CN212237592U - Laboratory soil pretreatment sealing box - Google Patents
Laboratory soil pretreatment sealing box Download PDFInfo
- Publication number
- CN212237592U CN212237592U CN202020416612.XU CN202020416612U CN212237592U CN 212237592 U CN212237592 U CN 212237592U CN 202020416612 U CN202020416612 U CN 202020416612U CN 212237592 U CN212237592 U CN 212237592U
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- box body
- circular
- screen frame
- gas
- crushing cavity
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Abstract
The utility model discloses a laboratory soil pretreatment closed box, which comprises a box body, a crushing device, a screening device, a collecting bottle and a gas circulating device, wherein the crushing device comprises a circular crushing cavity fixed on the upper part of the rear side wall of the box body, and a planetary crushing mechanism arranged in the circular crushing cavity, wherein the upper end of the circular crushing cavity is provided with a feed inlet penetrating through the top of the box body, the lower end of the circular crushing cavity is provided with a discharge outlet, an upper switch plate and a lower switch plate are respectively arranged in the feed inlet and the discharge outlet, the screening device comprises a screen frame positioned below the discharge outlet, the screen frame is connected with a positive and negative rotating motor fixed in the middle of the rear side wall of the box body through a rotating shaft, the gas circulation device is connected with a gas inlet and a gas outlet which are arranged on the side surface of the box body to form a gas circulation closed loop. In a word, the utility model is suitable for a big batch soil preliminary treatment and advantages such as processing procedure green.
Description
Technical Field
The utility model belongs to the technical field of belong to soil detection, concretely relates to laboratory soil pretreatment seals case.
Background
Soil is not only a constituent element of natural environment, but also the most important natural resource for agricultural production. With the rapid development of urban and industrial processes, soil is polluted due to the overflow of organic pollutants, the leakage of storage containers or the leakage of landfill sites and even the residue of organic pesticides,
before organic pollutants in soil are detected and soil pollution is treated, the soil needs to be ground. At present, the commonly used soil grinding method is manual soil grinding, namely, an experimenter manually sorts out impurities from collected soil samples, or after manually sorting out the impurities by a sieve, the soil samples are ground by a grinding rod.
Therefore, at present, most of machines are adopted to replace manual grinding, but the grinding effect is still less ideal, and because the adopted instruments are mostly in a semi-open state, fine powder is easily carried with organic pollutants to fly upward during grinding, so that the detection result is easily influenced, the experimental environment is also polluted, and the harm is caused to the health of experimenters. Even if the powder flying phenomenon during the grinding process is suppressed by means of capping or the like, the powder may be contaminated when opened.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists above, the utility model provides a laboratory soil pretreatment seals case.
The technical scheme of the utility model is that: the utility model provides a laboratory soil pretreatment seal box, the power distribution box comprises a box body, breaker, screening plant, receiving flask and gas circulation device, breaker is including fixing the circular broken cavity on box rear side wall upper portion, and set up the broken mechanism of planet inside circular broken cavity, the upper end of circular broken cavity is equipped with the feed inlet that runs through the box top, the lower extreme is equipped with the discharge gate, be equipped with switch board and under-opening plate in feed inlet and the discharge gate respectively, screening plant is including the reel that is located the discharge gate below, the reel links to each other with the positive reverse motor of fixing at box rear side wall middle part through the pivot, be used for driving the reel and control the swing, the receiving flask can be dismantled with the discharge opening that sets up at the bottom half and be connected, gas circulation device links to each other with air inlet and the gas outlet that sets up.
Furthermore, the planetary crushing mechanism comprises a driving motor fixed at the central position of the circular crushing cavity, a central shaft is connected to an output shaft of the driving motor, 3 arm rods are arranged on the central shaft along the radial direction, blades are arranged on the arm rods, so that the soil containing block masses can be crushed conveniently, a grinding hammer in contact with the side wall of the circular crushing cavity is arranged at the far end of each arm rod, and the crushed soil is crushed through the grinding hammer.
Furthermore, go up the switch board and the lower switch board is the arc that agrees with circular broken cavity radian, goes up the switch board and all inserts from last arc wall, the lower arc wall of setting on the lateral wall behind the box with the lower switch board for accomplish the concatenation with circular broken cavity and form sealed chamber.
Furthermore, sealing rubber strips are arranged in the upper arc-shaped groove and the lower arc-shaped groove.
