CN112958279A - Sample crushing and screening device for soil detection - Google Patents
Sample crushing and screening device for soil detection Download PDFInfo
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- CN112958279A CN112958279A CN202110117447.7A CN202110117447A CN112958279A CN 112958279 A CN112958279 A CN 112958279A CN 202110117447 A CN202110117447 A CN 202110117447A CN 112958279 A CN112958279 A CN 112958279A
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- screening
- chamber
- fixedly connected
- screening chamber
- soil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24V—COLLECTION, PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR
- F24V40/00—Production or use of heat resulting from internal friction of moving fluids or from friction between fluids and moving bodies
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a sample crushing and screening device for soil detection, which comprises a screening box, wherein a screening chamber is arranged in the screening box, the inner top of the screening chamber is communicated with the outside through a feeding hole, the upper end of the screening box is provided with a feeding hopper matched with the feeding hole, the inner bottom of the screening chamber is communicated with the outside through a discharging hole, and a screening net is horizontally arranged in the screening chamber; the transmission mechanism comprises a supporting plate fixedly connected with one side of the screening box, and a motor is installed at the upper end of the supporting plate. This equipment is when screening soil, not only can be so that the screen cloth shakes from top to bottom, can also be to the space heating more than the screen cloth in the screening chamber, and two puddlers of cooperation rotate for the soil of adhesion on the stone drops more easily, makes the screening effect better.
Description
Technical Field
The invention relates to the field of soil detection, in particular to a sample crushing and screening device for soil detection.
Background
Soil detection means determining environment quality and change trend thereof by measuring representative values of factors influencing soil environment quality, and during soil detection, firstly crushing collected soil samples, crushing blocky soil, screening crushed soil, and screening stones and some fine metals contained in the soil so as not to influence detection results;
traditional screening mode generally screens many times through several screening nets, but this kind of screening mode is when the screening, the screening net often is immobile, make the effect of screening poor, and soil self contains moisture, so can the adhesion on the stone, the soil that has moisture simultaneously blocks up the screening net easily, influence the filterability of screening net, soil still can the adhesion on the stone after grinding down, traditional screening mode can't handle the soil of adhesion on the stone, after the screening is accomplished, still have a large amount of soil and stone and stay together on the screening net, can not be fine screen soil, therefore we need design a soil testing and grind sieving mechanism with the sample and solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a sample crushing and screening device for soil detection.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sample crushing and screening device for soil detection comprises a screening box, wherein a screening chamber is arranged in the screening box, the inner top of the screening chamber is communicated with the outside through a feeding hole, the upper end of the screening box is provided with a feeding hopper matched with the feeding hole, the inner bottom of the screening chamber is communicated with the outside through a discharging hole, and a screening net is horizontally arranged in the screening chamber; the transmission mechanism comprises a supporting plate fixedly connected with one side of the screening chamber, a motor is installed at the upper end of the supporting plate, a transmission cavity is arranged in the screening chamber and is located between the motor and the screening chamber, a first rotating rod and a second rotating rod are horizontally arranged in the screening chamber and are located below the second rotating rod, one end, away from the motor, of the first rotating rod is rotatably connected with the inner wall of the screening chamber, one end, close to the motor, of the first rotating rod extends into the transmission cavity and is sleeved with a first transmission wheel, the tail end of an output shaft of the motor extends into the transmission cavity and is fixedly connected with the first rotating rod, two shaking cavities are arranged in the screening chamber and are respectively located at the left side and the right side of the screening chamber, two ends of the second rotating rod extend into corresponding shaking cavities respectively and are rotatably connected with the inner wall of the corresponding shaking cavities, a second driving wheel is sleeved on the part, located in the right shaking cavity, of the second rotating rod, and the first driving wheel is in transmission connection with the second driving wheel through a transmission belt; two shake mechanisms, two shake mechanisms set up the both sides at the screening room respectively, shake mechanism establishes the incomplete gear on the second bull stick including the cover, the shake intracavity is equipped with the connecting block that is used for reciprocating, the shake chamber leads to groove and screening room intercommunication through the direction, one side that the connecting block is close to the screening room run through the direction lead to the groove and with one side fixed connection of screening net, the upper end fixedly connected with cooperation incomplete gear rack of connecting block, the lower extreme of connecting block passes through reset spring and the interior bottom elastic connection in shake chamber, the interior bottom fixed connection guide bar in shake chamber, the guide bar run through the connecting block and with connecting block sliding connection.
