CN115193710B - Device and method for producing radiation-proof mortar by using tungsten tailing sand - Google Patents
Device and method for producing radiation-proof mortar by using tungsten tailing sand Download PDFInfo
- Publication number
- CN115193710B CN115193710B CN202210795347.4A CN202210795347A CN115193710B CN 115193710 B CN115193710 B CN 115193710B CN 202210795347 A CN202210795347 A CN 202210795347A CN 115193710 B CN115193710 B CN 115193710B
- Authority
- CN
- China
- Prior art keywords
- tungsten
- frame
- screening
- tungsten tailings
- machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims description 111
- 229910052721 tungsten Inorganic materials 0.000 title claims description 111
- 239000010937 tungsten Substances 0.000 title claims description 111
- 239000004576 sand Substances 0.000 title claims description 40
- 239000004570 mortar (masonry) Substances 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000012216 screening Methods 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims description 21
- 230000005855 radiation Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 239000002585 base Substances 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 239000003469 silicate cement Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003471 anti-radiation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
-
- 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
- B07B1/286—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens with excentric shafts
-
- 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
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The device comprises a frame, a jaw crusher is mounted at the top of the frame, a screening box is mounted below the frame, a vibrating mechanism is arranged below the screening box and comprises a base, a support column is mounted at the top of the base, a limiting plate is sleeved on the support column, a sleeve is inserted at the top of the support column, the top of the sleeve is connected with the bottom end of the screening box, a spring is sleeved inside the sleeve, a driving motor is mounted on one side of the base through a retainer, a shaft lever is mounted at the output end of the driving motor, an eccentric wheel is sleeved on the shaft lever, and the output end of the driving motor is in transmission connection with the shaft lever through a coupling.
Description
Technical Field
The disclosure belongs to the technical field of mechanical equipment, and in particular relates to a device and a method for producing radiation-proof mortar by using tungsten tailing sand.
Background
Tungsten tailing sand is used as solid waste and is mainly stored in a tailing pond or backfilled into a mine, so that resource waste is caused, and the tungsten tailing sand occupies land, pollutes the environment and endangers human health. However, the tungsten tailings contain part of heavy metals such as tungsten, molybdenum, bismuth and iron, and the heavy metals have high atomic number, high density and good capability of shielding x-rays, so that the tungsten tailings have high commercial value in secondary processing and recycling.
Based on the above, the present inventors found that the following problems exist: the existing screening device is simple in screening process when screening tungsten tailings, and tungsten tailings cannot be optimally and selectively screened according to different grades and qualities in the screening process.
Accordingly, in view of the above, the present invention has been made in view of the above problems and has been made in view of the above problems, and it is an object of the present invention to provide a device for producing radiation-proof mortar using tungsten tailings, which has a more practical value.
Disclosure of Invention
Some embodiments of the present disclosure provide a device for producing radiation protection mortar by using tungsten tailings, which comprises a frame, jaw crusher is installed at the top of frame, just screening box is installed to the below of frame, screening box's below is equipped with vibration mechanism, vibration mechanism includes the base, the support column is installed at the top of base, the cover is equipped with the limiting plate on the support column, just the sleeve is installed to the top of support column inserts, telescopic top is connected with screening box's bottom, just telescopic inside cover is equipped with the spring, driving motor is installed through the holder to one side of base, and the axostylus axostyle is installed to driving motor's output, the cover is equipped with the eccentric wheel on the axostylus axostyle, just driving motor's output passes through the shaft coupling and constitutes transmission with the axostylus axostyle and is connected.
In some embodiments, a main inclined screen is mounted between the inner walls of the top ends of the screening boxes through fixing pieces, a main conveying frame is mounted on the outer wall of one side of the screening boxes, the bottom ends of the main inclined screen are leveled with the edges of the main conveying frame, and a dragon machine is mounted on one side of the main conveying frame and used for receiving tungsten tailing sand collected by the main conveying frame.
