CN213051450U - Sand and stone separator is with supplementary sieve stone device - Google Patents
Sand and stone separator is with supplementary sieve stone device Download PDFInfo
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- CN213051450U CN213051450U CN202021702295.4U CN202021702295U CN213051450U CN 213051450 U CN213051450 U CN 213051450U CN 202021702295 U CN202021702295 U CN 202021702295U CN 213051450 U CN213051450 U CN 213051450U
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Abstract
The utility model relates to a sand and stone separator is with supplementary sieve stone device, including the support, install the spring on the support, can dismantle the reel of being connected with the spring top, establish vibrating motor on the reel side, install subaerial sand collecting hopper with reel bottom surface butt, install subaerial belt conveyor who is used for receiving the fine sand that falls from sand collecting hopper and install the control switch on sand and stone separator. This application belongs to sand and stone separator's field, and it can contain partial sand material in having solved the building stones after sand and stone separator sieves, leads to the poor problem of grit screening effect, thereby this application has the content that can reduce the building stones after sand and stone separator sieves in the building stones improve the advantage of grit screening effect.
Description
Technical Field
The application relates to the field of grit separator, especially relates to a grit separator is with supplementary sieve stone device.
Background
At present, more and more commercial concrete production enterprises use concrete sand-stone separators, also called sand-stone separators, aiming at the purposes of environmental protection and raw material saving. The concrete sand-stone separator can be used for recycling residual concrete in the tank truck and the mixer, separating sand materials from stone materials, collecting the sand materials and the stone materials, and reusing the collected sand materials and stone materials.
The sand separator comprises a frame 100, a driving device 200 arranged on one side of the frame 100, a rolling screen body 300 arranged on the frame 100, a mud overflow device 400 connected with the bottom surface of the rolling screen body 300 through bolts, and a flushing pipe 500 extending into the rolling screen body 300. And the side surfaces of the rolling screen body 300 are respectively provided with a stone outlet 301 and a sand outlet 302. When the sand-stone separator works, the stone materials are discharged from the stone material outlet by the scraper under the rotating action of the auger and the screen cylinder, and the sand materials fall from the screen cylinder and are finally discharged from the sand material outlet.
In view of the above-mentioned related technologies, the inventor believes that the stones screened by the sand-stone separator will contain a part of sand, and the defect of poor sand screening effect exists.
Disclosure of Invention
Thereby improve grit screening effect in order to reduce the content of sand material in the building stones after the sand separator screening, this application provides a sand separator is with supplementary sieve stone device.
The application provides a pair of sand and stone separator uses supplementary sieve stone device adopts following technical scheme:
an auxiliary stone screening device for a sand-stone separator comprises a bracket, a spring arranged on the bracket, a screen frame detachably connected with the top end of the spring, a vibrating motor arranged on the side surface of the screen frame, a sand collecting hopper arranged on the ground and abutted against the bottom surface of the screen frame, a belt conveyor arranged on the ground and used for receiving fine sand falling from the sand collecting hopper, and a control switch arranged on the sand-stone separator;
the position of the sieve frame, which is far away from the side of the stone outlet of the sand separator, is lower than the position of the sieve frame, which is close to the side of the stone outlet of the sand separator;
the discharging end of the belt conveyor and the sand outlet of the sand-stone separator are positioned on the same side;
the vibration motor and the belt conveyor are electrically connected with the control switch through leads.
Through adopting above-mentioned technical scheme, vibrating motor has been installed on the reel, vibrating motor drives the reel motion, the reel will carry out the secondary screening from sand separator's building stones export exhaust building stones, the sand material of adulteration can be along with the screening of reel in the building stones, fall to the sand hopper that gathers materials of reel below, on the band conveyer falls to from the sand hopper that gathers materials at last, be carried to the sand material with sand material exit and stack the district, thereby this application can reduce the content of sand material in the building stones and improve the screening effect of grit.
Preferably, the screen frame forms an angle of 5 ° to 15 ° with the horizontal plane.
Through adopting above-mentioned technical scheme, the contained angle of reel and horizontal plane is 5 to 15 for the building stones are difficult for hindering along its incline direction removal in the reel, improve the screening speed of reel.
Preferably, the aperture of the screen hole on the screen frame is 0.3 mm to 0.5 mm.
By adopting the technical scheme, because the common sand material of the commercial concrete is the medium sand, the grain diameter of the medium sand is between 0.25 mm and 0.5 mm, and the aperture of the sieve pore is between 0.3 mm and 0.5 mm, the quality of the commercial concrete can be prevented from being influenced by sand grains or broken stones with the grain diameter exceeding 0.5 mm.
Preferably, the area of the part containing the sieve holes on the bottom surface of the sieve frame is one half to one third of the area of the opening at the upper end of the sand collecting hopper.