Preferably, still including the mechanism that generates heat, the mechanism that generates heat establishes the second friction sleeve on the second bull stick including fixed cover, be equipped with heat conduction sleeve in the screening chamber, heat conduction sleeve is through the interior top fixed connection of two connecting rods and screening chamber, second friction sleeve is located heat conduction sleeve's inboard, heat conduction sleeve's inboard fixedly connected with cooperation second friction telescopic first friction sleeve.
Preferably, still include rabbling mechanism, rabbling mechanism includes fixed connection at the threaded rod of screening net upper end, heat conduction sleeve's lower extreme is equipped with and is used for the pivoted stirring post, the thread groove of cooperation threaded rod is seted up to the lower extreme of stirring post, two puddlers of fixedly connected with on the stirring post.
Preferably, a part of the first rotating rod, which is positioned in the screening chamber, is fixedly connected with a plurality of magnetic rods.
Preferably, the inner bottom of the screening chamber is concave.
Preferably, two installation boxes are arranged in the screening chamber, the opposite ends of the two installation boxes are respectively and fixedly connected with corresponding connecting rods, the lower ends of the two installation boxes are respectively connected with the heat conducting sleeve, air exchange cavities are respectively formed in the two installation boxes, magnetic pistons used for sliding up and down are respectively arranged in the two air exchange cavities, the upper ends of the two magnetic pistons are respectively and elastically connected with the inner tops of the corresponding air exchange cavities through return springs, the two air exchange cavities are respectively communicated with the outside through air inlet pipes, the utility model discloses a screening room, including screening room, annular hollow plate, gas exchange cavity, check valve, puddler, two the equal looks repulsion of puddler and two magnetic pistons is equipped with the annular hollow plate of interior top fixedly connected with of screening room, a plurality of gas vents have been seted up to the lower extreme of annular hollow plate, two the gas exchange cavity is respectively through two outlet ducts and the hollow plate intercommunication of annular, two all install the check valve in outlet duct and the two inlet ducts, two the puddler all has magnetism, two the puddler is repelled.
Compared with the prior art, the invention has the beneficial effects that:
1. the motor is started, the motor drives the first rotating rod to rotate, the first rotating rod drives the second rotating rod to rotate through transmission between the first transmission wheel and the second transmission wheel, an incomplete gear is taken as an example, when the second rotating rod rotates, the incomplete gear can be driven to rotate, the incomplete gear is meshed with the rack to drive the rack to move upwards, and then the screening net is driven to move upwards, when the incomplete gear is not meshed with the rack, the rack is immediately moved backwards under the elastic force of a return spring, the screening net can shake for a while under the action of inertia after moving backwards, when the incomplete gear rotates to be meshed with the rack, the previous process is repeated, the reciprocating is carried out in such a way, the screening net is in a continuous shaking state, soil is quickly shaken off, and the situation that the screening net is blocked by the soil is avoided.
2. Still can drive second friction sleeve and the friction of first friction sleeve when the second bull stick rotates, first friction sleeve and the friction of second friction sleeve produce the heat, through heat conduction sleeve with heat transfer to the screening chamber indoor, heat the soil on the screen net, cooperate the shake of screening net for the soil of adhesion on the stone drops more easily, has improved the effect of screening.