The apparatus for producing radiation protection mortar by using tungsten tailings as claimed in claim, wherein: the bottom end of the dragon machine is provided with a fixing frame, the inside of the fixing frame is sleeved with a servo motor, the inside of the dragon machine is provided with a screw conveying frame through a bearing seat, the output end of the servo motor penetrates through the bottom end of the dragon machine, and form transmission connection through shaft coupling and screw conveyor frame, the opening has been seted up to the outside one side in top of flood dragon machine, just the conveying frame is installed to the open-ended outer wall, flood dragon machine be used for with tungsten tailings sand that main carriage collected is conveyed to broken machine in jaw.
In some embodiments, a plurality of auxiliary inclined screens are sequentially installed below the main inclined screen, a plurality of auxiliary conveying frames are installed on the outer wall of the screening box, the bottom ends of the auxiliary inclined screens are respectively leveled with the edges of the auxiliary conveying frames, and the apertures of the main inclined screen and the auxiliary inclined screens, which are sequentially arranged from top to bottom, gradually decrease.
In some embodiments, a conveyor belt mechanism is mounted on one side of each secondary carriage by a fixing member, and a winnowing box is arranged at one end of the conveyor belt mechanism.
In some embodiments, the variable frequency winnowing machine is embedded to be installed on one side of the surface of the winnowing box, and the discharging groove is formed in the position, on the surface of the winnowing box, of the symmetry plane of the variable frequency winnowing machine.
In some embodiments, an inclined collector is also installed below the plurality of auxiliary inclined screens, and a collecting and conveying frame is installed on the outer wall of the screening box, and the bottom end of the inclined collector is level with the edge of the inclined collector.
In some embodiments, a conveyor belt mechanism is mounted on one side of the collecting and conveying frame through a fixing piece, and a winnowing box is arranged at one end of the conveyor belt mechanism.
Some embodiments of the present disclosure provide a method for producing radiation protection mortar using tungsten tailings, using the apparatus of the previous embodiments, the method comprising:
crushing tungsten tailings;
screening the crushed tungsten tailings according to different particle sizes;
and separating the screened tungsten tailing sand into tungsten tailing sand in a first density range and tungsten tailing sand in a second density range.
In some embodiments, the method further comprises:
tungsten tailings in a first density range, tungsten tailings in a second density range, heavy crystal stone sand, silicate cement, alkali-resistant fibers and additives are mixed according to the following proportion (1.5-1.8): (0.5-0.9): (1.4-2.0): 1: (0.001-0.003): (0.003-0.006) and uniformly mixing and stirring.
Compared with the related art, the scheme of the embodiment of the disclosure has at least the following beneficial effects:
through driving motor cooperation axostylus axostyle and eccentric wheel use, can provide vibration screening's power source for the screening case, conveniently carry out vibration screening to the inside tungsten tailings sand of screening case, and use through main slope screen cloth and vice slope screen cloth, can carry out the screening to the tungsten tailings sand of different granule sizes, and carry out secondary wind direction screening in carrying out the pneumatic separation case through main carriage and vice carriage effectively, help carrying out wind direction screening to the material of different densities in the tungsten tailings sand, realize screening high density and low density article in the tungsten tailings sand, finally carry out the secondary transportation through the design of dragon machine and carry out the broken crushing of breaking of jaw again with the great tungsten tailings sand after tight jaw crusher, improve the screening quality and the efficiency of tungsten tailings sand, this kind of device whole novel in design, simple structure is worth extensively using widely.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art that the drawings in the following description are merely examples of the disclosure and that other drawings may be derived from them without undue effort. In the drawings:
fig. 1 is a schematic perspective view of an apparatus for producing radiation protection mortar using tungsten tailings according to the present disclosure.
Fig. 2 is a schematic diagram of the installation of a screening box and a dragon machine of the device for producing radiation protection mortar by using tungsten tailings.
Fig. 3 is a schematic diagram of the internal structure of a dragon machine of the device for producing radiation-proof mortar by using tungsten tailings.
