CN204338466U - Sand sieving machine - Google Patents
Sand sieving machine Download PDFInfo
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- CN204338466U CN204338466U CN201420694089.1U CN201420694089U CN204338466U CN 204338466 U CN204338466 U CN 204338466U CN 201420694089 U CN201420694089 U CN 201420694089U CN 204338466 U CN204338466 U CN 204338466U
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- sand
- screen
- motor
- sieving machine
- conveying device
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Abstract
The utility model provides a kind of sand sieving machine, belongs to building machinery field, comprises hull, described hull is provided with support, separation chamber, raw material conveying device, one-level Sand screen, secondary Sand screen, finished conveying device and discard transfer apparatus.The sand sieving machine that the technical program provides has set up flat-surfaced screen on the basis of existing drum type sand screening machine, the mesh of described flat-surfaced screen is less than existing cylindrical screen, postsearch screening can be carried out to raw material, thus obtain relatively meticulousr sand, effectively compensate for the defect of existing sand sieving machine.
Description
Technical field
The utility model relates to building machinery field, in particular to sand sieving machine.
Background technology
Sand sieving machine has another name called moral dragon nonirrigated farmland sieve large junk, is the sandstone separation equipment be applicable on river course, reservoir, coal yard and building site.
Existing sand sieving machine is generally only provided with one-level Sand screen, therefore usually can produce sieve sand thorough not, still be mixed with the problem of some stones in isolated sand.
Utility model content
The purpose of this utility model is to provide a kind of sand sieving machine, to improve the problems referred to above.
The utility model is achieved in that
This sand sieving machine comprises hull, described hull is provided with support, separation chamber, raw material conveying device, one-level Sand screen, secondary Sand screen, finished conveying device and discard transfer apparatus,
Described support is provided with raw material funnel, described separation chamber is provided with material inlet towards a upper lateral part of described support, described raw material conveying device comprises conveying motor, two by the motor-driven cylinder of described conveying and the conveyer belt that is sheathed on two cylinders, one end of described conveyer belt is positioned at the below of described raw material funnel, the other end is positioned at described material inlet place
Described one-level Sand screen comprises one-level motor and by the motor-driven turning cylinder of described one-level, one end of described turning cylinder is connected with described one-level motor, the other end is connected with the inwall of described separation chamber, described turning cylinder is provided with cylindrical screen, described cylindrical screen comprises finished product separation unit and waste material separation unit, described finished product separation unit is just to material inlet place
Division board is provided with immediately below the junction of described finished product separation unit and described waste material separation unit, described finished conveying device and described discard transfer apparatus are arranged at the both sides of described division board respectively, the bottom of described separation chamber is provided with product outlet and waste outlet, described finished conveying device stretches out described separation chamber by described product outlet, described discard transfer apparatus stretches out described separation chamber by described waste outlet
Described secondary Sand screen comprises secondary motor, by the motor-driven cam of described secondary and by described cam-actuated flat-surfaced screen, the mesh of described flat-surfaced screen is less than described cylindrical screen, described flat-surfaced screen is between described finished product separation unit and described finished conveying device, the side of described flat-surfaced screen is rotationally connected with on described division board, and opposite side is close on described cam.
The course of work of this sand sieving machine is such: raw material delivers in one-level Sand screen through raw material conveying device, be separated the sand of opposite fine and the rubble as waste material, then the sand of opposite fine falls into secondary Sand screen and screens further, and the sand finally obtained as finished product falls on finished conveying device and transfers out separation chamber.
Further, described raw material conveying device is provided with broken husky device, described broken husky device comprises broken husky motor, by the motor-driven rotating cylinder of described broken sand and the multiple broken husky rod that is arranged on described rotating cylinder, multiple broken husky rod is arranged along the length direction of described rotating cylinder and circumferencial direction interval.
The broken husky rod rotated can some condense into the block grains of sand and carry out fragmentation, so that follow-up sandstone separation energy performs more smoothly efficiently in raw material.
Further, described broken husky rod is provided with multiple spine.
Spine can increase the contact area of broken husky rod and raw material, thus optimizes the crushing effect of broken husky rod.
Further, V belt translation is all adopted to transmit power between described cylinder and described conveying motor and between described rotating cylinder and described broken husky motor.