3. The in-process of shaking about on the screen cloth still can drive threaded rod above that and reciprocate because threaded rod and thread groove are threaded connection, reciprocating of threaded rod can drive corotation and the reversal of stirring post, and then drives two puddlers on the stirring post and rotate, stirs soil, and soil is better and the contact of heat conduction sleeve for heat conduction sleeve's heating effect is better.
4. When two puddlers rotate, be located two magnetic piston under when the puddler, make two magnetic piston shift up, inhale the intracavity of taking a breath with external air, because the chamber of taking a breath and heat conduction muffjoint, so can heat the air of the intracavity of taking a breath, when the puddler is not located magnetic piston under, magnetic piston receives the rebound spring elasticity rebound, the air screening room in the intracavity of taking a breath, increased the air flow in the screening room, the temperature in the screening room risees fast, heat soil, soil viscosity after the heating is relatively poor, be trembled very easily and fall, improve the efficiency of screening.
Drawings
FIG. 1 is a schematic structural diagram of a sample crushing and screening device for soil detection according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B of FIG. 1;
FIG. 4 is a schematic view of an incomplete gear and rack meshing structure;
FIG. 5 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 6 is an enlarged schematic view of the structure at C of fig. 5.
In the figure: 1 screening box, 2 screening chambers, 3 motors, 4 first rotating rods, 5 magnetic rods, 6 transmission cavities, 7 first transmission wheels, 8 transmission belts, 9 second transmission wheels, 10 shaking cavities, 11 second rotating rods, 12 incomplete gears, 13 racks, 14 heat conduction sleeves, 15 first friction sleeves, 16 second friction sleeves, 17 feed hoppers, 18 feed inlets, 19 screening nets, 20 discharge outlets, 21 return springs, 22 connecting blocks, 23 guide bars, 24 stirring columns, 25 thread grooves, 26 stirring rods, 27 threaded rods, 28 connecting rods, 29 mounting boxes, 30 air exchange cavities, 31 magnetic pistons, 32 return springs, 33 air inlet pipes and 34 air outlet pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a sample crushing and screening device for soil detection comprises a screening box 1, wherein a plurality of support rods are fixedly connected to the lower end of the screening box 1, a screening chamber 2 is arranged in the screening box 1, the inner top of the screening chamber 2 is communicated with the outside through a feed inlet 18, a feed hopper 17 matched with the feed inlet 18 is installed at the upper end of the screening box 1, the lower end of the feed hopper 17 is communicated with the feed inlet 18, the feed hopper 17 facilitates soil to better enter the screening chamber 2, the inner bottom of the screening chamber 2 is communicated with the outside through a discharge outlet 20, the inner bottom of the screening chamber 2 is concave, soil can conveniently fall from the discharge outlet 20, a collecting device is required to be placed below the discharge outlet 20 during use, a screening net 19 is horizontally arranged in the screening chamber 2, a plurality of magnetic rods 5 are fixedly connected to the part of a first rotating rod 4 in the screening chamber 2, and the magnetic rods 5 are used for magnetic substances (such as iron nails, scrap iron and the like) are adsorbed, and when the magnetic screen is actually used, a sliding door is arranged at the front side of the screening box 1, so that workers can clean the substances on the magnetic rod 5 conveniently;
the transmission mechanism comprises a support plate fixedly connected with one side of the screening box 1, a motor 3 is installed at the upper end of the support plate, a transmission cavity 6 is arranged in the screening box 1, the transmission cavity 6 is positioned between the motor 3 and the screening chamber 2, a first rotating rod 4 and a second rotating rod 11 are horizontally arranged in the screening chamber 2, the first rotating rod 4 is positioned below the second rotating rod 11, one end of the first rotating rod 4, far away from the motor 3, is rotatably connected with the inner wall of the screening chamber 2, one end of the first rotating rod 4, close to the motor 3, extends into the transmission cavity 6 and is sleeved