Fig. 4 is a schematic diagram of the internal structure of a screening box of an apparatus for producing radiation protection mortar using tungsten tailings.
Fig. 5 is a schematic perspective view of a fan box of an apparatus for producing radiation protection mortar using tungsten tailings.
Fig. 6 is a schematic top view of a screening box of an apparatus for producing radiation protection mortar using tungsten tailings of the present disclosure.
1. A frame; 2. a screening box; 3. an auxiliary conveying rack; 4. a main carriage; 5. a dragon machine; 6. variable frequency winnowing machine; 7. a discharge chute; 8. jaw crusher; 9. a base; 10. a driving motor; 11. a winnowing box; 201. a spring; 202. a sleeve; 203. a support column; 401. a main inclined screen; 402. a secondary inclined screen; 403 tilting the collector; 501. a servo motor; 502. a fixing frame; 503. a screw conveyor rack; 504. a conveying frame; 1001. a shaft lever; 1002. an eccentric wheel.
Detailed Description
For the purpose of promoting an understanding of the principles and advantages of the disclosure, reference will now be made in detail to the drawings, in which it is apparent that the embodiments described are only some, but not all embodiments of the disclosure. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
The terminology used in the embodiments of the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure of embodiments and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be understood that although the terms first, second, third, etc. may be used in embodiments of the present disclosure, these should not be limited to these terms. These terms are only used to distinguish one from another. For example, a first may also be referred to as a second, and similarly, a second may also be referred to as a first, without departing from the scope of embodiments of the present disclosure.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or apparatus. Without further limitation, an element defined by the phrase "comprising" does not exclude the presence of other like elements in a commodity or device comprising such element.
Alternative embodiments of the present disclosure are described in detail below with reference to the drawings.
Some embodiments of the present disclosure provide an apparatus for producing radiation protection mortar using tungsten tailings, as shown in fig. 1 to 6, the apparatus for producing radiation protection mortar using tungsten tailings includes a frame 1, a jaw crusher 8 is mounted on the top of the frame 1, the jaw crusher 8 crushes tungsten tailings loaded therein, and crushing grain sizes are, for example, 0 to 2.50mm. And the screening box 2 is arranged below the frame 1, and the screening box 2 is used for screening the tungsten tailings which are treated by the jaw crusher 8 according to different particle sizes. The below of screening case 2 is equipped with vibration mechanism, vibration mechanism includes base 9, plays the supporting role, support column 203 is installed at the top of base 9, the cover is equipped with the limiting plate on the support column 203, just the top of support column 203 inserts and establishes and install sleeve 202, the top of sleeve 202 is connected with the bottom of screening case 2, just the inside cover of sleeve 202 is equipped with spring 201, driving motor 10 is installed through the holder to one side of base 9, and the axostylus axostyle 1001 is installed to driving motor 10's output, and axostylus axostyle 1001 is located between the support column 203, through the bearing frame installation, the cover is equipped with eccentric wheel 1002 on the axostylus axostyle 1001, just driving motor 10's output passes through the shaft coupling and constitutes transmission connection with axostylus axostyle 1001. The driving motor 10 can drive the shaft rod 1001 to rotate, and then drive the eccentric wheel 1002 to rotate, and the eccentric wheel 1002 can periodically jack up the screening box 2 in the rotation process, so that the screening box 2 vibrates in the up-down direction. The springs 201 in the sleeve 202 also facilitate the vibration of the screening box 2 in the up-down direction. So set up, screening case 2 can be with the tungsten tailings sand that will be processed through broken machine 8 in jaw according to different particle diameters screening.
