CN216459252U - Small-size soil sample reducing mechanism - Google Patents
Small-size soil sample reducing mechanism Download PDFInfo
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- CN216459252U CN216459252U CN202123147408.6U CN202123147408U CN216459252U CN 216459252 U CN216459252 U CN 216459252U CN 202123147408 U CN202123147408 U CN 202123147408U CN 216459252 U CN216459252 U CN 216459252U
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Abstract
The utility model discloses a small soil sample crushing device, which relates to the field of soil environment quality monitoring and evaluation and comprises a sample tank, a sample tank cover, a cutter, a motor, a protective cover and a frame, wherein the sample tank cover is detachably arranged at the top of the sample tank; a filter plate is arranged in the discharge opening, a slotted hole matched with the filter plate is formed in the sample trough cover, the filter plate is connected with the slotted hole in a sliding and sealing mode, and a handle is arranged at the top of the filter plate; the motor is fixedly arranged at the bottom of the sample tank, a transmission shaft of the motor penetrates through the bottom shell of the sample tank to be fixedly connected with the cutter, the protective cover is sleeved outside the motor, and the top of the protective cover is fixedly connected with the sample tank; the device uses a mechanical method to replace the traditional manual mode, and can realize the automation of the soil crushing process; this device is miniaturized soil sample reducing mechanism, is applicable to laboratory soil detection operation.
Description
Technical Field
The utility model relates to a soil environment quality monitoring and evaluation field, concretely relates to small-size soil sample reducing mechanism.
Background
In recent years, the national attention on the environmental quality of soil and underground water is increasing day by day, the pretreatment of soil samples is an important prerequisite for scientific and accurate analysis results, and the process mainly comprises two steps of physical treatment (including air drying, crushing, grinding, sieving, sample separation and the like) and chemical treatment (including acidification and decomposition, microwave digestion, vibration leaching and the like).
At the present stage, the physical treatment of the soil sample is mainly carried out by a manual method, so that the uniformity of the sample after manual pretreatment is insufficient, the output rate of an effective sample is low (less than 50%), a system error is large, the generation amount of solid waste is large, and meanwhile, the problems of low efficiency, serious dust pollution, great harm to human bodies and the like exist when the manual method is used for carrying out the sample pretreatment. Therefore, the automation level of the physical soil treatment process is insufficient, the requirements of high-quality and high-efficiency sample pretreatment cannot be met, and the problem needs to be solved urgently.
The prior art situation is as follows: currently, physical treatment of soil samples mainly involves two methods, manual and mechanical.
(1) The human engineering method comprises the following steps: low cost and simple process. But the sample uniformity is not enough, the output rate of effective samples is low, and the problems of low efficiency, serious dust pollution, great harm to human bodies and the like exist.
(2) Mechanical method: the method mainly comprises two modes of crushing and grinding. The existing crushing method has high mechanization and automation degree. But the key parts are made of metal and are not suitable for analyzing metal samples; the grinding method has high technical maturity, but needs to carry out pretreatment on an input sample, has high requirements and has insufficient applicability.