with a first transmission wheel 7, the tail end of an output shaft of the motor 3 extends into the transmission cavity 6 and is fixedly connected with the first rotating rod 4, the motor 3 drives the first rotating rod 4 to rotate, two shaking cavities 10 are arranged in the screening box 1, the two shaking cavities 10 are respectively positioned at the left side and the right side of the screening chamber 2, two ends of the second, the second rotating rod 11 is rotatably connected with the inner wall of the corresponding shaking cavity 10, a second driving wheel 9 is sleeved on the part, located in the right shaking cavity 10, of the second rotating rod 11, the first driving wheel 7 is in transmission connection with the second driving wheel 9 through a transmission belt 8, the first rotating rod 4 drives the first driving wheel 7 to rotate, the first driving wheel 7 drives the second driving wheel 9 to rotate through the transmission belt 8, and the second driving wheel 9 drives the second rotating rod 11 to rotate;
two shaking mechanisms which are respectively arranged at two sides of the screening chamber 2 and comprise an incomplete gear 12 sleeved on the second rotating rod 11, a connecting block 22 used for moving up and down is arranged in the shaking chamber 10, the shaking chamber 10 is communicated with the screening chamber 2 through a guide through groove, two soft films are arranged at the notch of the guide through groove, two ends of the upper soft film are respectively fixedly connected with the inner top of the guide through groove and the upper end of the screening net 19, two ends of the lower soft film are respectively fixedly connected with the lower end of the screening net 19 and the inner bottom of the guide through groove to prevent soil from entering the shaking chamber 10, one side of the connecting block 22 close to the screening chamber 2 penetrates through the guide through groove and is fixedly connected with one side of the screening net 19, the upper end of the connecting block 22 is fixedly connected with a rack 13 matched with the incomplete gear 12, the incomplete gear 12 can be intermittently meshed with the rack 13 when rotating, when the incomplete gear 12 is meshed, the rack 13 is driven to move upwards, when the incomplete gear 12 is not meshed with the rack 13, the rack 13 moves back through the return spring 21, the lower end of the connecting block 22 is elastically connected with the inner bottom of the shaking cavity 10 through the return spring 21, the inner bottom of the shaking cavity 10 is fixedly connected with the guide strip 23, the guide strip 23 penetrates through the connecting block 22 and is in sliding connection with the connecting block 22, and the guide strip 23 plays a role in guiding the movement of the connecting block 22;
the heat-conducting screening device further comprises a heating mechanism, the heating mechanism comprises a second friction sleeve 16 fixedly sleeved on the second rotating rod 11, a heat-conducting sleeve 14 is arranged in the screening chamber 2, the heat-conducting sleeve 14 is made of a heat-conducting material and can quickly absorb heat generated by the two friction sleeves, the heat-conducting sleeve 14 is fixedly connected with the inner top of the screening chamber 2 through two connecting rods 28, the second friction sleeve 16 is located on the inner side of the heat-conducting sleeve 14, a first friction sleeve 15 matched with the second friction sleeve 16 is fixedly connected to the inner side of the heat-conducting sleeve 14, and heat can be generated when the first friction sleeve 15 is in friction with the second friction sleeve 16;
the soil-stirring device is characterized by further comprising a stirring mechanism, wherein the stirring mechanism comprises a threaded rod 27 fixedly connected to the upper end of the screening net 19, the lower end of the heat-conducting sleeve 14 is provided with a stirring column 24 used for rotating, the lower end of the stirring column 24 is provided with a threaded groove 25 matched with the threaded rod 27, the threaded rod 27 is in threaded connection with the threaded groove 25, the up-and-down movement of the threaded rod 27 drives the stirring column 24 to rotate, the stirring column 24 is fixedly connected with two stirring rods 26, and the two stirring rods 26 stir the soil on the screening net 19, so that the soil is heated more;