In some embodiments, as shown in fig. 1 to 6, a main inclined screen 401 is mounted between the inner walls of the top end of the screening box 2 through a fixing member, a main conveying frame 4 is mounted on the outer wall of one side of the screening box 2, the bottom end of the main inclined screen 401 is leveled with the edge of the main conveying frame 4, and a screw conveyer 5 is mounted on one side of the main conveying frame 4. The dragon machine 5 is used for receiving tungsten tailings collected by the main conveying frame 4. The aperture of the main inclined screen 401 is, for example, 2.5mm, and after the tungsten tailings processed by the jaw crusher 8 enter the screening box 2, the tungsten tailings first fall onto the main inclined screen 401. Tungsten tailings with a particle size of 2.5mm or less can pass through the main inclined screen 401, and tungsten tailings with a particle size of more than 2.5mm can be intercepted by the main inclined screen 401. Tungsten tailings with a particle size of more than 2.5mm are transported by the main inclined screen 401 to the main conveyor frame 4 and by the main conveyor frame 4 to the dragon machine 5. The dragon machine 5 is used for conveying tungsten tailing sand with the grain diameter of more than 2.5mm to the jaw crusher 8 again for crushing again.
In some embodiments, as shown in fig. 1 to 6, a fixing frame 502 is installed at the bottom end of the dragon machine 5, a servo motor 501 is sleeved in the fixing frame 502, a screw conveying frame 503 is installed in the dragon machine 5 through a bearing seat, the output end of the servo motor 501 extends to the inside through the bottom end of the dragon machine 5 and is in transmission connection with the screw conveying frame 503 through a coupling, an opening is formed in one side of the outer portion of the top of the dragon machine 5, and a conveying frame 504 is installed on the outer wall of the opening. The dragon machine 5 can transfer tungsten tailings collected by the main conveying frame 4 to the jaw crusher 8. Specifically, the servo motor 501 drives the screw conveyor frame 503 to rotate, and the screw conveyor frame 503 conveys the tungsten tailings from the main conveyor frame 4 to the dragon machine 5 from bottom to top, and outputs the tungsten tailings to the jaw crusher 8 through the conveying frame 504 at the opening. Therefore, the tungsten tailing sand can be fully crushed, and the subsequent production of the radiation-proof mortar is facilitated.
In some embodiments, as shown in fig. 1 to 6, a plurality of secondary inclined screens 402 are installed under the main inclined screen 401 in sequence for radially screening tungsten tailings passing through the main inclined screen 401 according to different particle diameters. The main inclined screen 401 and the plurality of sub inclined screens 402 may be arranged in parallel or may be arranged in a crossing manner. Specifically, as shown in fig. 4 for example, the main inclined screen 401 extends obliquely between the front and rear inner surfaces of the screening box 2, for example, and the edge of the main inclined screen 401 at the rear inner surface of the screening box 2 is higher than the edge thereof at the front inner surface of the screening box 2. A first pair of inclined screens 402 adjacent to the main inclined screen 401 extend obliquely, for example, between the left and right inner surfaces of the screening box 2, and the edges of the first pair of inclined screens 402 at the right inner surface of the screening box 2 are higher than the edges thereof at the left inner surface of the screening box 2. A second secondary inclined screen 402 located below and immediately adjacent to the first secondary inclined screen 402 extends obliquely, for example, between the front and rear inner surfaces of the screening box 2, the edge of the second secondary inclined screen 402 at the front inner surface of the screening box 2 being higher than its edge at the screening box 2 or outer surface. A third pair of inclined screens 402 located below and immediately adjacent to the second pair of inclined screens 402 extend obliquely, for example, between the left and right inner surfaces of the screening box 2, the third pair of inclined screens 402 having a higher edge at the left inner surface of the screening box 2 than at the right inner surface of the screening box 2. The outer wall of the screening box 2 is provided with a plurality of auxiliary conveying frames 3, the bottom ends of the auxiliary inclined screens 402 are respectively leveled with the edges of the auxiliary conveying frames 3, and the apertures of the main inclined screens (401) and the auxiliary inclined screens 402, which are sequentially arranged from top to bottom, are gradually reduced. In some embodiments, the primary inclined screen (401) and the plurality of secondary inclined screens 402 are, for example, 2.5mm, 1.25mm, 0.64mm, 0.16mm in sequence. The tungsten tailings with the grain diameter of more than 1.25mm and less than or equal to 2.5mm are collected by the auxiliary conveying frame 3 corresponding to the first auxiliary inclined screen 402. The tungsten tailings with the grain diameter of more than 0.64mm and less than or equal to 1.25mm are collected by the auxiliary conveying frame 3 corresponding to the second auxiliary inclined screen 402. The tungsten tailings with the grain diameter of more than 0.16mm and less than or equal to 0.64mm are collected by the auxiliary conveying frame 3 corresponding to the third auxiliary inclined screen 402.
