CN216574052U - Gravel and sand screening plant is used in concrete production and processing based on slay - Google Patents
Gravel and sand screening plant is used in concrete production and processing based on slay Download PDFInfo
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- CN216574052U CN216574052U CN202122204177.1U CN202122204177U CN216574052U CN 216574052 U CN216574052 U CN 216574052U CN 202122204177 U CN202122204177 U CN 202122204177U CN 216574052 U CN216574052 U CN 216574052U
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Abstract
The utility model belongs to screening equipment, and particularly relates to a slag-based gravel and sand screening device for concrete production and processing, which comprises a rack and a screening device, wherein the rack is symmetrically distributed, the screening device is arranged on the rack and comprises a turnover type supporting mechanism and a reciprocating type screening mechanism; the turnover type supporting mechanism comprises a turnover frame and an adjusting motor, the turnover frame is rotatably arranged on the inner side of the rack, the adjusting motor is arranged on the outer side of the rack, and the driving end of the adjusting motor is connected with the central position of the turnover frame; the reciprocating type screening mechanism comprises a movable screening mechanism and a reciprocating collision mechanism, the movable screening mechanism comprises a positioning frame, a screen, an elastic telescopic assembly and a guide pillar, the reciprocating collision mechanism is installed on the roll-over stand, and the end part of the reciprocating collision mechanism is connected with the bottom of the positioning frame and used for driving the positioning frame to perform reciprocating linear motion.
Description
Technical Field
The utility model belongs to screening equipment, and particularly relates to a gravel and sand screening device for concrete production and processing based on slag.
Background
Concrete is a generic term for engineering composites where aggregates are cemented into a whole by cementitious materials. The concrete is usually cement as cementing material and sand and stone as aggregate; the cement concrete, also called ordinary concrete, is widely used in civil engineering. The sand and stone need to be screened in the concrete processing process.
Part gravel and sand screening plant is used in concrete processing at present, can not the efficient sieve, and screening efficiency and screening quality are relatively poor, and the great stone of volume stops on the filter screen easily, inconvenient clearance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gravel and sand screening device for concrete production and processing based on slag.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the screening device comprises a rack and a screening device, wherein the rack is symmetrically distributed, the screening device is arranged on the rack, and the screening device comprises a turnover type supporting mechanism and a reciprocating type screening mechanism;
the turnover type supporting mechanism comprises a turnover frame and an adjusting motor, the turnover frame is rotatably arranged on the inner side of the rack, the adjusting motor is arranged on the outer side of the rack, and the driving end of the adjusting motor is connected with the central position of the turnover frame and used for driving the turnover frame to turn over;
the reciprocating type screening mechanism comprises a movable screening mechanism and a reciprocating collision mechanism, the movable screening mechanism comprises a positioning frame, a screen, elastic telescopic assemblies and guide pillars, the screen is arranged in the positioning frame, the side end of the positioning frame is connected with the side wall of the corresponding roll-over stand through a plurality of elastic telescopic assemblies, the guide pillars are arranged at the side end of the positioning frame, the end parts of the guide pillars penetrate through guide through holes arranged on the side wall of the roll-over stand, the guide pillars are in sliding fit with the guide through holes, and the guide pillars and the elastic telescopic assemblies are distributed in parallel; the reciprocating collision mechanism is arranged on the turnover frame and is positioned below the positioning frame, and the end part of the reciprocating collision mechanism is connected with the bottom of the positioning frame and is used for driving the positioning frame to perform reciprocating linear motion;
when the elastic telescopic assembly on one side of the positioning frame is in a compressed state, the elastic telescopic assembly on the other side of the positioning frame is in a stretched state.
Preferably, each elastic telescopic assembly comprises a guide sleeve, a guide rod and an elastic assembly, the guide sleeve is horizontally arranged on the inner side of the turnover frame, the guide rod is horizontally arranged at the side end of the positioning frame, the end part of the guide rod extends into the guide sleeve and is in sliding fit with the guide sleeve, the elastic assembly sleeves the guide sleeve and the guide rod, one end of the elastic assembly is connected with the outer wall of the positioning frame, and the other end of the elastic assembly is connected with the side wall of the turnover frame.