Chinese patent 201721427346.5 provides a soil sample fine crushing device, which comprises an apparatus main body, wherein a housing is arranged on one side above the apparatus main body, a fixing block piece is arranged on one side of the housing, the fixing block piece is fixed on one side above the apparatus main body through a fixing nut, a crushing shaft is installed on the central part of one end of the housing, a crank is fixed on one end of the crushing shaft, a soil sample inlet is arranged below the fixing block piece, a soil sample placing groove is arranged on one side of the soil sample inlet, a filter screen is arranged above the soil sample placing groove, a brush placing groove is arranged on one side of the apparatus main body, a finished product receiving box is arranged on the front wall of the apparatus main body, and a groove is arranged on the central part of the front wall of the finished product receiving box; the crushing shaft in the patent is made of stainless steel, so that the crushing shaft is not suitable for analyzing a metal sample, the automation level of the device is insufficient, and the working efficiency is low; chinese patent 201510925885.0 provides a soil sample crushing device, which comprises a flat box body, wherein a sieve plate with sieve holes is arranged at the top of the flat box body, a drawer is arranged in the flat box body below the sieve plate, an enclosure plate extends upwards around the sieve plate, sliding grooves are formed in the inner surfaces of the front side wall and the rear side wall of the enclosure plate, a main longitudinal rod extending forwards and backwards is arranged above the sieve plate in a spanning manner, pulleys matched with the sliding grooves are arranged at the front end and the rear end of the main longitudinal rod, an auxiliary longitudinal rod capable of sliding forwards and backwards along the main longitudinal rod is arranged on one side of the main longitudinal rod in parallel, and a plurality of shifting rods which are spaced are vertically arranged below the main longitudinal rod and the auxiliary longitudinal rod; a rolling rod parallel to the main longitudinal rod is arranged above the left end of the sieve plate, two ends of the rolling rod are rotatably connected to the front side wall and the rear side wall of the enclosure plate, a helical blade is arranged on the rolling rod, a side flip cover is hinged to the top of the left end of the enclosure plate, an upper flip cover is hinged to the top of the rear side wall of the enclosure plate on the right side of the rolling rod, and a sieve plate slot positioned above the sieve plate is arranged at the right end of the enclosure plate; the grinding rod in the patent is made of metal materials, is not suitable for analyzing metal samples, and the equipment is semi-automatic and low in working efficiency. Therefore, a soil sample crushing device for a small laboratory, which is high in automation degree and high in applicability, is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a small-size soil sample reducing mechanism, the purpose is just in order to solve among the prior art automatic, the not enough scheduling problem of suitability of soil sample preliminary treatment method.
The technical scheme of the utility model is that: a small soil sample crushing device comprises a sample tank, a sample tank cover, a cutter, a motor, a protective cover and a rack, wherein the sample tank cover is detachably arranged at the top of the sample tank, an inclined discharge opening is formed in the front side of the sample tank, a discharge cover matched with the discharge opening is arranged in the front side of the sample tank cover, and the rear end of the discharge cover is hinged with the sample tank cover; a filter plate is arranged in the discharge opening, a slotted hole matched with the filter plate is formed in the sample tank cover, the filter plate is connected with the slotted hole in a sliding and sealing mode, and a handle is arranged at the top of the filter plate;
the motor is fixedly arranged at the bottom of the sample tank, a transmission shaft of the motor penetrates through the bottom shell of the sample tank and is fixedly connected with the cutter, and the cutter comprises an upper blade and a lower blade which are respectively a first blade and a second blade which are coaxially and alternately arranged; the protection casing suit is in the motor outside and its top and sample groove fixed connection, the frame erects in the protection casing left and right sides and rotates through pivot and protection casing to be connected.
Preferably, the sample tank and the sample tank cover are both made of stainless steel, and polytetrafluoroethylene coatings are arranged on the inner walls of the sample tank and the sample tank cover.
Preferably, the sample groove and the sample groove cover are both made of ceramic materials.
Preferably, the filter plate is made of nylon.
Preferably, the sample tank cover is provided with a viewing port.
Preferably, the first blade and the second blade have the same structure, and both ends of the first blade and the second blade are provided with blades tilted towards one side; the first blade and the second blade are arranged in a cross shape, and blades of the first blade and the second blade are arranged oppositely.
Preferably, the cutter is made of stainless steel and the surface of the cutter is provided with a polytetrafluoroethylene coating.
Preferably, the cutter is made of ceramic materials.