In some embodiments, an inclined collector 403 is also mounted below the plurality of secondary inclined screens 402 for collecting tungsten tailings passing through all of the secondary inclined screens 402, such as tungsten tailings having a particle size of 0.16mm or less. The outer wall of the screening box 2 is provided with a collecting and conveying frame, and the bottom end of the inclined collector 403 is leveled with the edge of the collecting and conveying frame.
In some embodiments, each secondary carriage 3 and one side of the collection carriage are fitted with a conveyor belt mechanism by means of a fixing element, and one end of said conveyor belt mechanism is provided with a winnowing box 11. The air separation box 11 is used to separate tungsten tailings passing therethrough into tungsten tailings of a first density range, such as high density tungsten tailings, and tungsten tailings of a second density range, such as low density tungsten tailings. The high-density tailing sand has good ray shielding capability, can be used as a main raw material of the radiation-proof mortar, and the low-density tailing sand can be used for adjusting the grain composition and the workability of the radiation-proof mortar.
In some embodiments, the variable frequency winnowing machine 6 is embedded and installed on one side of the surface of the winnowing box 11, and the discharging chute 7 is arranged on the surface of the winnowing box 11, where the symmetry plane of the variable frequency winnowing machine 6 is located. When the tungsten tailings pass through the air box 11, tungsten tailings of a first density range, such as high density tungsten tailings, are left in the air box 11, and tungsten tailings of a second density range, such as low density tungsten tailings, are blown out of the air box 11 through the discharge chute 7 under the influence of wind.
The specific operation of the apparatus for producing radiation protection mortar using tungsten tailings in the foregoing embodiment will be described below.
In some embodiments, before using the device, the whole integrity of the device is checked, after confirming that the device is correct, tungsten tailings to be crushed are poured into a jaw crusher 8, a servo motor 501 and a driving motor 10 in the device are started through an external power supply device, a shaft 1001 can be rotated in the starting process by the driving motor 10, an eccentric wheel 1002 is sleeved on a rotating shaft 1001, so that a vibration screening power source can be provided for a screening box 2 in the working process by the driving motor 10, an auxiliary inclined screen is arranged in the screening box 2, the aperture of the auxiliary inclined screen gradually decreases from top to bottom, tungsten tailings crushed by the jaw crusher can be screened by different particles, the tungsten tailings can be classified by different particle batches, meanwhile, the particles which are larger than the specification are screened by the main inclined screen 401, enter the cyclone 5 through a main conveying frame 4, are conveyed into the cyclone crusher 8 again through the spiral conveying frame 503 to perform secondary treatment, the tungsten tailings can be separated by different particle batches, and finally the tungsten tailings can reach the normal position of the cyclone separator, and the tungsten tailings can reach the normal position of the dust separator, and the dust separator is different from the dust collector, and the dust collector is separated by the dust collector, and the dust can be separated by the dust from the dust. .
Some embodiments of the present disclosure also provide a method for producing radiation protection mortar using tungsten tailings, using the apparatus of the previous embodiments, the method comprising the steps of:
s101: crushing tungsten tailings;
specifically, the tungsten tailings sand is conveyed into a jaw crusher to be crushed, the crushing grain diameter ranges from 0mm to 2.50mm, and the crushed tungsten tailings sand with the grain diameter higher than 2.50mm can be crushed for a plurality of times until the grain diameter is smaller than 2.50mm.