V belt translation has that structure is simple, stable drive, can cushion absorbing, can transmit power in large distance between axles, and cheap, do not need lubrication, safeguard the features such as easy, be very applicable to transmission between described cylinder and described conveying motor and between described rotating cylinder and described broken husky motor.
Further, the output shaft of described secondary motor is provided with driving gear, and described driving gear is engaged with driven gear, is connected with the driven shaft making both synchronous axial system between described driven gear and described cam.
Gear drive has accurately, and efficiently, compact conformation, reliable operation, the feature of long service life can be the stable power of the vibration passing of flat-surfaced screen.
Further, described cam is provided with spacing preiection, described flat-surfaced screen is provided with the limited impression mated with described spacing preiection.
Described spacing preiection is arranged along the whole curved surface of described cam, and described limited impression is then arranged at the position of described flat-surfaced screen and described cam contact.When cam rotates, spacing preiection is positioned at the limited impression of flat-surfaced screen all the time.
With limited impression, spacing preiection is arranged so that cam closely can contact laminating with flat-surfaced screen, so that cam stably can transmit power to flat-surfaced screen.
Further, the top of described division board is to finished product separation unit lopsidedness, and inclination angle is 10 °-20 °.
The object of such setting is to reduce the sandstone be separated from waste material separation unit and drops to probability in secondary Sand screen, thus reduces the load of secondary Sand screen.
It should be noted that, above-mentioned inclination angle also can not in the scope of 10 °-20 °, and concrete numerical value is determined according to the ruuning situation of equipment.
Further, the bar magnet of level is provided with above described finished conveying device.
Bar magnet is cylindric, and its length direction is perpendicular to finished product throughput direction.
Bar magnet can adsorb the metal fragment in the sand of the opposite fine filtered out, to make the finished product that finally obtains purer.
Further, described bar magnet has two, arranges along described finished product throughput direction interval.
Arrange like this and can make the more abundant metal fragment more effectively adsorbed in sand of bar magnet.
Further, described finished conveying device is provided with anti-sand cover, sand device is provided with in described anti-sand cover, described sand device comprises sand motor, by the motor-driven Rotational Cylindrical of described sand and many stirring bars being arranged in described Rotational Cylindrical, two bar magnets are positioned at described anti-sand cover and lay respectively at the both sides of described sand device.
Sand device can stir and the grains of sand kicked up in conveying, so that the bar magnet of both sides more effectively can adsorb the metal impurities in sand, reaches optimization to make the adsorption effect of two bar magnets.
The beneficial effects of the utility model are: the sand sieving machine that the technical program provides has set up flat-surfaced screen on the basis of existing drum type sand screening machine, the mesh of described flat-surfaced screen is less than existing cylindrical screen, postsearch screening can be carried out to raw material, thus obtain relatively meticulousr sand, effectively compensate for the defect of existing sand sieving machine.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the sand sieving machine that Fig. 1 provides for the utility model embodiment;
The structural representation of the secondary Sand screen that Fig. 2 provides for the utility model embodiment;
The structural representation of the finished conveying device that Fig. 3 provides for the utility model embodiment;
Reference numeral gathers: 100-hull; 200-support; 250-raw material funnel;
300-raw material conveying device; The broken husky device of 350-; 400-finished conveying device;
450-sand device; 500-discard transfer apparatus; 550-division board;
600-separation chamber; 620-turning cylinder; 640-cylindrical screen; 660-flat-surfaced screen;
680-cam; 690-spacing preiection; 700-anti-sand cover; 750-bar magnet.
Detailed description of the invention
Sand sieving machine is a kind of engineering machinery for separating of the grains of sand and rubble, is widely used on battle field, coal yard and construction site.But existing sand sieving machine is generally only provided with one-level Sand screen, namely drum-type Sand screen.Because screening mode is more single, therefore the sand that filters out of this sand sieving machine is meticulous not and be still mixed with the relatively large stone of some sizes, can not meet and require higher user to the fineness of the grains of sand.