the device is erected on the ground through two supporting columns, a collecting box (not shown) for collecting soil is placed below a discharge port 20 before use, when the device is used, ground soil is placed into a screening chamber 2 from a feed hopper 17, then a motor 3 is started, the motor 3 drives a first rotating rod 4 to rotate, the rotation of the first rotating rod 4 drives a plurality of magnetic rods 5 on the first rotating rod to rotate, the soil passes through a screening net 19 and then passes through the plurality of magnetic rods 5, the plurality of magnetic rods 5 adsorb magnetic substances in the soil, the detection result of the soil is prevented from being influenced by the substances, and the magnetic first rotating rod 4 drives a second rotating rod 11 to rotate through transmission between a first transmission wheel 7 and a second transmission wheel 9;
taking an incomplete gear 12 as an example, when the second rotating rod 11 rotates, the incomplete gear 12 is driven to rotate, the incomplete gear 12 is meshed with the rack 13 to drive the rack 13 to move upwards, and further drive the screening net 19 to move upwards (at the moment, the return spring 21 is in a stretching state), when the incomplete gear 12 is not meshed with the rack 13, the rack 13 is immediately moved back under the elastic force of the return spring 21, the elastic coefficient of the return spring 21 is large, the soil weight on the screening net 19 can be supported, when the incomplete gear 12 rotates to be meshed with the rack 13, the previous process is repeated, the reciprocating is carried out in such a way, so that the screening net 19 is in a continuous shaking state, and the situation that the screening net 19 is blocked by soil is avoided;
when the second rotating rod 11 rotates, the second friction sleeve 16 and the first friction sleeve 15 are driven to rub, heat is generated by the friction between the first friction sleeve 15 and the second friction sleeve 16, the heat is transferred into the screening chamber 2 through the heat conducting sleeve 14, soil on the screening net 19 is heated, and the shaking of the screening net 19 is matched, so that the soil adhered to stones is easier to drop, and the screening effect is improved;
in the process of shaking up and down the screen mesh 19, the threaded rod 27 on the screen mesh can be driven to move up and down, and because the threaded rod 27 is in threaded connection with the threaded groove 25, the up-and-down movement of the threaded rod 27 can drive the forward rotation and the reverse rotation of the stirring column 24, so that the two stirring rods 26 on the stirring column 24 are driven to rotate, soil is stirred, the soil is better contacted with the heat-conducting sleeve 14, and the heating effect of the heat-conducting sleeve 14 is better.
Example 2
Referring to fig. 5 to 6, the difference between the present embodiment and embodiment 1 is that two installation boxes 29 are disposed in the screening chamber 2, opposite ends of the two installation boxes 29 are respectively and fixedly connected to corresponding connecting rods 28, lower ends of the two installation boxes 29 are both connected to the heat conducting sleeve 14, air exchanging cavities 30 are disposed in the two installation boxes 29, magnetic pistons 31 for sliding up and down are disposed in the two air exchanging cavities 30, upper ends of the two magnetic pistons 31 are elastically connected to inner tops of the corresponding air exchanging cavities 30 through return springs 32, the two air exchanging cavities 30 are both communicated with the outside through air inlet pipes 33, an annular hollow plate is fixedly connected to an inner top of the screening chamber 2, a plurality of air outlets are disposed at a lower end of the annular hollow plate, the two air exchanging cavities 30 are respectively communicated with the annular hollow plate through two air outlet pipes 34, one-way valves are disposed in the two air outlet pipes 34 and the two air, the one-way valve is convenient for control the one-way flow of gas, and two puddlers 26 all have magnetism, and two puddlers 26 all repel each other with two magnetic piston 31 adjacent surfaces, when two puddlers 26 were located two magnetic piston 31 under, make two magnetic piston 31 shift up, when two puddler 26 positions and two magnetic piston 31's below, two magnetic piston 31 received the elasticity that moves back spring 32 and moved back.