S103: screening the crushed tungsten tailings according to different particle sizes;
the crushed tungsten tailings sand is used for screening sand with different particle sizes by a screening box. The screen mesh in the vibrating screen has four specifications, for example, the mesh sizes are respectively 0.16mm,0.64mm,1.25mm and 2.50mm, and the tungsten tailings are divided according to different particle size ranges after vibrating screening. For example, the tungsten tailings having a particle diameter of 1.25mm or more and 2.5mm or less are collected by the sub-carrier 3 corresponding to the first sub-inclined screen 402. The tungsten tailings with the grain diameter of more than 0.64mm and less than or equal to 1.25mm are collected by the auxiliary conveying frame 3 corresponding to the second auxiliary inclined screen 402. The tungsten tailings with the grain diameter of more than 0.16mm and less than or equal to 0.64mm are collected by the auxiliary conveying frame 3 corresponding to the third auxiliary inclined screen 402. And an inclined collector 403 for collecting tungsten tailings sand having a particle diameter of 0.16mm or less.
105: and separating the screened tungsten tailings into tungsten tailings in a first density range and tungsten tailings in a second density range by using a variable frequency fan.
Variable frequency fan devices, such as winnowing boxes, are respectively arranged for the tungsten tailings with different particle size ranges, and wind with different frequency flow rates is arranged according to the particle size ranges of the tungsten tailings. In the tungsten tailings with the same particle size range, different substances are blown away by wind with the same frequency due to different densities, so that the high-density tungsten tailings and the low-density tungsten tailings are separated and respectively stored in a high-density storage bin and a low-density storage bin.
In some embodiments, the method further comprises the steps of:
s107: tungsten tailings in a first density range, tungsten tailings in a second density range, heavy crystal stone sand, silicate cement, alkali-resistant fibers and additives are mixed according to the following proportion (1.5-1.8): (0.5-0.9): (1.4-2.0): 1: (0.001-0.003): (0.003-0.006) and uniformly mixing and stirring.
The high-density tailing sand has good ray shielding capability, can be used as a main raw material of the radiation-proof mortar, and the low-density tailing sand can be used for adjusting the grain composition and the workability of the radiation-proof mortar. The applicant determines the proportion of each material in the preparation process of the radiation protection mortar through theoretical deduction and a large number of experiments, namely the mixing proportion of high-density tungsten tailing sand, low-density tungsten tailing sand, heavy crystal stone sand, silicate cement, alkali-resistant fiber and additive is (1.5-1.8): (0.5-0.9): (1.4-2.0): 1: (0.001-0.003): (0.003-0.006). Some experimental data are shown in table 1:
TABLE 1
The anti-radiation mortar prepared by the process has the advantages that the equivalent weight of lead per cm is greater than 1.0mmPb, the performance is excellent, the industrial solid waste tungsten tailing sand is utilized to the maximum extent, and the negative influence of the tailing on environment, land, water resources and the like is reduced.
Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. The system or the device disclosed in the embodiments are relatively simple in description, and the relevant points refer to the description of the method section because the system or the device corresponds to the method disclosed in the embodiments.
The above embodiments are merely for illustrating the technical solution of the present disclosure, and are not limiting thereof; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present disclosure.
