CN108654993B - Grit screening plant for construction - Google Patents

Grit screening plant for construction Download PDF

Info

Publication number
CN108654993B
CN108654993B CN201810284986.8A CN201810284986A CN108654993B CN 108654993 B CN108654993 B CN 108654993B CN 201810284986 A CN201810284986 A CN 201810284986A CN 108654993 B CN108654993 B CN 108654993B
Authority
CN
China
Prior art keywords
screening
box
collecting cavity
pretreatment
cavity
Prior art date
Application number
CN201810284986.8A
Other languages
Chinese (zh)
Other versions
CN108654993A (en
Inventor
刘世宇
高筱刚
黄晓红
Original Assignee
宁夏中科天际防雷研究院有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 宁夏中科天际防雷研究院有限公司 filed Critical 宁夏中科天际防雷研究院有限公司
Priority to CN201810284986.8A priority Critical patent/CN108654993B/en
Publication of CN108654993A publication Critical patent/CN108654993A/en
Application granted granted Critical
Publication of CN108654993B publication Critical patent/CN108654993B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/34Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
    • B07B1/346Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with electromagnets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00Details applicable to machines for screening using sieves or gratings
    • B07B2201/04Multiple deck screening devices comprising one or more superimposed screens

Abstract

The invention discloses a sand and stone screening device for building construction, which comprises a base, a screening box and a pretreatment box, wherein a hot air blower is arranged at the right end of the pretreatment box, a hot air pipe arranged at the right end inside the pretreatment box is arranged at the air outlet end of the hot air blower, an air collecting cavity is arranged at the left end inside the pretreatment box, a drying box communicated with the air collecting cavity is arranged at the left end of the pretreatment box, a circulating pipe is arranged at the upper end of the drying box, a vertical plate is arranged inside the screening box, the screening box is divided into the screening cavity and a material collecting cavity by the vertical plate, a plurality of screening nets are arranged inside the screening cavity from top to bottom, material through holes are arranged on the vertical plate above the right end of the screening nets, filter screens are arranged inside the material collecting cavity below each material through hole, and divide the material collecting cavity into a first material collecting cavity by the filter screens, the second collecting cavity, the third collecting cavity and the fourth collecting cavity. The invention has the advantages of simple structure, convenient use, good screening effect, high efficiency, capability of grading screening and strong practicability.

Description

Grit screening plant for construction

Technical Field

The invention relates to the technical field of gravel screening, in particular to a gravel screening device for building construction.

Background

Along with the development of science and technology, architectural equipment has had very big degree of development, and its development has brought very big facility for people when building worker's building, and grit screening plant for construction is the device that is very common among the architectural equipment, and it can be sieved the grit to satisfy different user demands, its kind and quantity are also increasing day by day. Although the grit screening plant for construction on the existing market is very many in kind and quantity, most grit screening plant for construction only has one deck screen cloth to sieve, makes the result of screening meticulous inadequately, can not satisfy the demand that is used for many places according to the grit diameter to current screening plant sieves inadequately, makes the screening effect ideal inadequately.

Disclosure of Invention

The invention aims to provide a sand and stone screening device for building construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a sand and stone screening device for building construction comprises a base, a screening box and a pretreatment box, wherein telescopic rods are symmetrically arranged on the upper side of the base in a bilateral mode, the lower end of the screening box is installed at the upper end of each telescopic rod, a plurality of electromagnets are arranged on the upper side of the base, springs are arranged on the upper sides of the electromagnets, iron blocks are arranged on the upper ends of the springs, the upper sides of the iron blocks are installed at the lower ends of the screening box, pillars are arranged at the upper ends of the screening box, the lower end of the pretreatment box is installed at the upper ends of the pillars, a feed hopper is arranged at the upper end of the pretreatment box, the lower end of the pretreatment box is connected with the screening box through a blanking pipe, a hot air blower is arranged at the right end of the pretreatment box, a hot air pipe installed at the right end inside of the pretreatment box is arranged at the air outlet end of the hot air blower, the right end of the air collecting cavity is provided with a protective net, the left end of the pretreatment tank is provided with a drying tank communicated with the air collecting cavity, the upper end of the drying box is provided with a circulating pipe, the other end of the circulating pipe is connected with an air heater, a vertical plate is arranged in the screening box, the vertical plate divides the screening box into a screening cavity and a material collecting cavity, a plurality of screening nets are arranged in the screening cavity from top to bottom, the vertical plate is provided with material through holes above the right end of the screening net, the interior of the aggregate cavity is provided with a filter screen below each material through hole, the filter screen divides the material collecting cavity into a first material collecting cavity, a second material collecting cavity, a third material collecting cavity and a fourth material collecting cavity, the upper end of the screening box is provided with a motor, the output end of the motor is provided with a stirring rod extending into the material collecting cavity, and a plurality of stirring blades are arranged on the stirring rod.