When the two stirring rods 26 rotate, the two magnetic pistons 31 can be intermittently positioned under the two magnetic pistons 31, because the adjacent surfaces of the magnetic pistons 31 and the stirring rods 26 repel each other, the two magnetic pistons 31 can move upwards, outside air is sucked into the air exchange cavity 30 through the air inlet pipe 33, because the air exchange cavity 30 is connected with the heat conduction sleeve 14, the air in the air exchange cavity 30 can be heated, when the stirring rods 26 are not positioned under the magnetic pistons 31, the magnetic pistons 31 are moved back by the elastic force of the return springs 32, the air in the air exchange cavity 30 is extruded into the annular hollow plate through the air outlet pipe 34 and then enters the screening chamber 2, the air flow in the screening chamber 2 is increased, the temperature in the screening chamber 2 is rapidly increased, the soil is heated, the heated soil moisture evaporates, the viscosity is poor, the stone is not easy to adhere to the stone, and when the screening net 19 shakes, the soil is easy to shake off, and the screening of the soil is completed, so that the screening effect is better.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a soil testing pulverizes sieving mechanism with sample, its characterized in that includes:
the screening box (1), a screening chamber (2) is arranged in the screening box (1), the inner top of the screening chamber (2) is communicated with the outside through a feeding hole (18), a feeding hopper (17) matched with the feeding hole (18) is installed at the upper end of the screening box (1), the inner bottom of the screening chamber (2) is communicated with the outside through a discharging hole (20), and a screening net (19) is horizontally arranged in the screening chamber (2);
drive mechanism, drive mechanism includes the backup pad of fixed connection screening case (1) one side, motor (3) are installed to the upper end of backup pad, be equipped with transmission chamber (6) in screening case (1), transmission chamber (6) are located between motor (3) and screening chamber (2), screening chamber (2) interior level is equipped with first bull stick (4) and second bull stick (11), first bull stick (4) are located the below of second bull stick (11), the one end that motor (3) were kept away from in first bull stick (4) is connected with the inner wall rotation of screening chamber (2), the one end that first bull stick (4) are close to motor (3) extends to in transmission chamber (6) and overlaps and is equipped with first transmission wheel (7), the output shaft end of motor (3) extends to in transmission chamber (6) to with first bull stick shake 4) fixed connection, be equipped with two chambeies (10) in the screening case (1), the two shaking cavities (10) are respectively positioned at the left side and the right side of the screening chamber (2), two ends of the second rotating rod (11) respectively extend into the corresponding shaking cavities (10) and are rotatably connected with the inner walls of the corresponding shaking cavities (10), a second driving wheel (9) is sleeved on the part, positioned in the right shaking cavity (10), of the second rotating rod (11), and the first driving wheel (7) is in transmission connection with the second driving wheel (9) through a driving belt (8);
two shaking mechanisms which are respectively arranged at two sides of the screening chamber (2) and comprise an incomplete gear (12) sleeved on the second rotating rod (11), a connecting block (22) used for moving up and down is arranged in the shaking cavity (10), the shaking cavity (10) is communicated with the screening chamber (2) through a guide through groove, one side of the connecting block (22) close to the screening chamber (2) penetrates through the guide through groove and is fixedly connected with one side of the screening net (19), the upper end of the connecting block (22) is fixedly connected with a rack (13) matched with the incomplete gear (12), the lower end of the connecting block (22) is elastically connected with the inner bottom of the shaking cavity (10) through a return spring (21), the inner bottom of the shaking cavity (10) is fixedly connected with a guide strip (23), and the guide strip (23) penetrates through the connecting block (22) and is in sliding connection with the connecting block (22).
2. The sample crushing and screening device for soil detection according to claim 1, further comprising a heating mechanism, wherein the heating mechanism comprises a second friction sleeve (16) fixedly sleeved on the second rotating rod (11), a heat conducting sleeve (14) is arranged in the screening chamber (2), the heat conducting sleeve (14) is fixedly connected with the inner top of the screening chamber (2) through two connecting rods (28), the second friction sleeve (16) is positioned on the inner side of the heat conducting sleeve (14), and a first friction sleeve (15) matched with the second friction sleeve (16) is fixedly connected on the inner side of the heat conducting sleeve (14).