For above-mentioned situation, the technical program is supplied to a kind of sand sieving machine being provided with two-stage Sand screen, wherein one-level Sand screen adopts existing drum-type screen cloth, secondary Sand screen adopts flat-surfaced screen 660, and rotated the vibration realizing flat-surfaced screen 660 by cam 680, to realize the screening function of flat-surfaced screen 660.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1-3, this sand sieving machine comprises hull 100, described hull 100 is provided with support 200, separation chamber 600, raw material conveying device 300, one-level Sand screen, secondary Sand screen, finished conveying device 400 and discard transfer apparatus 500,
Described support 200 is provided with raw material funnel 250, described separation chamber 600 is provided with material inlet towards a upper lateral part of described support 200, described raw material conveying device 300 comprises conveying motor, two by the motor-driven cylinder of described conveying and the conveyer belt that is sheathed on two cylinders, one end of described conveyer belt is positioned at the below of described raw material funnel 250, the other end is positioned at described material inlet place
Described one-level Sand screen comprises one-level motor and by the motor-driven turning cylinder 620 of described one-level, one end of described turning cylinder 620 is connected with described one-level motor, the other end is connected with the inwall of described separation chamber 600, described turning cylinder 620 is provided with cylindrical screen 640, described cylindrical screen 640 comprises finished product separation unit and waste material separation unit, described finished product separation unit is just to material inlet place
Division board 550 is provided with immediately below the junction of described finished product separation unit and described waste material separation unit, described finished conveying device 400 and described discard transfer apparatus 500 are arranged at the both sides of described division board 550 respectively, the bottom of described separation chamber 600 is provided with product outlet and waste outlet, described finished conveying device 400 stretches out described separation chamber 600 by described product outlet, described discard transfer apparatus 500 stretches out described separation chamber 600 by described waste outlet
Described secondary Sand screen comprises secondary motor, by the motor-driven cam of described secondary 680 and the flat-surfaced screen 660 that driven by described cam 680, the mesh of described flat-surfaced screen 660 is less than described cylindrical screen 640, described flat-surfaced screen 660 is between described finished product separation unit and described finished conveying device 400, the side of described flat-surfaced screen 660 is rotationally connected with on described division board 550, and opposite side is close on described cam 680.
Wherein, finished conveying device 400 and discard transfer apparatus 500 are common existing ribbon conveyer.
The operation principle of this sand sieving machine and process are such: first poured into from raw material funnel 250 by raw material, and raw material falls on the conveyor belt, and feedstock transportation to material inlet place, and to fall in the cylindrical screen 640 of High Rotation Speed in separation chamber 600 by conveyer belt.Raw material first falls into the finished product separation unit of cylindrical screen 640, and under the influence of centrifugal force, the grains of sand tiny in raw material also can drop to downwards on flat-surfaced screen 660 through the mesh of cylindrical screen 640.
Flat-surfaced screen 660 again screens the sand of these opposite fine under the driving of cam 680, thus obtains the sand that fineness meets user's requirement, then transfers out separation chamber 600 by product conveying belt.The screening effect of flat-surfaced screen 660 is such generations: the output shaft of secondary motor drives driving gear to rotate, driving gear drives driven gear to rotate, driven gear driving cam 680 synchronous rotary, and the side of flat-surfaced screen 660 is close on cam 680, therefore cam 680 rotation can drive flat-surfaced screen 660 reciprocating rotation within the scope of certain angle, thus makes flat-surfaced screen 660 have screening effect because producing vibration.
The sandstone that in raw material, size is relatively large then slowly moves to waste material separation unit, mesh due to waste material separation unit is greater than finished product separation unit, therefore sandstone can drop in discard transfer apparatus 500 downwards from waste material separation unit, and these discarded sandstones are transferred out separation chamber 600 by discard transfer apparatus 500.Like this, sand sieving machine just completes the separation of sandstone, achieves the husky effect of sieve.Wherein, the throughput direction of finished conveying device 400 and discard transfer apparatus 500 is contrary.
Further, described raw material conveying device 300 is provided with broken husky device 350, described broken husky device 350 comprises broken husky motor, by the motor-driven rotating cylinder of described broken sand and the multiple broken husky rod that is arranged on described rotating cylinder, multiple broken husky rod is arranged along the length direction of described rotating cylinder and circumferencial direction interval.