As a further scheme of the invention: and a material scattering plate is arranged at the upper part in the pretreatment box.

As a further scheme of the invention: the screening net is inclined at a certain angle, and the meshes of the screening net are sequentially reduced from top to bottom.

As a further scheme of the invention: the meshes of the filter screen are reduced from top to bottom in sequence.

As a further scheme of the invention: the filter screen and the stirring blades are arranged in a staggered manner.

As a further scheme of the invention: the right side lower extreme in first material collecting cavity, second material collecting cavity, third material collecting cavity and fourth material collecting cavity all is provided with row material pipe.

As a further scheme of the invention: and a controller for controlling the working of the device is arranged on the outer side of the screening box.

As a still further scheme of the invention: the lower extreme in screening chamber is provided with the stock guide, and the logical material mouth that feeds through with fourth chamber that gathers materials is seted up to the right side lower extreme in screening chamber.

Compared with the prior art, the invention has the beneficial effects that: the setting of preliminary treatment case, before screening the grit, can dry the grit, make the grit keep dry, make things convenient for the grit to separate, improve the effect of screening, and heated air circulation utilizes, reduce the waste of resource, the structure setting of screening case, earlier carry out multistage screening to the grit in the screening intracavity, grit after the screening enters into the material collecting intracavity portion, screen through filter screen and stirring leaf once more, it is effectual to screen, still can not influence the efficiency of screening, therefore, the clothes hanger is strong in practicability, the electro-magnet, the setting of spring and iron plate, break-make electricity through the control electro-magnet, make the screening case vibrate from top to bottom, improve the effect of screening.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of the pretreatment tank.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, in the embodiment of the invention, a sand and stone screening device for building construction comprises a base 1, a screening box 2 and a pretreatment box 8, telescopic rods 3 are symmetrically arranged on the upper side of the base 1 in a bilateral mode, the lower end of the screening box 2 is installed at the upper end of each telescopic rod 3, a plurality of electromagnets 4 are arranged on the upper side of the base 1, springs 5 are arranged on the upper sides of the electromagnets 4, iron blocks 6 are arranged at the upper ends of the springs 5, the upper sides of the iron blocks 6 are installed at the lower end of the screening box 2, and the electromagnets 4, the springs 5 and the iron blocks 6 are arranged to enable the screening box 2 to vibrate up and down by controlling the on-off of the electromagnets 4, so that the screening effect is improved. The upper end of the screening box 2 is provided with a pillar 7, the lower end of the pretreatment box 8 is arranged at the upper end of the pillar 7, the upper end of the pretreatment box 8 is provided with a feed hopper 9, the upper part in the pretreatment box 8 is provided with a material dispersing plate 31, the lower end of the pretreatment box 8 is connected with the screening box 2 through a blanking pipe 14, the right end of the pretreatment box 8 is provided with a hot air blower 24, the air outlet end of the hot air blower 24 is provided with a hot air pipe 25 arranged at the right end of the interior of the pretreatment box 8, the left side of the hot air pipe 25 is provided with a plurality of air outlet pipes 26, the left end of the interior of the pretreatment box 8 is provided with an air collecting cavity 27, the right end of the air collecting cavity 27 is provided with a protective net 28, the left end of the pretreatment box 8 is provided with a drying box 29 communicated with the air collecting cavity 27, the upper end of the drying box 29 is provided with a circulating, before screening the grit, can dry the grit for the grit keeps dry, makes things convenient for the grit to separate, improves the effect of screening, and heated air circulation utilizes, reduces the waste of resource.