Preferably, the reciprocating collision mechanism comprises a linkage driving mechanism and a reciprocating collision assembly; the two reciprocating collision assemblies are arranged and correspond to the turnover frames one by one;
each reciprocating collision mechanism comprises a support, a driving shaft, a reversing transmission assembly and an eccentric collision block, the support is arranged at the bottom of the side end of the positioning frame, a plurality of circular grooves are formed in the lower end face of the support, the driving shaft is rotatably arranged on the inner side of the turnover frame, the eccentric collision blocks correspond to the circular grooves one by one, the eccentric collision blocks are arranged at the end parts of a short shaft and are in rotating fit with the turnover frame, the eccentric collision blocks are positioned in the corresponding circular grooves and are in contact with the inner walls of the circular grooves, the driving shaft and the short shaft are connected through the reversing transmission assembly, one end of the reversing transmission assembly is connected with the driving shaft, and the other end of the reversing transmission assembly is connected with the end parts of the corresponding short shaft;
the linkage driving mechanism is arranged on the roll-over stand and used for driving the two driving shafts to rotate simultaneously.
Preferably, each reversing transmission assembly comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is mounted on the driving shaft, and the second bevel gear is mounted at the end of the short shaft.
Preferably, the linkage driving mechanism comprises a driving motor, a transmission shaft, a bevel gear III and a bevel gear IV, wherein the transmission shaft is horizontally and rotatably arranged between the two turning frames, the driving motor is arranged on one of the turning frames, the driving end of the driving motor is connected with the end part of the driving shaft, the bevel gear III is arranged on the end part of the driving shaft, the bevel gear IV is arranged on the end part of the transmission shaft, and the bevel gear III is meshed with the bevel gear IV.
Preferably, the screen is detachably mounted in the positioning frame.
Has the advantages that: when the screening machine is used, the screening machine is used for screening sand and stones, when the screening of the sand and stones is carried out, the driving motor is started, the driving shaft is driven to rotate by the driving motor after being started, the other driving shaft is driven to simultaneously rotate by the third bevel gear, the fourth bevel gear and the transmission shaft when the driving shaft rotates, the short shaft is driven to rotate by the first bevel gear and the second bevel gear, the short shaft drives the eccentric impact block to rotate when rotating, the eccentric impact block can generate impact extrusion along with the side wall of the circular groove when rotating, so that the support is driven to carry out reciprocating linear motion in the horizontal direction, the screen in the positioning frame is in a reciprocating linear motion state, the screening purpose of the sand and stones is achieved, small-size (meeting the requirements) sand and stones can fall through the screen holes on the screen, large-size (not meeting the requirements) sand and stones can be cut above the screen, and finally the overturning frame is driven to swing through adjustment, the screen is in an inclined state or a turning state, so that large-size sand and stones stopped on the screen are dumped, and the sand and stones are conveniently screened; through this mode, improved efficiency and the quality of gravel and sand screening.
When the screen mesh positioning device is used, when the elastic component on one side of the positioning frame is in a compressed state, the elastic component on the other side of the positioning frame is in a stretched state, and the positioning frame and the screen mesh are more smooth and stable in reciprocating linear motion through stretching and contraction of the elastic component.
The sand and stone screening machine is simple in structure, improves the sand and stone screening efficiency and quality when screening sand and stone, and brings convenience to concrete processing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a bottom view of the present invention;
FIG. 2 is a schematic view of the distribution of the circular slot and the eccentric impact mass;
FIG. 3 is an enlarged view taken at A in FIG. 1;
FIG. 4 is an enlarged view at B of FIG. 1;
FIG. 5 is an enlarged view at C of FIG. 2;
wherein:
1-frame, 2-adjusting motor, 3-roll-over stand, 4-positioning frame, 5-screen, 6-guide post, 7-guide rod, 8-elastic component, 9-support, 10-circular groove, 11-driving motor, 12-driving shaft, 13-bevel gear I, 14-bevel gear II, 15-eccentric collision block, 16-bevel gear III, 17-bevel gear IV, 18-transmission shaft and 19-short shaft.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
The gravel and sand screening device for slag-based concrete production and processing, which is shown in fig. 1 to 5, is used for screening gravel and sand, and comprises a frame 1 and a screening device, wherein the frame 1 is symmetrically distributed, the screening device is arranged on the frame 1, and the screening device comprises a turnover type supporting mechanism and a reciprocating type screening mechanism;
the overturning type supporting mechanism comprises an overturning frame 3 and an adjusting motor 2, the overturning frame 3 is rotatably arranged on the inner side of the rack 1, the adjusting motor 2 is arranged on the outer side of the rack 1, and the driving end of the adjusting motor is connected with the central position of the overturning frame 3 and used for driving the overturning frame to overturn so as to conveniently topple over large-size particles stopped on the screen;
the reciprocating type screening mechanism comprises a movable screening mechanism and a reciprocating collision mechanism, the movable screening mechanism comprises a positioning frame 4, a screen 5, elastic telescopic components and guide pillars 6, the screen 5 is arranged in the positioning frame 4, the side end of the positioning frame 4 is connected with the side wall of the corresponding roll-over stand 3 through a plurality of elastic telescopic components, the guide pillars 6 are arranged at the side end of the positioning frame 4, the end parts of the guide pillars 6 penetrate through guide through holes arranged on the side wall of the roll-over stand 3, the guide pillars 6 are in sliding fit with the guide through holes, and the guide pillars 6 and the elastic telescopic components are distributed in parallel; the reciprocating collision mechanism is arranged on the roll-over stand 3 and is positioned below the positioning frame 4, and the end part of the reciprocating collision mechanism is connected with the bottom of the positioning frame 4 and is used for driving the positioning frame 4 to perform reciprocating linear motion;
when the elastic expansion assembly on one side of the positioning frame 4 is in a compressed state, the elastic expansion assembly on the other side of the positioning frame 4 is in a stretched state.
In this embodiment, each elastic telescopic component includes a guide sleeve, a guide rod 7 and an elastic component 8, the guide sleeve is horizontally disposed at the inner side of the roll-over stand 3, the guide rod 7 is horizontally disposed at the side end of the positioning frame 4, the end of the guide rod 7 extends into the guide sleeve and is in sliding fit with the guide sleeve, the elastic component 8 sleeves the guide sleeve and the guide rod 7, one end of the elastic component 8 is connected with the outer wall of the positioning frame 4, and the other end of the elastic component is connected with the side wall of the roll-over stand 3.
In the embodiment, the reciprocating collision mechanism comprises a linkage driving mechanism and a reciprocating collision assembly; two reciprocating collision assemblies are arranged and correspond to the turnover frames 3 one by one;
each reciprocating collision mechanism comprises a support 9, a driving shaft 12, a reversing transmission assembly and an eccentric collision block 15, wherein the support 9 is installed at the bottom of the side end of the positioning frame 4, the lower end face of the support 9 is provided with a plurality of circular grooves 10, the driving shaft 12 is rotatably installed on the inner side of the roll-over stand 3, the eccentric collision blocks 15 correspond to the circular grooves 10 one by one, the eccentric collision blocks 15 are installed at the end part of a short shaft 19, the short shaft 19 is in rotating fit with the roll-over stand 3, the eccentric collision blocks 15 are located in the corresponding circular grooves 10 and are in contact with the inner wall of the circular grooves 10, the driving shaft 12 and the short shaft 19 are connected through the reversing transmission assembly, one end of the reversing transmission assembly is connected with the driving shaft 12, and the other end of the reversing transmission assembly is connected with the end part of the corresponding short shaft 19;
the linkage driving mechanism is arranged on the roll-over stand 3 and is used for driving the two driving shafts 12 to rotate simultaneously.
In the embodiment, each reversing transmission assembly comprises a bevel gear I13 and a bevel gear II 14 which are meshed with each other, the bevel gear I13 is installed on the driving shaft 12, and the bevel gear II 14 is installed at the end part of the short shaft 19.
In this embodiment, the linkage driving mechanism comprises a driving motor 11, a transmission shaft 18, a bevel gear III 16 and a bevel gear IV 17, wherein the transmission shaft 18 is horizontally and rotatably installed between the two roll-over stands 3, the driving motor 11 is installed on one of the roll-over stands 3, the driving end of the driving shaft is connected with the end part of the driving shaft 12, the bevel gear III 16 is installed on the end part of the driving shaft 12, the bevel gear IV 17 is installed on the end part of the transmission shaft 18, and the bevel gear III 16 is meshed with the bevel gear IV 17.
In this embodiment, the screen 5 is detachably installed in the positioning frame 4, and the screen 5 can be replaced.
When the screening machine is used for screening sand and stones, the driving motor 11 is started, the driving shaft 12 is driven to rotate by the driving motor 11 after the driving motor 11 is started, the driving shaft 12 drives the other driving shaft 12 to rotate simultaneously through the third bevel gear 16, the fourth bevel gear 17 and the transmission shaft 18 when the driving shaft 12 rotates, the short shaft 19 is driven to rotate through the first bevel gear 13 and the second bevel gear 14, the short shaft 19 drives the eccentric impact block 15 to rotate when the short shaft rotates, the eccentric impact block 15 can collide and extrude the side wall of the circular groove 10 when rotating, so that the support 9 is driven to do reciprocating linear motion in the horizontal direction, the screen 5 in the positioning frame 4 is in a reciprocating linear motion state, the purpose of screening the sand and stones is achieved, small-size (meeting requirements) sand and stones can fall through screen holes on the screen 5, and large-size (not meeting requirements) sand and stones can be stopped above the screen 5, finally, the adjusting motor 2 drives the turnover frame 3 to swing, so that the screen 5 is in an inclined state or a turnover state, large-size sand and stones stopped on the screen 5 are dumped, and the sand and stones are conveniently screened; through this mode, improved efficiency and the quality of gravel and sand screening.
When the screen mesh positioning device is used, when the elastic component on one side of the positioning frame is in a compressed state, the elastic component on the other side of the positioning frame is in a stretched state, and the positioning frame and the screen mesh are more smooth and stable in reciprocating linear motion through stretching and contraction of the elastic component.
The sand and stone screening machine is simple in structure, improves the sand and stone screening efficiency and quality when screening sand and stone, and brings convenience to concrete processing.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A gravel and sand screening device for concrete production and processing based on slag is used for screening gravel and sand, and comprises a rack (1) and a screening device, wherein the rack (1) is symmetrically distributed, the screening device is arranged on the rack (1), and the screening device comprises a turnover type supporting mechanism and a reciprocating type screening mechanism;
the turnover type supporting mechanism comprises a turnover frame (3) and an adjusting motor (2), the turnover frame (3) is rotatably installed on the inner side of the rack (1), the adjusting motor (2) is installed on the outer side of the rack (1), and the driving end of the turnover frame (3) is connected with the central position of the turnover frame and used for driving the turnover frame (3) to turn over;
the reciprocating screening mechanism comprises a movable screening mechanism and a reciprocating collision mechanism, the movable screening mechanism comprises a positioning frame (4), a screen (5), elastic telescopic components and guide pillars (6), the screen (5) is arranged in the positioning frame (4), the side ends of the positioning frame (4) are connected with the side walls of the corresponding roll-over frames (3) through a plurality of elastic telescopic components, a plurality of guide pillars (6) are arranged at the side ends of the positioning frame (4), the end parts of the guide pillars (6) penetrate through guide through holes arranged on the side walls of the roll-over frames (3), the guide pillars (6) are in sliding fit with the guide through holes, and the guide pillars (6) and the elastic telescopic components are distributed in parallel; the reciprocating collision mechanism is arranged on the roll-over stand (3) and is positioned below the positioning frame (4), and the end part of the reciprocating collision mechanism is connected with the bottom of the positioning frame (4) and is used for driving the positioning frame (4) to do reciprocating linear motion;
when the elastic telescopic component on one side of the positioning frame (4) is in a compressed state, the elastic telescopic component on the other side of the positioning frame (4) is in a stretched state.
2. A gravel screening device for slag-based concrete production and processing according to claim 1, wherein each elastic expansion component comprises a guide sleeve, a guide rod (7) and an elastic component (8), the guide sleeve is horizontally arranged on the inner side of the roll-over stand (3), the guide rod (7) is horizontally arranged at the side end of the positioning frame (4), the end part of the guide rod (7) extends into the guide sleeve and is in sliding fit with the guide sleeve, the elastic component (8) sleeves the guide sleeve and the guide rod (7), one end of the elastic component (8) is connected with the outer wall of the positioning frame (4), and the other end of the elastic component is connected with the side wall of the roll-over stand (3).
3. The slag-based gravel and sand screening device for concrete production according to claim 1, wherein the reciprocating collision mechanism comprises a linkage driving mechanism and a reciprocating collision assembly; the number of the reciprocating collision assemblies is two, and the two reciprocating collision assemblies correspond to the roll-over frames (3) one by one;
each reciprocating collision mechanism comprises a support (9), a driving shaft (12), a reversing transmission assembly and an eccentric collision block (15), the support (9) is installed at the bottom of the side end of the positioning frame (4), a plurality of circular grooves (10) are formed in the lower end face of the support (9), the driving shaft (12) is rotatably installed on the inner side of the roll-over stand (3), the eccentric collision blocks (15) are in one-to-one correspondence with the circular grooves (10), the eccentric collision blocks (15) are installed at the end of a short shaft (19), the short shaft (19) is in running fit with the roll-over stand (3), the eccentric collision blocks (15) are located in the corresponding circular grooves (10) and are in contact with the inner wall of the circular grooves (10), the driving shaft (12) and the short shaft (19) are connected through the reversing transmission assembly, one end of the reversing transmission assembly is connected with the driving shaft (12), the other end is connected with the end part of the corresponding short shaft (19);
the linkage driving mechanism is arranged on the roll-over stand (3) and used for driving the two driving shafts (12) to rotate simultaneously.
4. A slag-based screening apparatus for sand and stone for concrete production and processing according to claim 3, wherein each reversing gear assembly comprises a first bevel gear (13) and a second bevel gear (14) which are engaged with each other, the first bevel gear (13) being mounted on the driving shaft (12), and the second bevel gear (14) being mounted on the end of the short shaft (19).
5. A gravel screening device for slag-based concrete production and processing according to claim 3, wherein the linkage driving mechanism comprises a driving motor (11), a transmission shaft (18), a bevel gear III (16) and a bevel gear IV (17), the transmission shaft (18) is horizontally and rotatably installed between the two turning frames (3), the driving motor (11) is installed on one of the turning frames (3) and the driving end is connected with the end of the driving shaft (12), the bevel gear III (16) is installed on the end of the driving shaft (12), the bevel gear IV (17) is installed on the end of the transmission shaft (18), and the bevel gear III (16) is meshed with the bevel gear IV (17).
6. A slag-based screening apparatus for sand and stone for concrete production and processing according to claim 1, wherein the screen (5) is detachably installed in the positioning frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122204177.1U CN216574052U (en) | 2021-09-11 | 2021-09-11 | Gravel and sand screening plant is used in concrete production and processing based on slay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122204177.1U CN216574052U (en) | 2021-09-11 | 2021-09-11 | Gravel and sand screening plant is used in concrete production and processing based on slay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216574052U true CN216574052U (en) | 2022-05-24 |
Family
ID=81636988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122204177.1U Expired - Fee Related CN216574052U (en) | 2021-09-11 | 2021-09-11 | Gravel and sand screening plant is used in concrete production and processing based on slay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216574052U (en) |
-
2021
- 2021-09-11 CN CN202122204177.1U patent/CN216574052U/en not_active Expired - Fee Related
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Granted publication date: 20220524 |