3. The sample crushing and screening device for soil detection as claimed in claim 2, further comprising a stirring mechanism, wherein the stirring mechanism comprises a threaded rod (27) fixedly connected to the upper end of the screening net (19), the lower end of the heat conducting sleeve (14) is provided with a stirring column (24) for rotation, the lower end of the stirring column (24) is provided with a threaded groove (25) matched with the threaded rod (27), and two stirring rods (26) are fixedly connected to the stirring column (24).
4. A soil samples crushing and screening apparatus according to claim 1, wherein a plurality of magnetic rods (5) are fixedly connected to the portion of said first rotary rod (4) located in the screening chamber (2).
5. A soil samples crushing and screening apparatus according to claim 1, wherein the inner bottom of said screening chamber (2) is concave.
6. The sample crushing and screening device for soil detection according to claim 1, wherein two installation boxes (29) are arranged in the screening chamber (2), opposite ends of the two installation boxes (29) are respectively and fixedly connected with corresponding connecting rods (28), lower ends of the two installation boxes (29) are respectively connected with the heat conducting sleeve (14), air exchange cavities (30) are respectively formed in the two installation boxes (29), magnetic pistons (31) used for sliding up and down are respectively arranged in the two air exchange cavities (30), upper ends of the two magnetic pistons (31) are respectively and elastically connected with inner tops of the corresponding air exchange cavities (30) through a return spring (32), the two air exchange cavities (30) are respectively communicated with the outside through an air inlet pipe (33), an annular hollow plate is fixedly connected with the inner tops of the screening chamber (2), and a plurality of air outlets are formed in the lower ends of the annular hollow plate, the two air exchange cavities (30) are communicated with the annular hollow plate through two air outlet pipes (34), one-way valves are respectively arranged in the two air outlet pipes (34) and the two air inlet pipes (33), the two stirring rods (26) are magnetic, and the adjacent surfaces of the two stirring rods (26) and the two magnetic pistons (31) are repulsive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110117447.7A CN112958279A (en) | 2021-01-28 | 2021-01-28 | Sample crushing and screening device for soil detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110117447.7A CN112958279A (en) | 2021-01-28 | 2021-01-28 | Sample crushing and screening device for soil detection |
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| Publication Number | Publication Date |
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| CN112958279A true CN112958279A (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110117447.7A Withdrawn CN112958279A (en) | 2021-01-28 | 2021-01-28 | Sample crushing and screening device for soil detection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226041A (en) * | 2021-10-11 | 2022-03-25 | 北部湾大学 | Soil heavy metal prosthetic devices |
| CN116499835A (en) * | 2023-06-19 | 2023-07-28 | 北京建工环境修复股份有限公司 | Automatic sample pressing device of soil heavy metal instrument |
| CN117085810A (en) * | 2023-09-05 | 2023-11-21 | 国环高科(北京)环保科技有限公司 | Full-automatic soil grinding, drying and screening system |
-
2021
- 2021-01-28 CN CN202110117447.7A patent/CN112958279A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114226041A (en) * | 2021-10-11 | 2022-03-25 | 北部湾大学 | Soil heavy metal prosthetic devices |
| CN116499835A (en) * | 2023-06-19 | 2023-07-28 | 北京建工环境修复股份有限公司 | Automatic sample pressing device of soil heavy metal instrument |
| CN116499835B (en) * | 2023-06-19 | 2023-09-01 | 北京建工环境修复股份有限公司 | Automatic sample pressing device of soil heavy metal instrument |
| CN117085810A (en) * | 2023-09-05 | 2023-11-21 | 国环高科(北京)环保科技有限公司 | Full-automatic soil grinding, drying and screening system |
| CN117085810B (en) * | 2023-09-05 | 2024-02-09 | 国环高科(北京)环保科技有限公司 | Full-automatic soil grinding, drying and screening system |
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