Compared with the prior art, the utility model, have following advantage:
(1) the device uses a mechanical method to replace the traditional manual mode, and can realize the automation of the soil crushing process;
(2) the device is a miniaturized soil sample crushing device and is suitable for laboratory soil detection operation;
(3) the device is used for pretreating the soil sample, so that the operation steps are effectively reduced, and the pretreatment time is saved; the device adopts a fully-closed crushing mode, so that the condition of dust pollution is avoided;
(4) the device does not cause metal pollution to the soil sample in the crushing process, and meets the detection requirements of subsequent metal projects;
(5) the cutter in the device not only effectively improves the crushing efficiency, but also ensures that the crushed soil sample has high uniformity, and greatly improves the yield of effective samples;
(6) the sample tank cover of the device is provided with an observation port for observing the broken condition of the sample, and the device helps an operator to observe the broken condition inside the device in real time during operation, so that the follow-up operation is facilitated.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the cutter;
FIG. 3 is a front view of the tool;
FIG. 4 is a schematic view of the working state of the present invention;
fig. 5 is a schematic diagram of the toppling state of the present invention.
In the figure: 1. sample cell, 101, discharge opening, 2, sample cell lid, 201, viewing aperture, 3, discharge lid, 4, filter, 401, handle, 5, cutter, 501, first blade, 502, second blade, 503, wing of a knife, 6, motor, 7, protection casing, 8, frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1, the small soil sample crushing device comprises a sample tank 1, a sample tank cover 2, a cutter 5, a motor 6, a protective cover 7 and a frame 8, wherein the sample tank cover 2 is detachably mounted at the top of the sample tank 1, an inclined discharge opening 101 is formed in the front side of the sample tank 1, a discharge cover 3 matched with the discharge opening 101 is arranged in the front side of the sample tank cover 2, and the rear end of the discharge cover 3 is hinged to the sample tank cover 2; a filter plate 4 is arranged in the discharge opening 101, a slotted hole matched with the filter plate 4 is formed in the sample slot cover 2, the filter plate 4 is connected with the slotted hole in a sliding and sealing mode, and a handle 401 is arranged at the top of the filter plate 4;
the motor 6 is fixedly arranged at the bottom of the sample tank 1, a transmission shaft of the motor penetrates through a bottom shell of the sample tank 1 and is fixedly connected with the cutter 5, and the cutter 5 comprises an upper blade and a lower blade which are respectively a first blade 501 and a second blade 502 which are coaxially and alternately arranged; the protection casing 7 suit is in the motor 6 outside and its top and sample groove 1 fixed connection, and frame 8 erects in the protection casing 7 left and right sides and rotates with protection casing 7 through the pivot and be connected.
When in use, referring to fig. 4, firstly, a soil sample is loaded into the sample tank 1, the sample tank cover 2 is covered and fixed by a buckle, then the discharge cover 3 is covered to avoid dust pollution during crushing, and the filter plate 4 is pushed downwards to be sent into the discharge opening 101 of the sample tank 1; starting the motor 6, and driving the cutter 5 to finely crush the soil sample by the motor 6; turning off the motor 6 after running for a specified time and standing for a period of time to settle the dust in the sample tank 1; referring to fig. 5, the discharging cover 3 is opened and the sample tank 1 is turned forward to pour out the powdered soil sample, and the soil sample with larger particles is blocked in the sample tank 1 by the filter plate 4; finally, the filter plate 4 is upwards pumped to discharge invalid large-particle soil samples.
The device uses a mechanical method to replace the traditional manual mode, and can realize the automation of the soil crushing process; the device is a miniaturized soil sample crushing device and is suitable for laboratory soil detection operation; the device is used for pretreating the soil sample, so that the operation steps are effectively reduced, and the pretreatment time is saved; this device adopts totally-enclosed kibbling mode, has avoided appearing dust pollution's the condition.
