device, cleaning snow particles attached to the outer wall of the snow measuring cylinder 1 by using a snow cleaning mechanism 6, and measuring and obtaining the total mass m of the sampled accumulated snow, the snow measuring cylinder 1, the cutting ring 11, the upper cylinder cover 2, the lower cylinder cover 4, the transparent scale sticker 7 and the bubble type level meter device by using an electronic balance1，m1And m0The difference value is the snow sample mass m;
(4) Reading scales on a transparent scale sticker 7 adhered to the surface of the snow measuring cylinder 1 to obtain the depth of the collected snow sample, and calculating the volume V of the collected snow sample;
(5) The snow density rho is the ratio of the mass m of the snow sample to the volume V of the snow sample;
(6) After one measurement is finished, the snow cleaning mechanism 6 is used for cleaning the structures possibly adhered with snow, such as the snow measuring cylinder 1, the cylinder upper cover 2, the cylinder lower cover 4 and the like.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An accumulated snow depth measuring apparatus, comprising:
The snow measuring cylinder is hollow, two ends of the snow measuring cylinder are open, and a cutting ring with the same section as that of the snow measuring cylinder is coaxially and fixedly arranged at the bottom end of the snow measuring cylinder;
The barrel upper cover is fixedly connected with the top end of the snow measuring barrel, and a level meter is arranged on one side of the barrel upper cover, which is far away from the snow measuring barrel; and
And the lower cover of the cylinder body is used for sealing and covering the bottom end of the snow measuring cylinder after sampling is finished.
2. A snow depth measuring apparatus according to claim 1, wherein the level is a bubble level.
3. A snow depth measuring apparatus according to claim 1 or 2, further comprising:
And the snow cleaning mechanism is used for cleaning the snow sample in the snow measuring cylinder.
4. A snow depth measuring apparatus according to claim 3, wherein the snow removing mechanism comprises:
A handle; and
the brush head is fixedly connected to the handle and used for cleaning snow samples in the snow measuring cylinder.
5. a snow depth measuring apparatus according to claim 4, wherein the handle is a telescopic handle, the handle being shortened to a length less than the length of the snow measuring cylinder.
6. A snow depth measuring apparatus as claimed in claim 1, 2, 4 or 5, further comprising:
The cross section of the lengthening cylinder is the same as that of the snow measuring cylinder, the wall of the lengthening cylinder is provided with a counting scale for measuring the depth of a snow sample, and the bottom end of the lengthening cylinder is coaxially and detachably fixed with the top end of the snow measuring cylinder; the upper cover of the cylinder body is fixedly connected with the top end of the lengthened cylinder.
7. A snow depth measuring device as claimed in claim 1, 2, 4 or 5, wherein the wall of the snow cylinder is provided with a transparent area arranged along the axial direction of the snow cylinder, and a transparent scale sticker for measuring the snow depth is adhered in the transparent area.
8. A snow depth measuring apparatus as claimed in claim 1, 2, 4 or 5, wherein a handle is provided on the side of the cylinder cover facing away from the snow measuring cylinder.
9. A snow depth measuring apparatus according to claim 1, 2, 4 or 5, wherein the snow cylinder is a smooth walled acrylic tube.
10. The utility model provides an accumulated snow density measuring device, includes quality measuring mechanism, its characterized in that: a snow depth measuring apparatus as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818462.2U CN209802262U (en) | 2019-05-31 | 2019-05-31 | Accumulated snow depth measuring device and accumulated snow density measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818462.2U CN209802262U (en) | 2019-05-31 | 2019-05-31 | Accumulated snow depth measuring device and accumulated snow density measuring device |
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| CN209802262U true CN209802262U (en) | 2019-12-17 |
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| CN201920818462.2U Active CN209802262U (en) | 2019-05-31 | 2019-05-31 | Accumulated snow depth measuring device and accumulated snow density measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354442A (en) * | 2022-01-06 | 2022-04-15 | 中国科学院西北生态环境资源研究院 | Device for measuring density of snow accumulation layer |
| CN114563304A (en) * | 2022-04-27 | 2022-05-31 | 中国气象科学研究院 | Snow density in-situ detection sensor |
-
2019
- 2019-05-31 CN CN201920818462.2U patent/CN209802262U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354442A (en) * | 2022-01-06 | 2022-04-15 | 中国科学院西北生态环境资源研究院 | Device for measuring density of snow accumulation layer |
| CN114563304A (en) * | 2022-04-27 | 2022-05-31 | 中国气象科学研究院 | Snow density in-situ detection sensor |
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