Further, gas circulation device includes the forced draught blower that links to each other with the air inlet, and the air exhauster that links to each other with the gas outlet to and connect the purifying box between forced draught blower and air exhauster, and the purifying box includes filter chamber and purification chamber, and the filter chamber intussuseption is filled with the polyurethane foam that is used for intercepting the dust, is equipped with the active carbon filter column of a plurality of series connections in the purification chamber.
Further, the reel includes that to enclose the fender with pivot fixed connection, fixes and encloses the circular sieve board of fender bottom to and set up the annular plate in circular sieve board periphery.
Furthermore, an upper baffle plate higher than the screen frame is arranged on one inner side wall of the box body, and a lower baffle plate lower than the screen frame is arranged on the other inner side wall of the box body and used for limiting the activity range of the screen frame.
Further, the discharge opening is connected with the bottom of the screen frame through a cloth bag.
The working method of the utility model is as follows:
the method comprises the following steps that firstly, a lower switch plate is inserted into a lower arc-shaped groove to block a discharge hole, then soil containing lumps is poured into a circular crushing cavity from a feed hole, meanwhile, an upper switch plate is inserted into an upper arc-shaped groove to block the feed hole, a driving motor is started to drive a rotating shaft to rotate, soil is crushed by a blade on an arm rod, and then the soil is ground into fine powder on the side wall of the circular crushing cavity by a grinding hammer;
secondly, pulling out the lower switch plate backwards along the lower arc-shaped groove, exposing a discharge hole, enabling fine powder to fall onto the circular sieve plate, starting a forward and reverse rotating motor to drive the circular sieve plate to swing left and right, wherein an annular plate at the periphery of the circular sieve plate can touch an upper baffle plate or a lower baffle plate during swinging, so that the moving range is limited, fine materials swing left and right along with the circular sieve plate under the enclosure of the enclosure to complete screening, screened soil samples fall into a collecting bottle from a cloth bag, an exhaust fan and an air feeder are turned on in the whole process, air in the box body is pumped, then the air passes through polyurethane foam in a filter cavity to intercept dust, then passes through an active carbon filter column in a purification cavity to adsorb organic pollution gas, and finally is conveyed back to the closed box body to form circularly flowing air; and finally, disassembling the collecting bottle to finish the soil pretreatment.
The utility model has the advantages that: the utility model discloses be equipped with breaker in the box, the arm pole that just has the blade through the rotation is to containing lump soil breakage in advance, then adopts the terminal grinding hammer of arm pole to grind soil on circular broken cavity inner wall and become the thin material, falls into the reel at last, sways through positive and negative motor drive reel and carries out the thin material screening, and the soil sample that finally obtains collects through the sack and falls into in the receiving flask. In addition, be in inside confined state in whole processing procedure, prevent that soil flying powder from splashing to carry out inside air current circulation through gas circulating device, increased polyurethane foam in gas circulating device and adsorbed the dust, the active carbon filter column adsorbs organic polluted gas, prevents the polluted environment, and because inside circulation air current can also play the effect dry to soil, takes away unnecessary moisture. In a word, the utility model is suitable for a big batch soil preliminary treatment and advantages such as processing procedure green.
Drawings
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic perspective view of the screen frame of the present invention;
fig. 4 is a schematic structural diagram of the planetary crushing mechanism of the present invention.
Wherein, 1-box body, 2-crushing device, 3-screening device, 4-collecting bottle, 5-gas circulating device, 6-round crushing cavity, 7-planet crushing mechanism, 8-feeding inlet, 9-discharging outlet, 10-upper switch plate, 11-lower switch plate, 12-screen frame, 13-rotating shaft, 14-positive and negative rotating motor, 15-discharging outlet, 16-air inlet, 17-air outlet, 18-driving motor, 19-central shaft, 20-arm rod, 21-blade, 22-grinding hammer, 23-upper arc groove, 24-lower arc groove, 25-air feeder, 26-exhaust fan, 27-purifying box, 28-filtering cavity, 29-purifying cavity, 30-polyurethane foam, 31-activated carbon filter column, 32-circular sieve plate, 33-enclosure, 34-annular plate, 35-upper baffle, 36-lower baffle and 37-cloth bag.