Example two
Referring to fig. 1, the small soil sample crushing device comprises a sample tank 1, a sample tank cover 2, a cutter 5, a motor 6, a protective cover 7 and a frame 8, wherein the sample tank cover 2 is detachably mounted at the top of the sample tank 1, an inclined discharge opening 101 is formed in the front side of the sample tank 1, a discharge cover 3 matched with the discharge opening 101 is arranged in the front side of the sample tank cover 2, and the rear end of the discharge cover 3 is hinged to the sample tank cover 2; a filter plate 4 is arranged in the discharge opening 101, a slotted hole matched with the filter plate 4 is formed in the sample slot cover 2, the filter plate 4 is connected with the slotted hole in a sliding and sealing mode, and a handle 401 is arranged at the top of the filter plate 4;
the motor 6 is fixedly arranged at the bottom of the sample tank 1, a transmission shaft of the motor penetrates through a bottom shell of the sample tank 1 and is fixedly connected with the cutter 5, and the cutter 5 comprises an upper blade and a lower blade which are respectively a first blade 501 and a second blade 502 which are coaxially and alternately arranged; the protection casing 7 suit is in the motor 6 outside and its top and sample groove 1 fixed connection, and frame 8 erects in the protection casing 7 left and right sides and rotates with protection casing 7 through the pivot and be connected.
In addition, in this embodiment, the material of the device is optimized on the basis of the first embodiment, which specifically includes: in the embodiment, the sample tank 1 and the sample tank cover 2 are both made of stainless steel materials, and polytetrafluoroethylene coatings are arranged on the inner walls of the sample tank 1 and the sample tank cover; the cutting tool 5 in this embodiment is also of stainless steel and has a teflon coating on its surface.
Polytetrafluoroethylene has good chemical stability, corrosion resistance, leakproofness, high lubrication non-stick, electrical insulation and good ageing resistance, and this device adopts polytetrafluoroethylene to avoid soil sample contact metal product as isolated coating.
In the using process, after a plurality of samples are respectively treated by manual treatment and the crushing device, the maximum relative deviation of the metal elements (mercury, arsenic, copper, lead and the like) is 2.13 percent by comparison analysis.
The device can not cause metal pollution to the soil sample in the crushing process, and meets the detection requirements of subsequent metal projects.
EXAMPLE III
Referring to fig. 1, the small soil sample crushing device comprises a sample tank 1, a sample tank cover 2, a cutter 5, a motor 6, a protective cover 7 and a frame 8, wherein the sample tank cover 2 is detachably mounted at the top of the sample tank 1, an inclined discharge opening 101 is formed in the front side of the sample tank 1, a discharge cover 3 matched with the discharge opening 101 is arranged in the front side of the sample tank cover 2, and the rear end of the discharge cover 3 is hinged to the sample tank cover 2; a filter plate 4 is arranged in the discharge opening 101, a slotted hole matched with the filter plate 4 is formed in the sample slot cover 2, the filter plate 4 is connected with the slotted hole in a sliding and sealing mode, and a handle 401 is arranged at the top of the filter plate 4;
more specifically, the sample tank 1, the sample tank cover 2 and the cutter 5 in this embodiment are made of ceramic materials, and the filter plate 4 is made of nylon materials.
The motor 6 is fixedly arranged at the bottom of the sample tank 1, a transmission shaft of the motor penetrates through a bottom shell of the sample tank 1 and is fixedly connected with the cutter 5, and the cutter 5 comprises an upper blade and a lower blade which are respectively a first blade 501 and a second blade 502 which are coaxially and alternately arranged; the protection casing 7 suit is in the motor 6 outside and its top and sample groove 1 fixed connection, and frame 8 erects in the protection casing 7 left and right sides and rotates with protection casing 7 through the pivot and be connected.
The difference between the present embodiment and the second embodiment is that the material of the device specifically includes: in the embodiment, the sample tank 1, the sample tank cover 2 and the cutter 5 are all made of ceramic materials, and the filter plate 4 is made of nylon materials; the device fundamentally avoids the contact between the soil sample and the metal in the crushing process, and meets the detection requirements of subsequent metal projects.