Claims (4)
1. The utility model provides an utilize device of tungsten tailing sand production radiation protection mortar, includes frame (1), its characterized in that: the novel screening machine comprises a rack (1), wherein a jaw crusher (8) is arranged at the top of the rack (1), a screening box (2) is arranged below the rack (1), a vibrating mechanism is arranged below the screening box (2), the vibrating mechanism comprises a base (9), a supporting column (203) is arranged at the top of the base (9), a limiting plate is sleeved on the supporting column (203), a sleeve (202) is inserted at the top of the supporting column (203), the top of the sleeve (202) is connected with the bottom end of the screening box (2), a spring (201) is sleeved inside the sleeve (202), a driving motor (10) is arranged on one side of the base (9) through a retainer, a shaft lever (1001) is arranged at the output end of the driving motor (10), an eccentric wheel (1002) is sleeved on the shaft lever (1001), and the output end of the driving motor (10) is in transmission connection with the shaft lever (1001) through a coupler;
a main inclined screen (401) is arranged between the inner walls of the top ends of the screening boxes (2) through fixing pieces, a main conveying frame (4) is arranged on the outer wall of one side of the screening boxes (2), the bottom ends of the main inclined screen (401) are leveled with the edges of the main conveying frame (4), a dragon machine (5) is arranged on one side of the main conveying frame (4), and the dragon machine (5) is used for receiving tungsten tailings collected by the main conveying frame (4); a plurality of auxiliary inclined screens (402) are sequentially arranged below the main inclined screen (401), a plurality of auxiliary conveying frames (3) are arranged on the outer wall of the screening box (2), the bottom ends of the auxiliary inclined screens (402) are respectively leveled with the edges of the auxiliary conveying frames (3), and the apertures of the main inclined screen (401) and the auxiliary inclined screens (402) which are sequentially arranged from top to bottom gradually become smaller;
one side of each auxiliary conveying frame (3) is provided with a conveying belt mechanism through a fixing piece, one end of the conveying belt mechanism is provided with a winnowing box (11), one side of the surface of the winnowing box (11) is embedded with a variable frequency winnowing machine (6), and a discharging groove (7) is formed in the position, located on the surface of the winnowing box (11), of the symmetry plane of the variable frequency winnowing machine (6);
an inclined collector (403) is arranged below the plurality of auxiliary inclined screens, a collecting and conveying frame is arranged on the outer wall of the screening box (2), and the bottom ends of the inclined collectors are leveled with the edges of the collecting and conveying frame;
one side of the collecting and conveying frame is provided with a conveying belt mechanism through a fixing piece, and one end of the conveying belt mechanism is provided with a winnowing box (11).
2. The apparatus for producing radiation protection mortar using tungsten tailings as claimed in claim 1, wherein: the utility model discloses a flood dragon machine, including flood dragon machine (5), including anchor frame, screw conveyer (503), screw conveyer (5), conveyer frame (504) are installed to the bottom of flood dragon machine (5), servo motor (501) are installed to the inside cover of anchor frame (502), screw conveyer (503) are installed through the bearing frame to the inside of flood dragon machine (5), just the output of servo motor (501) runs through flood dragon machine (5) bottom to constitute the transmission through shaft coupling and screw conveyer (503) and be connected, the opening has been seted up on one side outside the top of flood dragon machine (5), just conveying frame (504) are installed to the open-ended outer wall, flood dragon machine (5) be used for with tungsten tailings that main carriage (4) collected conveys extremely broken machine (8) in a jaw.
3. A method for producing radiation protection mortar using tungsten tailings, using the apparatus of any one of claims 1 to 2, the method comprising:
crushing tungsten tailings;
screening the crushed tungsten tailings according to different particle sizes;
and separating the screened tungsten tailing sand into tungsten tailing sand in a first density range and tungsten tailing sand in a second density range.