Through adopting above-mentioned technical scheme, belong to vibratory screening building stones and sand material because of the reel, the vibration can make the sand material after the screening have partly take place the diffusion splash, surpass sand collecting hopper upper end open-ended receiving range easily, lead to the sand material to fall to the place outside the sand collecting hopper, lead to the waste of sand material.
Preferably, the sectional area of the sand collecting hopper is gradually reduced from top to bottom.
Through adopting above-mentioned technical scheme, the sectional area of sand collecting hopper down reduces gradually from the top, and sand collecting hopper is the toper hopper promptly, is convenient for collect the sand material that the back falls on band conveyer again.
Preferably, a discharge opening of the sand collecting hopper is connected with a flexible surrounding edge.
Through adopting above-mentioned technical scheme, the flexible surrounding edge of the bin outlet of collection sand hopper can prevent that the sand material from when falling on band conveyer, takes place to bounce-back and produces splashing of sand material, causes the waste of sand material.
Preferably, the distance between the central axis of the conveying belt of the belt conveyor in the conveying direction and the ground is smaller than the distance between the two sides of the conveying belt of the belt conveyor in the conveying direction and the ground.
Through adopting above-mentioned technical scheme, band conveyer's cross section is the shape that the low both sides in the middle are high, makes the sand material gather together to the centre when being carried on band conveyer, arranges the sand material and stacks the district's time, can prevent to lead to influencing subsequent sand material collection work because of the sand material is too dispersed.
Preferably, wear-resistant coatings are arranged on the surfaces of the screen frame and the sand collecting hopper.
Through adopting above-mentioned technical scheme, the screen frame has set up wear-resisting coating on the surface with the sand collecting hopper for screen frame and sand collecting hopper are more wear-resisting, and are more durable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the control switch can start the vibration motor and the belt conveyor, so that the vibration motor drives the screen frame to move, the screen frame performs secondary screening on stone discharged from a stone outlet of the sand-stone separator, sand doped in the stone falls into the aggregate sand hopper below the screen frame along with the screening of the screen frame, and finally falls onto the belt conveyor from the aggregate sand hopper and is conveyed to a sand material stacking area at a sand material outlet, and the control switch can reduce the content of the sand in the stone so as to improve the screening effect of the sand;
2. the aperture of the sieve pore is 0.3 mm to 0.5 mm, so that sand grains or broken stones with the particle size of more than 0.5 mm can be prevented from affecting the quality of commercial concrete;
3. the flexible surrounding edge can prevent sand materials from splashing due to the fact that sand materials are rebounded when the sand materials fall onto the belt conveyor, and waste of the sand materials is caused.
Drawings
FIG. 1 is a schematic view showing the overall structure of a sand separator of the prior art.
Fig. 2 is a schematic view of the overall structure of the embodiment of the present application in a use state.
Fig. 3 is a schematic structural diagram of the embodiment of the present application except for the control switch.
Description of reference numerals: 100. a frame; 200. a drive device; 300. rolling the screen body; 301. a stone outlet; 302. a sand outlet; 400. a slurry overflow device; 500. a flush tube; 1. a support; 11. a screen frame; 2. a spring; 21. a vibration motor; 31. a sand collecting hopper; 32. a flexible surrounding edge; 41. a belt conveyor; 51. and controlling the switch.
Detailed Description
The present application is described in further detail below with reference to the attached drawings. Referring to fig. 2, it can be understood that, during the operation of the sand-stone separator, moisture may bind the sand and the stone, so that a part of the sand is not separated from the stone and is discharged from the stone outlet 301 after being rapidly screened by the rolling screen 300 in the sand-stone separator, and the stone is not completely separated, so that the stone is doped with the sand, which affects the subsequent recycling of raw materials. Therefore, an auxiliary stone screening device for a sand separator is needed, so that the sand screening effect is better, and the sand content in the stone is reduced.
Referring to fig. 2, the auxiliary stone screening device for the sand-gravel separator disclosed in the embodiment of the present application includes a bracket 1, a spring 2, a screen frame 11, a vibration motor 21, a sand collecting hopper 31, a belt conveyor 41, and a control switch 51.
Referring to fig. 2 and 3, support 1 is by the rectangular frame that many metal poles welding formed, and its top cover is equipped with spring 2, and welded stand and reel 11 butt on the mounting panel of spring 2's top accessible welding on reel 11 side and the mounting panel, spring 2 cover is on the stand, realizes dismantling between spring 2 and the reel 11 and is connected, and it is convenient to dismantle.
Referring to fig. 2, the screen frame 11 is composed of two parallel side baffles, a screen plate which is vertically welded with the same side edge of the two parallel side baffles and is connected with the bottom surfaces of the side baffles by screws. The position on the sieve plate close to the stone accumulation position is not provided with sieve holes, so that the stone can be conveniently unloaded to the stone accumulation position. The position of the screen frame 11 far away from the side of the stone outlet 301 of the sand separator is lower than the position of the screen frame 11 near the side of the stone outlet 301, that is, the screen frame 11 is arranged in a downward inclined mode, and the included angle between the screen frame 11 and the horizontal plane is 5-15 degrees.
In addition, the aperture of the screen hole of the screen plate of the screen frame 11 is 0.3 mm to 0.5 mm. It will be appreciated that the ready-mixed concrete is produced from medium sand having a grit size in the range of 0.25 mm to 0.5 m, so that the apertures of the screen openings are 0.3 mm to 0.5 mm, which enables the sand material screened from the stones to be separated from the stones. Furthermore, the area of the part containing the sieve holes on the bottom surface of the sieve frame 11 is one half to one third of the area of the opening at the upper end of the sand collecting hopper 31, so that the sand material can be prevented from being thrown out of the material receiving range of the sand collecting hopper 31 due to the vibration of the sieve frame 11 when falling down, and the area of the part containing the sieve holes of the sieve frame 11 is one half of the area of the sand collecting hopper 31 in the embodiment of the application.
In addition, the surface of the screen frame 11 is also provided with a wear-resistant coating, the wear-resistant coating can be formed by spraying KN17 high-molecular ceramic polymer wear-resistant paint on the surface of the screen frame 11, the main component of the wear-resistant coating is nano ceramic, the wear resistance is good, the screen frame 11 can bear impact wear of stones on the surface of the screen frame, the screen frame 11 is more durable, and the service life is longer.
Referring to fig. 2 and 3, the vibration motor 21 may be a horizontal type vibration motor for screening driving, and the vibration motor 21 may be fixedly mounted on the side surface of the screen frame 11 by a anchor bolt, and in general, the vibration motor may be a DZSF type linear vibration motor, and the power thereof may be selected as required.
Referring to fig. 3, the sand collecting hopper 31 is mounted on the frame 1, and the upper end surface thereof abuts against the bottom surface of the screen frame 11, so that the sand falls into the sand collecting hopper 3 along the screen holes after the screen frame 11 screens the stones and the sand. The sectional area of the sand collecting hopper 3 is gradually reduced from top to bottom, that is, the sand collecting hopper 3 is a conical funnel, and in the embodiment of the present application, the cross section is rectangular. Furthermore, a flexible surrounding edge 32 is further arranged at the discharge opening of the sand collecting hopper 31, the flexible surrounding edge 32 can be formed by enclosing an oil cloth into a cylinder with a rectangular cross section, and the cylinder is tied up and fixed at the discharge opening of the sand collecting hopper 31 by iron wires. The flexible surrounding edge 32 enables sand materials to uniformly and orderly fall on the belt conveyor 41, and the sand materials are prevented from rebounding with the conveying belt of the belt conveyor 41 when falling, so that the sand materials are prevented from splashing.
In addition, the surface of the sand collecting hopper 31 is also provided with a wear-resistant coating, the wear-resistant coating can be formed by spraying KN17 high-molecular ceramic polymer wear-resistant paint on the surface of the sand collecting hopper 31, the main component of the wear-resistant coating is nano ceramic, the hardness is high, the wear resistance is good, the sand collecting hopper 31 can be more wear-resistant and less prone to damage, and the service life is longer.
Referring to fig. 2 and 3, the discharge end of the belt conveyor 41 is located on the same side as the sand outlet 302 of the sand separator. The belt conveyor comprises a belt conveyor 41 supporting frame, a driving motor arranged on the supporting frame, a driving roller connected with the power output end of the driving motor through a coupling, a plurality of transmission carrier rollers arranged along the material conveying direction and a conveying belt used for conveying goods, wherein the conveying belt is wound on the surfaces of the driving roller and the transmission carrier rollers. The distance between the central axis of the conveying belt of the belt conveyor 41 in the conveying direction and the ground is smaller than the distance between the two sides of the conveying belt and the ground in the conveying direction, that is, the cross section of the belt conveyor 41 is of a V-shaped structure or a downward-sunken arc-shaped structure, so that sand can be gathered to the middle, and the sand is prevented from falling from two sides to cause waste. The driving motor of the belt conveyor 41 is connected with the control switch 51 through a lead wire, and after the power is switched on, the control switch 51 can control the start and stop of the driving motor.
The control switch 51 is fixedly mounted on the frame 100 of the sand-stone separator by bolts and used for controlling the start and stop of the vibration motor 21 and the belt conveyor 41, in the example of the application, the control switch 51 can adopt LW26 type universal change-over switches, the number of the LW26 type universal change-over switches is two, and the LW26 type universal change-over switches are respectively used for independently controlling the vibration motor 21 and the belt conveyor 41.
The utility model provides a sand and stone separator is with supplementary sieve stone device implementation principle does:
after the concrete remaining from the commercial concrete tanker and mixer is washed, the slurry containing sand and rock material flows into the rolling screen 300 of the sand separator, and a large portion of the screened sand material is discharged through the sand outlet 302, and another portion of the sand material is entrained in the rock material and discharged through the rock material outlet 301.
When the stones containing part of the sand fall into the screen frame 11, the control switch 51 is used to start the vibration motor 21 and the belt conveyor 41, at this time, the vibration motor 21 makes the screen frame 11 vibrate linearly and reciprocally, the stones collide with each other in the screen frame 11 and vibrate, wherein the doped sand falls from the screen holes, falls into the sand collecting hopper 31, and falls onto the belt conveyor 41 uniformly through the flexible surrounding edge 32, and is finally conveyed to the sand piling area where the sand is discharged from the sand outlet 302 under the conveying action of the belt conveyor 41, and the stones finally fall into the sand piling area directly from the screen frame 11.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a sand and stone separator is with supplementary sieve stone device which characterized in that: the sand-gravel separator comprises a support (1), a spring (2) arranged on the support, a screen frame (11) detachably connected with the top end of the spring (2), a vibration motor (21) arranged on the side surface of the screen frame (11), a sand collecting hopper (31) arranged on the ground and abutted against the bottom surface of the screen frame (11), a belt conveyor (41) arranged on the ground and used for receiving fine sand falling from the sand collecting hopper (31), and a control switch (51) arranged on the sand-gravel separator;
the position of the sieve frame (11) far away from the side of the stone outlet of the sand separator is lower than the position of the sieve frame near the side of the stone outlet of the sand separator;
the discharging end of the belt conveyor (41) and the sand outlet of the sand separator are positioned on the same side;
the vibration motor (21) and the belt conveyor (41) are electrically connected with the control switch (51) through conducting wires.
2. The auxiliary stone screening device for the sand separator as claimed in claim 1, wherein: the included angle between the screen frame (11) and the horizontal plane is 5-15 degrees.
3. An auxiliary screening device for a sand separator according to claim 1 or 2, wherein: the aperture of the sieve hole on the sieve frame (11) is 0.3 mm to 0.5 mm.
4. The auxiliary stone screening device for the sand separator as claimed in claim 1, wherein: the area of the part containing the sieve holes on the bottom surface of the sieve frame (11) is one half to one third of the area of the opening at the upper end of the sand collecting hopper (31).
5. The auxiliary stone screening device for the sand separator as claimed in claim 1, wherein: the sectional area of the sand collecting hopper (31) is gradually reduced from top to bottom.
6. An auxiliary screening device for a sand separator according to claim 1 or 5, wherein: the discharge outlet of the sand collecting hopper (31) is connected with a flexible surrounding edge (32).
7. The auxiliary stone screening device for the sand separator as claimed in claim 1, wherein: the distance between the central axis of the conveying belt of the belt conveyor (41) along the conveying direction and the ground is smaller than the distance between the two sides of the conveying belt along the conveying direction and the ground.
8. The auxiliary stone screening device for the sand separator as claimed in claim 1, wherein: and wear-resistant coatings are arranged on the surfaces of the screen frame (11) and the sand collecting hopper (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702295.4U CN213051450U (en) | 2020-08-14 | 2020-08-14 | Sand and stone separator is with supplementary sieve stone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702295.4U CN213051450U (en) | 2020-08-14 | 2020-08-14 | Sand and stone separator is with supplementary sieve stone device |
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| Publication Number | Publication Date |
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| CN213051450U true CN213051450U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021702295.4U Active CN213051450U (en) | 2020-08-14 | 2020-08-14 | Sand and stone separator is with supplementary sieve stone device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082629A (en) * | 2021-11-20 | 2022-02-25 | 王延斌 | Automatic change food processing and use intelligent sieving mechanism |
| CN115430605A (en) * | 2022-09-02 | 2022-12-06 | 重庆工业职业技术学院 | Grit processing separating centrifuge |
-
2020
- 2020-08-14 CN CN202021702295.4U patent/CN213051450U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082629A (en) * | 2021-11-20 | 2022-02-25 | 王延斌 | Automatic change food processing and use intelligent sieving mechanism |
| CN114082629B (en) * | 2021-11-20 | 2022-12-09 | 王延斌 | Automatic change food processing and use intelligent sieving mechanism |
| CN115430605A (en) * | 2022-09-02 | 2022-12-06 | 重庆工业职业技术学院 | Grit processing separating centrifuge |
| CN115430605B (en) * | 2022-09-02 | 2023-12-22 | 重庆工业职业技术学院 | Sand and stone processing separator |
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