Detailed Description
As shown in fig. 1 and 2, a laboratory soil pretreatment closed box comprises a box body 1, a crushing device 2, a screening device 3, a collecting bottle 4 and a gas circulation device 5, wherein the crushing device 2 comprises a circular crushing cavity 6 fixed on the upper portion of the rear side wall of the box body 1 and a planetary crushing mechanism 7 arranged inside the circular crushing cavity 6, as shown in fig. 4, the planetary crushing mechanism 7 comprises a driving motor 18 fixed at the center of the circular crushing cavity 6, a central shaft 19 is connected to an output shaft of the driving motor 18, 3 arm rods 20 are arranged on the central shaft 19 along the radial direction, blades 21 are arranged on the arm rods 20 to facilitate crushing of soil containing lumps, a grinding hammer 22 in contact with the side wall of the circular crushing cavity 6 is arranged at the far end of each arm rod 20, and the crushed soil is crushed by the grinding hammer 22. The upper end of circular broken cavity 6 is equipped with feed inlet 8 that runs through 1 top of box, the lower extreme is equipped with discharge gate 9, be equipped with switch board 10 and lower switch board 11 in feed inlet 8 and the discharge gate 9 respectively, as shown in fig. 2, it is the arc that agrees with 6 radians of circular broken cavity to go up switch board 10 and lower switch board 11, it all inserts from last arc 23, lower arc 24 that sets up on the lateral wall behind box 1 to go up switch board 10 and lower switch board 11 for accomplish the concatenation with circular broken cavity 6 and form sealed chamber. Sealing rubber strips are arranged in the upper arc-shaped groove 23 and the lower arc-shaped groove 24.
As shown in fig. 1 and 2, the screening device 3 comprises a screen frame 12 located below the discharge port 9, and as shown in fig. 3, the screen frame 12 comprises a surrounding barrier 33 fixedly connected with the rotating shaft 13, a circular screen plate 32 fixed at the bottom of the surrounding barrier 33, and an annular plate 34 arranged on the periphery of the circular screen plate 32. The screen frame 12 is connected with a forward and backward rotation motor 14 fixed in the middle of the rear side wall of the box body 1 through a rotating shaft 13 for driving the screen frame 12 to swing left and right, as shown in fig. 1, an upper baffle 35 higher than the screen frame 12 is arranged on one inner side wall of the box body 1, and a lower baffle 36 lower than the screen frame 12 is arranged on the other inner side wall for limiting the range of motion of the screen frame 12. The collecting bottle 4 is detachably connected with a discharge opening 15 arranged at the bottom of the box body 1, as shown in figures 1 and 2, and the discharge opening 15 is connected with the bottom of the screen frame 12 through a cloth bag 37.
As shown in fig. 1, the gas circulation device 5 is connected with a gas inlet 16 and a gas outlet 17 arranged on the side surface of the box body 1 to form a gas flow circulation closed loop. The gas circulation device 5 comprises a blower 25 connected with the gas inlet 16, an exhaust fan 26 connected with the gas outlet 17, and a purification box 27 connected between the blower 25 and the exhaust fan 26, wherein the purification box 27 comprises a filter cavity 28 and a purification cavity 29, polyurethane foam 30 for intercepting dust is filled in the filter cavity 28, and a plurality of activated carbon filter columns 31 connected in series are arranged in the purification cavity 29.
The working method of the embodiment comprises the following steps:
firstly, inserting a lower switch plate 11 into a lower arc-shaped groove 24 to block a discharge hole 9, then pouring soil containing lumps into a circular crushing cavity 6 from a feed hole 8, simultaneously inserting an upper switch plate 10 into an upper arc-shaped groove 23 to block the feed hole 8, starting a driving motor 18 to drive a rotating shaft 13 to rotate, crushing the soil by using a blade 21 on an arm rod 20, and grinding the soil on the side wall of the circular crushing cavity 6 into fine powder by using a grinding hammer 22;
secondly, pulling out the lower switch plate 11 backwards along the lower arc-shaped groove 24, exposing the discharge hole 9, dropping fine powder onto the circular sieve plate 32, starting the forward and reverse rotation motor 14 to drive the circular sieve plate 32 to swing left and right, wherein the annular plate 34 at the periphery of the circular sieve plate 32 can touch the upper baffle 35 or the lower baffle 36 during the swinging, so as to limit the moving range, fine materials swing left and right along with the circular sieve plate 32 under the enclosure of the enclosure 33 to complete the sieving, a sieved soil sample falls into the collection bottle 4 from the cloth bag 37, an exhaust fan 26 and a blower 25 are turned on in the whole process, air in the box body 1 is pumped and then firstly passes through polyurethane foam 533 in the filter cavity 28 to intercept dust, then passes through an active carbon filter column 31 in the purification cavity 29 to adsorb organic pollution gas, and finally is conveyed back to the closed box body 1 to form a circularly flowing air flow; finally, the collecting bottle 4 is disassembled to finish the soil pretreatment.