Example four
Referring to fig. 1, the small soil sample crushing device comprises a sample tank 1, a sample tank cover 2, a cutter 5, a motor 6, a protective cover 7 and a frame 8, wherein the sample tank cover 2 is detachably mounted at the top of the sample tank 1, an inclined discharge opening 101 is formed in the front side of the sample tank 1, a discharge cover 3 matched with the discharge opening 101 is arranged in the front side of the sample tank cover 2, and the rear end of the discharge cover 3 is hinged to the sample tank cover 2; a filter plate 4 is arranged in the discharge opening 101, a slotted hole matched with the filter plate 4 is formed in the sample slot cover 2, the filter plate 4 is connected with the slotted hole in a sliding and sealing mode, and a handle 401 is arranged at the top of the filter plate 4;
the motor 6 is fixedly arranged at the bottom of the sample tank 1, a transmission shaft of the motor penetrates through a bottom shell of the sample tank 1 and is fixedly connected with the cutter 5, and the cutter 5 comprises an upper blade and a lower blade which are respectively a first blade 501 and a second blade 502 which are coaxially and alternately arranged; the protection casing 7 suit is in the motor 6 outside and its top and sample groove 1 fixed connection, and frame 8 erects in the protection casing 7 left and right sides and rotates with protection casing 7 through the pivot and be connected.
When in use, referring to fig. 4, firstly, a soil sample is loaded into the sample tank 1, the sample tank cover 2 is covered and fixed by a buckle, then the discharge cover 3 is covered to avoid dust pollution during crushing, and the filter plate 4 is pushed downwards to be sent into the discharge opening 101 of the sample tank 1; starting the motor 6, and driving the cutter 5 to finely crush the soil sample by the motor 6; turning off the motor 6 after running for a specified time and standing for a period of time to settle the dust in the sample tank 1; referring to fig. 5, the discharging cover 3 is opened and the sample tank 1 is turned forward to pour out the powdered soil sample, and the soil sample with larger particles is blocked in the sample tank 1 by the filter plate 4; finally, the filter plate 4 is upwards pumped to discharge invalid large-particle soil samples.
In this embodiment, the structure of the cutting tool 5 is optimized on the basis of the first embodiment, specifically: referring to fig. 2-3, the first blade 501 and the second blade 502 have the same structure, and both ends of the first blade and the second blade are provided with blades 503 tilted to one side; the first blade 501 and the second blade 502 are arranged in a cross shape, and the blades 503 of the two blades are arranged opposite to each other.
When the cutter 5 in the embodiment is adopted for crushing, the longest time for crushing a single soil sample is 1.5min, and the working efficiency is obviously improved; cutter 5 in this embodiment has not only promoted crushing efficiency effectively, and the soil sample degree of consistency after smashing is high moreover, has promoted the output rate of effective sample greatly.
EXAMPLE five
Referring to fig. 1, the small soil sample crushing device comprises a sample tank 1, a sample tank cover 2, a cutter 5, a motor 6, a protective cover 7 and a frame 8, wherein the sample tank cover 2 is detachably mounted at the top of the sample tank 1, an inclined discharge opening 101 is formed in the front side of the sample tank 1, a discharge cover 3 matched with the discharge opening 101 is arranged in the front side of the sample tank cover 2, and the rear end of the discharge cover 3 is hinged to the sample tank cover 2; a filter plate 4 is arranged in the discharge opening 101, a slotted hole matched with the filter plate 4 is formed in the sample slot cover 2, the filter plate 4 is connected with the slotted hole in a sliding and sealing mode, and a handle 401 is arranged at the top of the filter plate 4; the sample tank cover 2 is provided with an observation port 201 for observing the sample breakage.
The motor 6 is fixedly arranged at the bottom of the sample tank 1, a transmission shaft of the motor penetrates through a bottom shell of the sample tank 1 and is fixedly connected with the cutter 5, and the cutter 5 comprises an upper blade and a lower blade which are respectively a first blade 501 and a second blade 502 which are coaxially and alternately arranged; referring to fig. 2-3, the first blade 501 and the second blade 502 have the same structure, and both ends of the first blade and the second blade are provided with blades 503 tilted to one side; the first blade 501 and the second blade 502 are arranged in a cross shape, and the blades 503 of the two blades are arranged opposite to each other. The protection casing 7 suit is in the motor 6 outside and its top and sample groove 1 fixed connection, and frame 8 erects in the protection casing 7 left and right sides and rotates with protection casing 7 through the pivot and be connected.