The broken husky rod rotated can some condense into the block grains of sand and carry out fragmentation, so that follow-up sandstone separation energy performs more smoothly efficiently in raw material.
Further, described broken husky rod is provided with multiple spine.
Spine can increase the contact area of broken husky rod and raw material, thus optimizes the crushing effect of broken husky rod.
Further, V belt translation is all adopted to transmit power between described cylinder and described conveying motor and between described rotating cylinder and described broken husky motor.
V belt translation has that structure is simple, stable drive, can cushion absorbing, can transmit power in large distance between axles, and cheap, do not need lubrication, safeguard the features such as easy, be very applicable to transmission between described cylinder and described conveying motor and between described rotating cylinder and described broken husky motor.
Further, the output shaft of described secondary motor is provided with driving gear, and described driving gear is engaged with driven gear, is connected with the driven shaft making both synchronous axial system between described driven gear and described cam 680.
Gear drive has accurately, and efficiently, compact conformation, reliable operation, the feature of long service life can be the stable power of the vibration passing of flat-surfaced screen 660.
Further, described cam 680 is provided with spacing preiection 690, described flat-surfaced screen 660 is provided with the limited impression mated with described spacing preiection 690.
Described spacing preiection 690 is arranged along the whole curved surface of described cam 680, and the position that described flat-surfaced screen 660 contacts with described cam 680 is provided with the driving section of protrusion, and described limited impression is then arranged on described driving section.When cam 680 rotates, spacing preiection 690 is positioned at the limited impression of flat-surfaced screen 660 all the time.
With limited impression, spacing preiection 690 is arranged so that cam 680 closely can contact laminating with flat-surfaced screen 660, so that cam 680 stably can transmit power to flat-surfaced screen 660.
Further, the top of described division board 550 is to finished product separation unit lopsidedness, and inclination angle is 10 °-20 °.
The object of such setting is to reduce the sandstone be separated from waste material separation unit and drops to probability in secondary Sand screen, thus reduces the load of secondary Sand screen.
It should be noted that, above-mentioned inclination angle also can not in the scope of 10 °-20 °, and concrete numerical value is determined according to the ruuning situation of equipment.
Further, the bar magnet 750 of level is provided with above described finished conveying device 400.
Bar magnet 750 is in cylindric, and its length direction is perpendicular to finished product throughput direction.
Bar magnet 750 can adsorb the metal fragment in the sand of the opposite fine filtered out, to make the finished product that finally obtains purer.
It should be noted that, bar magnet 750 also can be set to other shape, such as triangular prism shaped, cuboid etc.Meanwhile, bar magnet 750 also can be arranged many elongated magnet, to increase the adsorption area of whole bar magnet 750, thus optimize adsorption effect.
Further, described bar magnet 750 has two, arranges along described finished product throughput direction interval.
Arrange like this and can make the more abundant metal fragment more effectively adsorbed in sand of bar magnet 750.
It should be noted that, the quantity of bar magnet 750 also can be 3 or 4, specifically determines according to the actual demand of user.
Further, described finished conveying device 400 is provided with anti-sand cover 700, sand device 450 is provided with in described anti-sand cover 700, described sand device 450 comprises sand motor, by the motor-driven Rotational Cylindrical of described sand and many stirring bars being arranged in described Rotational Cylindrical, two bar magnets 750 are positioned at described anti-sand cover 700 and lay respectively at the both sides of described sand device 450.
Wherein, anti-sand cover 700 and sand device 450 are all arranged at the outside of described separation chamber 600, to save the inner space of separate type room.Described stirring bar is cuboid, to increase the contact area with sand, optimizes sand effect.
Sand device 450 can stir and the grains of sand kicked up in conveying, so that the bar magnet of both sides 750 more effectively can adsorb the metal impurities in sand, reaches optimization to make the adsorption effect of two bar magnets 750.