The screening box 2 is internally provided with a vertical plate 10, the vertical plate 10 divides the screening box 2 into a screening cavity 11 and a material collecting cavity 12, the screening cavity 11 is internally provided with a plurality of screening nets 13 from top to bottom, the screening nets 13 are inclined at a certain angle, meshes of the screening nets 13 are sequentially reduced from top to bottom, the vertical plate 10 is provided with a material through hole 15 above the right end of the screening net 13, the material collecting cavity 12 is internally provided with a filter screen 16 at a position below each material through hole 15, the meshes of the filter screen 16 are sequentially reduced from top to bottom, the filter screen 16 divides the material collecting cavity 12 into a first material collecting cavity 17, a second material collecting cavity 18, a third material collecting cavity 19 and a fourth material collecting cavity 20, the lower right side ends of the first material collecting cavity 17, the second material collecting cavity 18, the third material collecting cavity 19 and the fourth material collecting cavity 20 are provided with material discharging pipes, and the upper end of the screening box 2 is provided with a motor 21, the output of motor 21 is provided with the puddler 22 that stretches into the chamber 12 that gathers materials, be provided with a plurality of stirring leaves 23 on the puddler 22, filter screen 16 and the crisscross setting of stirring leaf 23, the outside of screening case 2 is provided with the controller of controlling means work, the lower extreme of screening chamber 11 is provided with the stock guide, and the logical material mouth 15 that feeds through with fourth chamber 20 that gathers materials is seted up to the right side lower extreme of screening chamber 11, and the structure of screening case 2 sets up, carries out multistage screening to the grit earlier in screening chamber 11, and the grit after the screening enters into the intracavity portion that gathers materials, sieves through filter screen 16 and stirring leaf 23 once more, and screening effect is good, still can not influence the efficiency of screening, and the practicality is strong.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. A sand and stone screening device for building construction comprises a base, a screening box and a pretreatment box, and is characterized in that telescopic rods are symmetrically arranged on the left and right of the upper side of the base, the lower end of the screening box is arranged at the upper end of the telescopic rods, a plurality of electromagnets are arranged on the upper side of the base, springs are arranged on the upper sides of the electromagnets, iron blocks are arranged on the upper ends of the springs, the upper sides of the iron blocks are arranged at the lower end of the screening box, pillars are arranged at the upper end of the screening box, the lower end of the pretreatment box is arranged at the upper end of the pillars, a feed hopper is arranged at the upper end of the pretreatment box, the lower end of the pretreatment box is connected with the screening box through a discharging pipe, a hot air blower is arranged at the right end of the pretreatment box, a hot air pipe arranged at the right end of the inside of the pretreatment box is arranged at the air outlet end of the hot, the right end of the air collecting cavity is provided with a protective net, the left end of the pretreatment tank is provided with a drying tank communicated with the air collecting cavity, the upper end of the drying box is provided with a circulating pipe, the other end of the circulating pipe is connected with an air heater, a vertical plate is arranged in the screening box, the vertical plate divides the screening box into a screening cavity and a material collecting cavity, a plurality of screening nets are arranged in the screening cavity from top to bottom, the vertical plate is provided with material through holes above the right end of the screening net, the interior of the aggregate cavity is provided with a filter screen below each material through hole, the filter screen divides the material collecting cavity into a first material collecting cavity, a second material collecting cavity, a third material collecting cavity and a fourth material collecting cavity, the upper end of the screening box is provided with a motor, the output end of the motor is provided with a stirring rod extending into the material collecting cavity, and a plurality of stirring blades are arranged on the stirring rod.
2. The sand and stone screening device for building construction according to claim 1, wherein a material scattering plate is arranged at the upper part in the pretreatment tank.
3. The sand screening device for building construction according to claim 1, wherein the screening net is inclined at a certain angle, and the meshes of the screening net decrease from top to bottom.
4. The sand screening device for building construction according to claim 1, wherein the meshes of the filter screen are sequentially reduced from top to bottom.
5. The sand and stone screening device for building construction as claimed in claim 1, wherein the filter screen and the stirring blade are arranged in a staggered manner.
6. The sand and stone screening device for building construction as claimed in claim 1, wherein the lower ends of the right sides of the first material collecting cavity, the second material collecting cavity, the third material collecting cavity and the fourth material collecting cavity are provided with discharge pipes.
7. The sand screening device for building construction according to claim 1, wherein a controller for controlling the operation of the device is provided outside the screening box.
8. The sand and stone screening device for building construction according to claim 1, wherein the lower end of the screening chamber is provided with a material guide plate, and the lower end of the right side of the screening chamber is provided with a material through hole communicated with the fourth aggregate chamber.
CN201810284986.8A 2018-04-02 2018-04-02 Grit screening plant for construction CN108654993B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810284986.8A CN108654993B (en) 2018-04-02 2018-04-02 Grit screening plant for construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810284986.8A CN108654993B (en) 2018-04-02 2018-04-02 Grit screening plant for construction