When in use, referring to fig. 4, firstly, a soil sample is loaded into the sample tank 1, the sample tank cover 2 is covered and fixed by a buckle, then the discharge cover 3 is covered to avoid dust pollution during crushing, and the filter plate 4 is pushed downwards to be sent into the discharge opening 101 of the sample tank 1; starting the motor 6, and driving the cutter 5 to finely crush the soil sample by the motor 6; turning off the motor 6 after running for a specified time and standing for a period of time to settle the dust in the sample tank 1; referring to fig. 5, the discharging cover 3 is opened and the sample tank 1 is turned forward to pour out the powdered soil sample, and the soil sample with larger particles is blocked in the sample tank 1 by the filter plate 4; finally, the filter plate 4 is upwards pumped to discharge invalid large-particle soil samples.
The present embodiment is different from the fourth embodiment in that: the sample tank cover 2 of the embodiment is provided with an observation port 201 for observing the sample crushing condition, which helps the operator to observe the crushing condition inside the device in real time, thereby facilitating the subsequent operation.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the spirit of the present invention, and the changed contents still belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a small-size soil sample reducing mechanism which characterized in that: the sample tank cover is detachably mounted at the top of the sample tank, an inclined discharge opening is formed in the front side of the sample tank, a discharge cover matched with the discharge opening is arranged in the front side of the sample tank cover, and the rear end of the discharge cover is hinged to the sample tank cover; a filter plate is arranged in the discharge opening, a slotted hole matched with the filter plate is formed in the sample tank cover, the filter plate is connected with the slotted hole in a sliding and sealing mode, and a handle is arranged at the top of the filter plate;
the motor is fixedly arranged at the bottom of the sample tank, a transmission shaft of the motor penetrates through the bottom shell of the sample tank and is fixedly connected with the cutter, and the cutter comprises an upper blade and a lower blade which are respectively a first blade and a second blade which are coaxially and alternately arranged; the protection casing suit is in the motor outside and its top and sample groove fixed connection, the frame erects in the protection casing left and right sides and rotates through pivot and protection casing to be connected.
2. A small soil sample comminution device as in claim 1 wherein: the sample tank and the sample tank cover are both made of stainless steel materials, and polytetrafluoroethylene coatings are arranged on the inner walls of the sample tank and the sample tank cover.
3. A small soil sample comminution device as in claim 1 wherein: the sample groove and the sample groove cover are made of ceramic materials.
4. A small soil sample comminution device as in claim 1 wherein: the filter is the nylon material.
5. A small soil sample comminution device as in claim 1 wherein: and the sample tank cover is provided with an observation port.
6. A small soil sample size reduction device as defined in claim 1, wherein: the first blade and the second blade are identical in structure, and both ends of the first blade and the second blade are provided with blades turned up towards one side; the first blade and the second blade are arranged in a cross shape, and blades of the first blade and the second blade are arranged oppositely.
7. A small soil sample comminution device as claimed in claim 1 or claim 6 in which: the cutter is made of stainless steel and a polytetrafluoroethylene coating is arranged on the surface of the cutter.
8. A small soil sample comminution device as claimed in claim 1 or claim 6 in which: the cutter is made of ceramic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123147408.6U CN216459252U (en) | 2021-12-15 | 2021-12-15 | Small-size soil sample reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123147408.6U CN216459252U (en) | 2021-12-15 | 2021-12-15 | Small-size soil sample reducing mechanism |
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| Publication Number | Publication Date |
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| CN216459252U true CN216459252U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123147408.6U Active CN216459252U (en) | 2021-12-15 | 2021-12-15 | Small-size soil sample reducing mechanism |
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| CN (1) | CN216459252U (en) |
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2021
- 2021-12-15 CN CN202123147408.6U patent/CN216459252U/en active Active
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