The beneficial effects of the utility model are: the sand sieving machine that the technical program provides has set up flat-surfaced screen 660 on the basis of existing drum type sand screening machine, the mesh of described flat-surfaced screen 660 is less than existing cylindrical screen 640, postsearch screening can be carried out to raw material, thus obtain relatively meticulousr sand, effectively compensate for the defect of existing sand sieving machine.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a sand sieving machine, is characterized in that, comprises hull, described hull is provided with support, separation chamber, raw material conveying device, one-level Sand screen, secondary Sand screen, finished conveying device and discard transfer apparatus;
Described support is provided with raw material funnel, described separation chamber is provided with material inlet towards a upper lateral part of described support, described raw material conveying device comprises conveying motor, two by the motor-driven cylinder of described conveying and the conveyer belt that is sheathed on two cylinders, one end of described conveyer belt is positioned at the below of described raw material funnel, the other end is positioned at described material inlet place
Described one-level Sand screen comprises one-level motor and by the motor-driven turning cylinder of described one-level, one end of described turning cylinder is connected with described one-level motor, the other end is connected with the inwall of described separation chamber, described turning cylinder is provided with cylindrical screen, described cylindrical screen comprises finished product separation unit and waste material separation unit, and described finished product separation unit is just to material inlet place;
Division board is provided with immediately below the junction of described finished product separation unit and described waste material separation unit, described finished conveying device and described discard transfer apparatus are arranged at the both sides of described division board respectively, the bottom of described separation chamber is provided with product outlet and waste outlet, described finished conveying device stretches out described separation chamber by described product outlet, and described discard transfer apparatus stretches out described separation chamber by described waste outlet;
Described secondary Sand screen comprises secondary motor, by the motor-driven cam of described secondary and by described cam-actuated flat-surfaced screen, the mesh of described flat-surfaced screen is less than described cylindrical screen, described flat-surfaced screen is between described finished product separation unit and described finished conveying device, the side of described flat-surfaced screen is rotationally connected with on described division board, and opposite side is close on described cam.
2. sand sieving machine according to claim 1, it is characterized in that, described raw material conveying device is provided with broken husky device, described broken husky device comprises broken husky motor, by the motor-driven rotating cylinder of described broken sand and the multiple broken husky rod that is arranged on described rotating cylinder, multiple broken husky rod is arranged along the length direction of described rotating cylinder and circumferencial direction interval.
3. sand sieving machine according to claim 2, is characterized in that, described broken husky rod is provided with multiple spine.
4. sand sieving machine according to claim 2, is characterized in that, all adopts V belt translation to transmit power between described cylinder and described conveying motor and between described rotating cylinder and described broken husky motor.
5. sand sieving machine according to claim 1, is characterized in that, the output shaft of described secondary motor is provided with driving gear, and described driving gear is engaged with driven gear, is connected with the driven shaft making both synchronous axial system between described driven gear and described cam.
6. sand sieving machine according to claim 1, is characterized in that, described cam is provided with spacing preiection, described flat-surfaced screen is provided with the limited impression mated with described spacing preiection.
7. sand sieving machine according to claim 1, is characterized in that, the top of described division board is to finished product separation unit lopsidedness, and inclination angle is 10 °-20 °.
8. sand sieving machine according to claim 1, is characterized in that, is provided with the bar magnet of level above described finished conveying device.
9. sand sieving machine according to claim 8, is characterized in that, described bar magnet has two, arranges along described finished product throughput direction interval.
10. sand sieving machine according to claim 9, it is characterized in that, described finished conveying device is provided with anti-sand cover, sand device is provided with in described anti-sand cover, described sand device comprises sand motor, by the motor-driven Rotational Cylindrical of described sand and many stirring bars being arranged in described Rotational Cylindrical, two bar magnets are positioned at described anti-sand cover and lay respectively at the both sides of described sand device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694089.1U CN204338466U (en) | 2014-11-18 | 2014-11-18 | Sand sieving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694089.1U CN204338466U (en) | 2014-11-18 | 2014-11-18 | Sand sieving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204338466U true CN204338466U (en) | 2015-05-20 |
Family
ID=53221768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420694089.1U Expired - Fee Related CN204338466U (en) | 2014-11-18 | 2014-11-18 | Sand sieving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204338466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931129A (en) * | 2017-12-26 | 2018-04-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Multistage river sand transportation separator |
-
2014
- 2014-11-18 CN CN201420694089.1U patent/CN204338466U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931129A (en) * | 2017-12-26 | 2018-04-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Multistage river sand transportation separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20161118 |