Publications (2)

Publication Number Publication Date
CN108654993A CN108654993A (en) 2018-10-16
CN108654993B true CN108654993B (en) 2020-04-14

Family

ID=63782746

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810284986.8A CN108654993B (en) 2018-04-02 2018-04-02 Grit screening plant for construction

Country Status (1)

Country Link
CN (1) CN108654993B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110822840A (en) * 2019-11-13 2020-02-21 常州大学 Dehumidification drying device of agricultural cereal screening
CN110898976A (en) * 2019-11-29 2020-03-24 枣庄鑫金山智能机械股份有限公司 Screening plant is used in breaker ejection of compact

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205074264U (en) * 2015-09-23 2016-03-09 宁波兴波机械有限公司 Heat treating rinse drying device with work piece
CN107252765A (en) * 2017-07-31 2017-10-17 合肥多智科技开发有限公司 The husky equipment of the classifying screen of construction
CN107803338A (en) * 2017-11-09 2018-03-16 深圳市晟腾企业管理有限公司 A kind of sandstone screening plant for building

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204448545U (en) * 2015-01-30 2015-07-08 广东梅雁吉祥水电股份有限公司 The multistage separating screen device of a kind of fine sand
CN206690319U (en) * 2017-04-26 2017-12-01 陈红燕 A kind of concrete mixer of construction high quality
CN107350147A (en) * 2017-09-01 2017-11-17 苏州宏奇锐自动化有限公司 A kind of screening machine that can realize uniform feeding
CN107552382A (en) * 2017-09-20 2018-01-09 浙江燕思志网络科技有限公司 Feed stripped dries screening collection device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205074264U (en) * 2015-09-23 2016-03-09 宁波兴波机械有限公司 Heat treating rinse drying device with work piece
CN107252765A (en) * 2017-07-31 2017-10-17 合肥多智科技开发有限公司 The husky equipment of the classifying screen of construction
CN107803338A (en) * 2017-11-09 2018-03-16 深圳市晟腾企业管理有限公司 A kind of sandstone screening plant for building

Also Published As

Publication number Publication date
CN108654993A (en) 2018-10-16

Similar Documents

Publication Publication Date Title
CN205416026U (en) Automatic change concrete proportioning machine
CN205926415U (en) Chinese -medicinal material cleaning and drying device
CN207872315U (en) It is a kind of to crush and screen equipment for produce organic fertilizer
CN204486242U (en) A kind of rocking type sand sieving machine
CN204892347U (en) Screening sand device for building site
CN102485352A (en) Composite separated type sand separation method and sand separation machine
CN204412616U (en) A kind of light materials Winnowing separator
CN103406267B (en) Smalls jigging dry-dressing machine
CN205962630U (en) Tea sieving and drying equipment
CN103316842B (en) A kind of Multi-stage screening machine
CN108592568A (en) A kind of baked seed case of subsidiary screening function
CN107159550A (en) A kind of construction site drum-type sand-stone-separate equipment
CN208449829U (en) A kind of mineral products solid separation screening device
CN102485354A (en) Composite split type sand selection machine
CN107335614A (en) A kind of self-priming husky equipment of sieve of portable type for building
CN204487838U (en) Integrated-type environmental protection dry method sand production system
CN106179956A (en) Sandy soil screening plant for building and operational approach thereof
CN206184747U (en) Powder screening dust collector
CN207614988U (en) A kind of construction waste retracting device
CN108325603A (en) A kind of building sandstone efficiency crushing cleaning grading plant
CN107309162A (en) A kind of civil engineering classification sand sieving machine
CN209379397U (en) A kind of concrete aggregate bolting machine
CN105236782A (en) Machine-made sand production system, and production method and application thereof
CN107088513A (en) Building trade Sand screen
CN205236400U (en) Device is screened with raw materials in grades to insulating brick production

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