4. A method of producing a radiation protective mortar using tungsten tailings sand as claimed in claim 3, further comprising:
tungsten tailings in a first density range, tungsten tailings in a second density range, heavy crystal stone sand, silicate cement, alkali-resistant fibers and additives are mixed according to the following proportion (1.5-1.8): (0.5-0.9): (1.4-2.0): 1: (0.001-0.003): (0.003-0.006) and uniformly mixing and stirring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795347.4A CN115193710B (en) | 2022-07-07 | 2022-07-07 | Device and method for producing radiation-proof mortar by using tungsten tailing sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795347.4A CN115193710B (en) | 2022-07-07 | 2022-07-07 | Device and method for producing radiation-proof mortar by using tungsten tailing sand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115193710A CN115193710A (en) | 2022-10-18 |
| CN115193710B true CN115193710B (en) | 2024-02-06 |
Family
ID=83579505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210795347.4A Active CN115193710B (en) | 2022-07-07 | 2022-07-07 | Device and method for producing radiation-proof mortar by using tungsten tailing sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115193710B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208743025U (en) * | 2018-07-26 | 2019-04-16 | 广西源盛矿渣综合利用有限公司 | A kind of slag powders screening plant |
| CN209829516U (en) * | 2019-03-25 | 2019-12-24 | 沈阳智凯机械制造有限公司 | Multistage vibrating screen for coal mine separation |
| CN111495938A (en) * | 2020-05-07 | 2020-08-07 | 南华大学 | Preparation process for preparing radiation-proof mortar by using lead-zinc tailing sand |
| CN214107394U (en) * | 2020-10-20 | 2021-09-03 | 北京首钢资源综合利用科技开发有限公司 | Debris remove device and regeneration aggregate production line |
| CN216460069U (en) * | 2021-01-05 | 2022-05-10 | 中国十七冶集团有限公司 | Multistage sieving mechanism is used in building engineering construction |
-
2022
- 2022-07-07 CN CN202210795347.4A patent/CN115193710B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208743025U (en) * | 2018-07-26 | 2019-04-16 | 广西源盛矿渣综合利用有限公司 | A kind of slag powders screening plant |
| CN209829516U (en) * | 2019-03-25 | 2019-12-24 | 沈阳智凯机械制造有限公司 | Multistage vibrating screen for coal mine separation |
| CN111495938A (en) * | 2020-05-07 | 2020-08-07 | 南华大学 | Preparation process for preparing radiation-proof mortar by using lead-zinc tailing sand |
| CN214107394U (en) * | 2020-10-20 | 2021-09-03 | 北京首钢资源综合利用科技开发有限公司 | Debris remove device and regeneration aggregate production line |
| CN216460069U (en) * | 2021-01-05 | 2022-05-10 | 中国十七冶集团有限公司 | Multistage sieving mechanism is used in building engineering construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115193710A (en) | 2022-10-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207401530U (en) | A kind of Organic Matter In Rice Fields high efficiency screening device | |
| CN204710517U (en) | The broken screening installation of a kind of building stones | |
| JP2009061357A (en) | Apparatus and method for manufacturing sand, and sand | |
| CN211436331U (en) | Reducing mechanism is used in ore dressing | |
| CN102485354A (en) | Composite split type sand selection machine | |
| CN111659521B (en) | Multistage breaker is used in solid useless resourceful treatment | |
| CN108543616A (en) | A kind of stone classification crushing system | |
| CN205361936U (en) | Silicon material sorting device | |
| CN108312386B (en) | Method and device for screening plastics from municipal domestic waste | |
| CN115193710B (en) | Device and method for producing radiation-proof mortar by using tungsten tailing sand | |
| CN214132113U (en) | Novel quartz sand grinds device | |
| CN211438061U (en) | Vibration shakeout device for casting | |
| CN206184748U (en) | Powder screening removes magnetic device | |
| CN218139244U (en) | Intelligent assembly production line is selected separately to resin powder | |
| CN115228541B (en) | Rock material processing device for machine-made sand | |
| CN216368325U (en) | Laboratory is with hack soil screening machine | |
| CN215278443U (en) | Graphite vibration screening device capable of rapidly loading and unloading | |
| CN213590621U (en) | Broken milling machine | |
| KR20030051484A (en) | Dry type sand producing apparatus system and the method threrof | |
| CN210935208U (en) | Spheroidizing shaper for improving tap density of graphite powder | |
| CN202343464U (en) | Household garbage comprehensive winnowing separator | |
| CN111822339A (en) | Garbage multistage treatment assembly line equipment | |
| CN221017305U (en) | Anti-blocking device for house construction | |
| CN219990587U (en) | Tailing recycling sand making vibration feeding device | |
| CN215541668U (en) | Mineral aggregate conveying equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |