CN214320841U - Dustproof sandstone screening machine - Google Patents
Dustproof sandstone screening machine Download PDFInfo
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- CN214320841U CN214320841U CN202022911279.2U CN202022911279U CN214320841U CN 214320841 U CN214320841 U CN 214320841U CN 202022911279 U CN202022911279 U CN 202022911279U CN 214320841 U CN214320841 U CN 214320841U
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Abstract
The utility model relates to a raise dust prevention grit screening machine, relate to the field of the sand and stone separation facility, including the frame, screen cloth and vibration subassembly, the vibration subassembly is used for driving the screen cloth to vibrate and fix in the frame, the screen frame includes two curb plates connected to frame, form the screening chamber between two curb plates, the screen cloth is equipped with one at least and fixes between two curb plates, two curb plates can dismantle and be connected with the apron that is used for covering the upper opening of screening chamber, the apron is equipped with the dust absorption curtain that is used for sheltering from the gap of the junction of apron and screen frame, the apron is equipped with the feed inlet; the one end of two curb plates is equipped with the maintenance curtain, and the one end that the maintenance curtain was kept away from to two curb plates is connected with out the workbin, and the one end that the apron was kept away from to two curb plates is connected with out the hopper, goes out hopper and screening chamber intercommunication. The application improves the effect of the working environment.
Description
Technical Field
The application relates to grit splitter's field especially relates to a prevent raise dust grit screening machine.
Background
The sieving machine is a vibrating sieving mechanical device which utilizes the inertia exciting force generated by a vibrating motor to make the relative motion of the bulk material and the sieve surface, make partial particles penetrate through sieve pores and divide the materials such as sand, gravel, broken stone and the like into different grades according to the particle size.
The patent with publication number CN210449855U discloses a sand and stone screening machine, which comprises a base, a spring support, a screen frame, an eccentric vibrator and a plurality of layers of screens, wherein each screen is formed by splicing a plurality of screen monomers, and the length of each screen monomer is the same as the inner width of the screen frame; the upper end of the screen frame is provided with an opening for feeding conveniently, one end of the screen frame is provided with a discharge port, the inner wall of the screen frame is provided with support bars and pressing bars which incline downwards towards the discharge port, and guide rails for sliding two ends of the screen monomer are formed between the support bars and the pressing bars; the screen frame is provided with a limiting component which is arranged at the discharge port and limits the screen monomer in the guide rail.
With respect to the related art among the above, the inventors consider that the following drawbacks exist:
when the grit falls on the sieve, the dust on the grit is aroused easily in the striking of grit and sieve, also can produce a large amount of raise dusts at the in-process of grit screening, not only the polluted environment leads to operational environment to worsen moreover.
SUMMERY OF THE UTILITY MODEL
In order to improve operational environment, this application provides a raise dust prevention grit screening machine.
The application provides a pair of prevent raise dust grit screening machine adopts following technical scheme:
a dustproof sandstone screening machine comprises a rack, a screen frame, a screen and a vibration assembly, wherein the vibration assembly is used for driving the screen to vibrate and is fixed on the rack, the screen frame comprises two side plates connected to the rack, a screening cavity is formed between the two side plates, the screen is at least provided with one screen and is fixed between the two side plates, the two side plates are detachably connected with a cover plate used for covering an upper opening of the screening cavity, the cover plate is provided with a dust absorption curtain used for shielding a gap at the joint of the cover plate and the screen frame, and the cover plate is provided with a feeding hole; two the one end of curb plate is equipped with the maintenance curtain, two the one end that the maintenance curtain was kept away from to the curb plate is connected with out the workbin, and the one end that the apron was kept away from to two curb plates is connected with out the hopper, go out hopper and screening chamber intercommunication.
Through adopting above-mentioned technical scheme, the vibration subassembly orders about the screen cloth and vibrates, the grit gets into the screening chamber from the feed inlet, the grit separates through the screen cloth vibration, the sand flows from going out the hopper, the stone flows out from the ejection of compact case, at the in-process of vibration, the apron shelters from the dust of the upper shed department in screening chamber, maintenance curtain and ejection of compact case shelter from the dust at the both ends in screening chamber, connect the hopper to shelter from the dust of the bottom in screening chamber, the dust absorption curtain absorbs from the dust of lid board and curb plate junction, thereby reduce the probability that the dust was raised from screening chamber, thereby the operational environment of mill has been improved.
Optionally, the cover plate is provided with a first air suction opening for connecting an air suction source, and the first air suction opening is close to the feed inlet.
Through adopting above-mentioned technical scheme, first inlet scoop is close to the feed inlet, and the source of induced drafting can absorb the dust of feed inlet department through first inlet scoop, reduces the probability that the dust was raised from the screening chamber to improve the operational environment of mill.
Optionally, the discharge box is provided with a second air suction opening, the discharge hopper is provided with a third air suction opening, and the second air suction opening and the third air suction opening are connected with an air suction source.
Through adopting above-mentioned technical scheme, second inlet scoop and third air outlet are located the discharge end of screening machine, and the source of induced drafting reduces the dust of sand and stone at the discharge end of this application through second inlet scoop and third inlet scoop to reduce the probability that the dust was raised from the screening machine discharge end, thereby improve the operational environment of mill.
Optionally, a gasket is arranged at the joint of the cover plate and the side plate.
Through adopting above-mentioned technical scheme, the gasket is located the junction of apron and curb plate, reduces the probability that the dust was raised from the junction of apron and curb plate.
Optionally, the dust curtain is detachably connected to the cover plate.
Through adopting above-mentioned technical scheme, the user is convenient for dismantle the dust absorption curtain from the apron, and convenient to use person washs or with trading the dust absorption curtain.
Optionally, the dust curtain is adhered to the cover plate.
Through adopting above-mentioned technical scheme, the user is fixed the dust absorption curtain on the apron through bonding, and the bonding convenience of customers installs the dust absorption curtain, also the convenience of customers dismantles the dust absorption curtain.
Optionally, a fixing block is fixed on the cover plate, a slot is formed in the fixing block, an inserting block adaptive to the slot is fixed on the dust collection curtain, and a bolt used for fixing the inserting block and the fixing block is arranged on the cover plate.
Through adopting above-mentioned technical scheme, when needs are changed, the user takes out the bolt from the junction of inserted block and fixed block, then takes out the inserted block from the slot to take off the dust absorption curtain from the apron, then insert the inserted block on the dust absorption curtain after will wasing in the slot, fix the bolt in the junction of inserted block and fixed block, thereby accomplish the change.
Optionally, a magnetic block is fixed at one end of the dust collection curtain, which is far away from the cover plate, and the magnetic block is used for adsorbing the side plate.
Through adopting above-mentioned technical scheme, the magnetic path makes the attached of dust absorption curtain and curb plate inseparabler, improves the dust absorption effect of dust absorption curtain.
Optionally, the vibration subassembly includes vibrating motor, pivot, belt and eccentric pouring weight vibrating motor fixes in the frame, the pivot is rotated and is connected in screen frame's both sides, the eccentric pouring weight can be fixed in the both ends of pivot, the one end of pivot and vibrating motor's output shaft are located to the belt cover.
Through adopting above-mentioned technical scheme, vibrating motor orders about the pivot and rotates, and the pivot rotates and drives eccentric pouring weight and rotate, and eccentric pouring weight drives the curb plate and vibrates, and the curb plate vibration drives the screen cloth vibration to carry out the vibration separation with the grit on the screen cloth.
Optionally, the vibration assembly further comprises a plurality of springs, the springs are located on two sides of the screen frame respectively, one end of each spring is fixed to the screen frame, and one end, far away from the screen frame, of each spring is fixed to the frame.
Through adopting above-mentioned technical scheme, the spring is connected curb plate and frame, and the spring plays the effect of slowing down to the vibration of curb plate to reduce the probability of curb plate skew in the frame, improve the result of use of this application.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the screen frame is arranged on the frame and comprises two side plates, the screen is fixed between the two side plates, the vibrating assembly is fixed on the frame and used for driving the screen to vibrate, a cover plate is arranged at the upper ends of the two side plates, a discharge hole is formed in the cover plate, a dust absorption curtain used for shielding the connection part of the cover plate and the side plates is arranged at the connection part of the cover plate and the side plates, a maintenance curtain is fixed at one end of each side plate, a discharge box is fixed at the other end of each side plate, and a discharge hopper is fixed at the lower end of each side plate; the vibrating assembly drives the screen to vibrate, gravel enters the screening cavity from the feeding hole, the gravel is separated through vibration of the screen, sand flows out of the discharge hopper, stones flow out of the discharge box, in the vibrating process, the cover plate shields dust at the upper opening of the screening cavity, the maintenance curtain and the discharge box shield dust at two ends of the screening cavity, the receiving hopper shields dust at the bottom end of the screening cavity, and the dust absorption curtain absorbs the dust at the joint of the cover plate and the side plate, so that the probability of dust flying out of the screening cavity is reduced, and the working environment of a factory is improved;
2. the cover plate is provided with a first air suction port connected with an air suction source, the first air suction port is close to the feed inlet, and the air suction source can absorb dust at the feed inlet through the first air suction port, so that the probability of the dust being raised out of the screening cavity is reduced, and the working environment of a factory is improved;
3. the second inlet scoop has been seted up to the play workbin, and the third inlet scoop has been seted up to the play workbin, and second inlet scoop and third inlet scoop all are connected with the source of induced drafting, and the source of induced drafting reduces the dust of this application discharge end through second inlet scoop and third inlet scoop to reduce the probability that the dust was raised from the screening machine discharge end, thereby improve the operational environment of mill.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic illustration of a partial explosion of a screen, screen frame, vibratory assembly, and gasket in accordance with an embodiment of the present application;
FIG. 3 is a schematic diagram of a portion of an embodiment of the present application;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an enlarged view of a portion B of fig. 3.
Description of reference numerals: 1. a frame; 11. a fixed seat; 2. a screen frame; 21. a side plate; 211. a screening chamber; 212. maintaining the curtain; 2121. a magnetic strip; 213. a shock absorbing seat; 22. a discharging box; 221. a second air inlet; 23. a discharge hopper; 231. a third air suction opening; 3. screening a screen; 4. a vibrating assembly; 41. a vibration motor; 42. a rotating shaft; 43. a belt; 44. an eccentric weight; 45. a spring; 5. a cover plate; 51. a feed inlet; 52. a first air suction port; 53. a fixed block; 531. a slot; 54. fixing the bolt; 6. a dust-collecting curtain; 61. inserting a block; 7. a gasket; 8. a magnetic block.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses dustproof grit screening machine. Referring to fig. 1 and 2, the dustproof sand screening machine comprises a frame 1, a screen frame 2, a screen 3 and a vibration assembly 4, wherein the screen frame 2 comprises two side plates 21, the two side plates 21 are positioned on the frame 1 and separated from the frame 1, a screening cavity 211 is formed between the two side plates 21, and the two side plates 21 are obliquely arranged so as to facilitate feeding and discharging of sand; the screen cloth 3 is equipped with one at least, and two screen cloths 3 are selected for use to this embodiment, and two screen cloths 3 are parallel to each other and fix between two curb plates 21 through the anchor nail, and the screen cloth 3 aperture that is located the top is greater than the screen cloth 3 aperture of below, and vibration subassembly 4 is fixed in frame 1 and is used for ordering about the vibration of screen cloth 3.
During the use, vibration subassembly 4 orders about the vibration of screen cloth 3, and the grit that screen cloth 3 did not separate vibrates through screen cloth 3 in screening chamber 211, and the screening speed of this application is improved in setting up of two screen cloth 3 to separate sand and soil and stone.
Referring to fig. 1 and 3, two side plates 21 are detachably connected with a cover plate 5, the cover plate 5 is used for covering an opening on the sieving cavity 211, the cover plate 5 is fixed on the side plates 21 through an anchor, the cover plate 5 is detachably connected with the side plates 21 so as to facilitate installation of the device, a feed port 51 is formed in the cover plate 5, the feed port 51 is located at the inclined upper end of the side plates 21, a maintenance curtain 212 is fixed at one end of each side plate 21 close to the corresponding feed port 51, and the upper end of the maintenance curtain 212 is fixed with the cover plate 5; a discharge box 22 is fixed at one end of the side plate 21 far away from the maintenance curtain 212, the inner cavity of the discharge box 22 is communicated with the screening cavity 211, and the bottom end of the discharge box 22 is opened for discharging; one end of the side plate 21 far away from the cover plate 5 is fixed with a discharge hopper 23, the discharge hopper 23 is communicated with the screening cavity 211, and the bottom end of the discharge hopper 23 is opened so as to facilitate discharge.
The apron 5 covers screening chamber 211 upper shed, and maintenance curtain 212 shelters from the one end of screening chamber 211, goes out the other end that hopper 22 sheltered from screening chamber 211, goes out hopper 23 and shelters from the under shed of screening chamber 211 to reduce the probability that the dust was raised from screening chamber 211, improve operational environment.
Referring to fig. 2, the vibration assembly 4 includes a vibration motor 41, a rotating shaft 42, a belt 43 and eccentric weights 44, the vibration motor 41 is fixed on the frame 1, the rotating shaft 42 is rotatably connected to the two side plates 21, the rotating shaft 42 is located between the two screens 3, the eccentric weights 44 are provided with two and respectively sleeved at two ends of the rotating shaft 42, the eccentric weights 44 are fixed with the rotating shaft 42, and the belt 43 is sleeved at one end of the rotating shaft 42 and an output shaft of the vibration motor 41.
Referring to fig. 2, the side welding that two curb plates 21 kept away from screening chamber 211 has a cushion socket 213, the cushion socket 213 of every curb plate 21 is equipped with a plurality ofly, the cushion socket 213 of every curb plate 21 of this embodiment is equipped with two, still weld a plurality of fixing bases 11 on the frame 1, fixing base 11 is located cushion socket 213 under, vibration assembly 4 still includes a plurality of springs 45, springs 45 fix the face in opposite directions of cushion socket 213 and fixing base 11, many springs 45 are connected curb plate 21 and frame 1.
During the use, thereby vibrating motor 41's output shaft rotates and drives pivot 42 and rotate, pivot 42 rotates and makes eccentric pouring weight 44 rotate, and eccentric pouring weight 44 rotates and makes screen frame 2 vibrate, and screen frame 2 vibrates and drives the vibration of screen cloth 3, thereby grit vibrates on screen cloth 3 and separates, and many springs 45 reduce the vibration range of curb plate 21 to reduce the probability of curb plate 21 skew in frame 1, improve the result of use of this application.
Referring to fig. 1, a first air suction opening 52 is formed in the cover plate 5, the first air suction opening 52 is close to the feed inlet 51, the first air suction opening 52 can be connected with an air suction source through a pipe, a cyclone separator can be selected as the air suction source, sand and stone are absorbed by dust generated by impact with the screen 3 when entering the device, the probability of the dust going out from the screening cavity 211 is reduced, and the working environment of a factory area is improved.
The second inlet scoop 221 has been seted up to the lateral wall of ejection of compact case 22, and the third inlet scoop 231 has been seted up to the lateral wall of ejection of compact fill 23, and second inlet scoop 221 passes through the pipe with third inlet scoop 231 and is connected with the source that induced drafts, and second inlet scoop 221 and third inlet scoop absorb the produced dust of grit when the ejection of compact, reduce the probability that the dust goes out from screening chamber 211, improve the operational environment in factory.
Referring to fig. 2 and 3, a gasket 7 is fixed at the joint of the side plate 21 and the cover plate 5, the gasket 7 improves the tightness of the joint of the cover plate 5 and the side plate 21, reduces the probability of dust rising from the joint of the side plate 21 and the cover plate 5, and improves the working environment.
Be equipped with the dust absorption curtain 6 that is used for sheltering from the junction gap of apron 5 and curb plate 21 on the apron 5, dust absorption curtain 6 optional geotechnological cloth, when using, dust absorption curtain 6 reduces the probability that the dust comes out from the junction of apron 5 and curb plate 21 to improve operational environment.
Referring to fig. 3 and 4, two ends of the cover plate 5 are bent towards the side plate 21, the bent part of the cover plate 5 shields the joint of the cover plate 5 and the side plate 21, so that the probability of dust rising from the joint of the cover plate 5 and the side plate 21 is reduced, the dust absorption curtain 6 is detachably connected to the bent part of the cover plate 5, and the dust absorption curtain 6 can be selectively bonded to one side of the cover plate 5 facing the side plate 21 for connection; the bending part of the cover plate 5 can be further fixed with a fixing block 53, the fixing block 53 is welded on one surface of the cover plate 5 facing the side plate 21, the fixing block 53 is provided with a slot 531, the slot 531 is downward in opening, the dust collection curtain 6 is fixed with an insertion block 61 adaptive to the slot 531, the cover plate 5 is further connected with a fixing bolt 54 through threads, the fixing bolt 54 penetrates through the cover plate 5 and extends into an inner cavity of the slot 531, and the fixing bolt 54 penetrates through the insertion block 61 and is fixed with the inner wall of the slot 531 in an abutting mode.
The detachable connection of the dust absorption curtain 6 and the cover plate 5 facilitates the later cleaning of the dust absorption curtain 6 by a user, so that the dust absorption curtain 6 can be reused.
Referring to fig. 3 and 5, one end of the dust collection curtain 6, which is far away from the cover plate 5, is provided with a plurality of magnetic blocks 8, the magnetic blocks 8 are fixed at one end of the dust collection curtain 6, which faces the cover plate 5, and the magnetic blocks 8 are adsorbed on the side plate 21, so that the dust collection curtain 6 is attached to the side plate 21 more closely, the probability that dust is raised from the joint of the cover plate 5 and the side plate 21 is reduced, and the working environment is improved.
Referring to fig. 3, in order to enable the maintenance curtain 212 to be connected with the side plate 21 more closely, the magnetic strip 2121 is bonded to the side surface of the maintenance curtain 212 facing the screening cavity 211, the magnetic strip 2121 is adsorbed to the side plate 21, the magnetic strip 2121 is convenient for a user to check the condition in the screening cavity 211, and the maintenance curtain 212 can be made of rubber, so that the effect of shielding dust in the screening cavity 211 by the maintenance curtain 212 is better.
The implementation principle of this application embodiment a dustproof grit screening machine does:
1. the first air suction opening 52, the second air suction opening 221 and the third air suction opening 231 are communicated with an air suction source;
2. gravel enters the screening cavity 211 from the feeding hole 51, the vibrating component 4 drives the screen 3 to vibrate, the cover plate 5 shields the upper opening of the screening cavity 211, the maintenance curtain 212 and the discharging box 22 shield two ends of the screening cavity 211, and the discharging hopper 23 shields the bottom end of the screening cavity 211;
3. the air suction source absorbs the dust in the screening cavity 211 from the first air suction opening 52, the second air suction opening 221 and the third air suction opening 231;
4. the separated sand flows out from the discharge hopper 23 and the separated stones flow out from the discharge box 22.
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 (10)
1. The utility model provides a dustproof grit screening machine, includes frame (1), screen frame (2), screen cloth (3) and vibration subassembly (4), vibration subassembly (4) are used for ordering about screen cloth (3) vibration and fix in frame (1), its characterized in that: the screen frame (2) comprises two side plates (21) connected to the frame (1), a screening cavity (211) is formed between the two side plates (21), at least one screen (3) is arranged and fixed between the two side plates (21), the two side plates (21) are detachably connected with a cover plate (5) used for covering an upper opening of the screening cavity (211), the cover plate (5) is provided with a dust collection curtain (6) used for shielding a gap at the joint of the cover plate (5) and the screen frame (2), and the cover plate (5) is provided with a feeding hole (51);
two the one end of curb plate (21) is equipped with maintenance curtain (212), two the one end that maintenance curtain (212) were kept away from in curb plate (21) is connected with out workbin (22), and the one end that apron (5) were kept away from in two curb plates (21) is connected with out hopper (23), go out hopper (23) and screening chamber (211) intercommunication.
2. The raise dust prevention sand and stone screening machine according to claim 1, characterized in that: the cover plate (5) is provided with a first air suction opening (52) used for being connected with an air suction source, and the first air suction opening (52) is close to the feed inlet (51).
3. The raise dust prevention sand and stone screening machine according to claim 2, characterized in that: second inlet scoop (221) has been seted up in ejection of compact case (22), third inlet scoop (231) has been seted up in ejection of compact fill (23), second inlet scoop (221) and third inlet scoop (231) are connected with the source of induced drafting.
4. The raise dust prevention sand and stone screening machine according to claim 1, characterized in that: and a gasket (7) is arranged at the joint of the cover plate (5) and the side plate (21).
5. The raise dust prevention sand and stone screening machine according to claim 1, characterized in that: the dust absorption curtain (6) is detachably connected to the cover plate (5).
6. The raise dust prevention sand and stone screening machine according to claim 5, characterized in that: the dust absorption curtain (6) is adhered to the cover plate (5).
7. The raise dust prevention sand and stone screening machine according to claim 5, characterized in that: be fixed with fixed block (53) on apron (5), slot (531) have been seted up in fixed block (53), dust absorption curtain (6) are fixed with inserted block (61) that are adapted in slot (531), apron (5) are equipped with fixing bolt (54) that are used for fixed inserted block (61) and fixed block (53).
8. The raise dust prevention sand and stone screening machine according to claim 1, characterized in that: and a magnetic block (8) is fixed at one end of the dust collection curtain (6) far away from the cover plate (5), and the magnetic block (8) is used for adsorbing the side plate (21).
9. The raise dust prevention sand and stone screening machine according to claim 1, characterized in that: vibration subassembly (4) include vibrating motor (41), pivot (42), belt (43) and eccentric pouring weight (44), vibrating motor (41) are fixed in frame (1), pivot (42) rotate the both sides of connecting in screen cloth frame (2), the both ends in pivot (42) can be fixed in eccentric pouring weight (44), the one end of pivot (42) and the output shaft of vibrating motor (41) are located to belt (43) cover.
10. The raise dust prevention sand and stone screening machine according to claim 9, characterized in that: the vibrating assembly (4) further comprises a plurality of springs (45), the springs (45) are located on two sides of the screen frame (2) respectively, one end of each spring (45) is fixed to the screen frame (2), and one end, far away from the screen frame (2), of each spring (45) is fixed to the rack (1).
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CN202022911279.2U CN214320841U (en) | 2020-12-05 | 2020-12-05 | Dustproof sandstone screening machine |
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CN202022911279.2U CN214320841U (en) | 2020-12-05 | 2020-12-05 | Dustproof sandstone screening machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114798429A (en) * | 2022-06-30 | 2022-07-29 | 徐州新路智能科技有限公司 | A gaseous micro-explosion separation and screening device of local vibration formula for grit |
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2020
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114798429A (en) * | 2022-06-30 | 2022-07-29 | 徐州新路智能科技有限公司 | A gaseous micro-explosion separation and screening device of local vibration formula for grit |
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Address after: 402760 Shalong village, Zhengxing Town, Bishan District, Chongqing Patentee after: Chongqing Xinke new building materials Co.,Ltd. Address before: 402760 Shalong village, Zhengxing Town, Bishan District, Chongqing Patentee before: Chongqing Xinke Concrete Co.,Ltd. |