Claims (8)
1. The laboratory soil pretreatment closed box is characterized by comprising a box body (1), a crushing device (2), a screening device (3), a collecting bottle (4) and a gas circulating device (5), wherein the crushing device (2) comprises a circular crushing cavity (6) fixed on the upper portion of the rear side wall of the box body (1) and a planetary crushing mechanism (7) arranged inside the circular crushing cavity (6), the upper end of the circular crushing cavity (6) is provided with a feed inlet (8) penetrating through the top of the box body (1), the lower end of the circular crushing cavity is provided with a discharge outlet (9), an upper switch plate (10) and a lower switch plate (11) are respectively arranged in the feed inlet (8) and the discharge outlet (9), the screening device (3) comprises a screen frame (12) positioned below the discharge outlet (9), and the screen frame (12) is connected with a forward and reverse rotating motor (14) fixed in the middle of the rear side wall of the box body (1) through a rotating shaft (, the gas circulation device is used for driving the screen frame (12) to swing left and right, the collecting bottle (4) is detachably connected with a discharge opening (15) formed in the bottom of the box body (1), and the gas circulation device (5) is connected with a gas inlet (16) and a gas outlet (17) formed in the side face of the box body (1) to form a gas flow circulation closed loop.
2. A laboratory soil pretreatment closed box according to claim 1, characterized in that the planetary crushing mechanism (7) comprises a driving motor (18) fixed at the center of the circular crushing cavity (6), a central shaft (19) is connected to the output shaft of the driving motor (18), 3 arms (20) are radially arranged on the central shaft (19), blades (21) are arranged on the arms (20), and the far end of the arms (20) is provided with a grinding hammer (22) contacting with the side wall of the circular crushing cavity (6).
3. The laboratory soil pretreatment closed box according to claim 1, characterized in that the upper switch plate (10) and the lower switch plate (11) are both arc plates matched with the circular crushing cavity (6) in radian, and the upper switch plate (10) and the lower switch plate (11) are inserted from an upper arc groove (23) and a lower arc groove (24) arranged on the rear side wall of the box body (1) and are used for being spliced with the circular crushing cavity (6) to form a sealed cavity.
4. The laboratory soil pretreatment closed box according to claim 3, wherein a sealing rubber strip is arranged in the upper arc-shaped groove (23) and the lower arc-shaped groove (24).
5. A laboratory soil pretreatment enclosure according to claim 1, wherein said gas circulation device (5) comprises a blower (25) connected to said gas inlet (16), a blower (26) connected to said gas outlet (17), and a purification box (27) connected between said blower (25) and said blower (26), said purification box (27) comprising a filter chamber (28) and a purification chamber (29), said filter chamber (28) being filled with a polyurethane foam (30) for intercepting dust, said purification chamber (29) being provided with a plurality of activated carbon filter columns (31) connected in series therein.
6. A laboratory soil pretreatment closing box according to claim 1, characterized in that said screen frame (12) comprises a surrounding barrier (33) fixedly connected with said rotating shaft (13), a circular screen plate (32) fixed at the bottom of said surrounding barrier (33), and a ring-shaped plate (34) arranged at the periphery of said circular screen plate (32).
7. The laboratory soil pretreatment closed box according to claim 1, wherein an upper baffle (35) higher than the screen frame (12) is provided on one inner side wall of the box body (1), and a lower baffle (36) lower than the screen frame (12) is provided on the other inner side wall, for limiting the range of motion of the screen frame (12).
8. A laboratory soil preparation closed box according to claim 1, characterized in that said discharge opening (15) is connected to the bottom of said screen frame (12) by a cloth bag (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020416612.XU CN212237592U (en) | 2020-03-27 | 2020-03-27 | Laboratory soil pretreatment sealing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020416612.XU CN212237592U (en) | 2020-03-27 | 2020-03-27 | Laboratory soil pretreatment sealing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212237592U true CN212237592U (en) | 2020-12-29 |
Family
ID=73986511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020416612.XU Expired - Fee Related CN212237592U (en) | 2020-03-27 | 2020-03-27 | Laboratory soil pretreatment sealing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212237592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116651585A (en) * | 2023-07-26 | 2023-08-29 | 山东伟达伟乐健康产业有限公司 | Probiotics solid powder grinds machine |
-
2020
- 2020-03-27 CN CN202020416612.XU patent/CN212237592U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116651585A (en) * | 2023-07-26 | 2023-08-29 | 山东伟达伟乐健康产业有限公司 | Probiotics solid powder grinds machine |
| CN116651585B (en) * | 2023-07-26 | 2023-09-22 | 山东伟达伟乐健康产业有限公司 | Probiotics solid powder grinds machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |