CN219596742U - Dry powder mortar crushing and screening device for building - Google Patents
Dry powder mortar crushing and screening device for building Download PDFInfo
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- CN219596742U CN219596742U CN202320055414.9U CN202320055414U CN219596742U CN 219596742 U CN219596742 U CN 219596742U CN 202320055414 U CN202320055414 U CN 202320055414U CN 219596742 U CN219596742 U CN 219596742U
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- feed inlet
- dry powder
- powder mortar
- filter screen
- screening
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Abstract
The utility model relates to a dry powder mortar crushing and screening device for a building, which belongs to the technical field of screening devices and comprises a shell, a feed inlet arranged at the top of the shell and a discharge outlet arranged at the bottom of the shell, wherein a screening feed inlet is arranged in the middle of the shell, a secondary feed inlet is arranged at the upper end of the shell, a first crushing roller and a second crushing roller which are matched with each other are rotatably arranged between the secondary feed inlet and the feed inlet, a filter screen is obliquely arranged below the feed inlet, a vibrating motor is arranged at the lower end of the filter screen, the inclined tail end of the filter screen is communicated with the screening feed inlet, and a material conveying mechanism for conveying materials screened out from the screening feed inlet upwards to the secondary feed inlet is arranged on the outer wall of the shell; the utility model is beneficial to improving the working efficiency and the utilization rate of the dry powder mortar.
Description
Technical Field
The utility model belongs to the technical field of screening devices, and particularly relates to a dry powder mortar crushing and screening device for a building.
Background
The dry powder mortar is a granular or powdery material which is formed by physically mixing aggregate, inorganic cementing material, additives and the like which are subjected to drying and screening treatment according to a certain proportion, and is transported to a construction site in a bag or bulk mode, and the materials can be directly used after being mixed with water, namely mortar dry powder, dry mixed material and dry mixed powder, and some building adhesives belong to the category, the dry powder mortar plays roles of bonding, lining, protection and decoration in a thin layer in the building industry, and the application of building and decoration engineering is very wide; however, in the production process of the mortar, the raw materials are generally crushed and screened to obtain the dry powder mortar with the size meeting the use requirement, so that the dry powder mortar can be better applied to the building.
Aiming at the problems, the Chinese patent application with the authority of the publication number of CN216827098U discloses a dry powder mortar multistage screening device, which comprises a working box and a screening mechanism; working box: a material conveying pipe is arranged in the opening at the right end of the working box, a material conveying groove is arranged at the right end of the material conveying pipe, and a material discharging groove is arranged at the lower end of the working box; screening mechanism: the screening device comprises a fixing plate, a first bearing, a screening cylinder, a mounting cavity and a second bearing, wherein the fixing plate is arranged at the right end of the upper wall surface of a working box, the first bearing is arranged in an opening of the fixing plate, the inner side of an inner ring of the first bearing is fixedly connected with the right end of the outer cambered surface of the screening cylinder, the left end head of a conveying pipe extends to the inside of the screening cylinder, the mounting cavity is arranged in a mounting hole at the right end of the working box, and the second bearing is arranged in the mounting cavity; however, the dry powder mortar multistage screening device has the following defects: for some dry powder mortar with the diameter larger than the sieve holes of the sieving cylinder, the dry powder mortar enters the slag discharging groove under the action of the inclined blocks, so that the dry powder mortar is wasted to a certain extent; moreover, the dry powder mortar with the size larger than the filter holes of the filter plate can be blocked at the upper end of the filter plate 10, so that the collection of the dry powder mortar is inconvenient, and meanwhile, certain waste is caused, so that the production benefit is influenced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the dry powder mortar crushing and screening device for the building, which is favorable for improving the working efficiency and the utilization rate of the dry powder mortar.
The technical scheme of the utility model is as follows:
the utility model provides a screening plant is smashed to dry powder mortar for building, includes the casing, set up in the feed inlet at casing top and set up in the discharge gate of casing bottom the middle part of casing is provided with the screening feed inlet the secondary feed inlet has been seted up to the upper end of casing pivoted is provided with first crushing roller and the second crushing roller of matched with between secondary feed inlet and the feed inlet the below slope of feed inlet is provided with the filter screen the lower extreme of filter screen is provided with vibrating motor, the slope end of filter screen with the screening feed inlet is linked together the outer wall of casing is provided with and is used for following the material that the screening feed inlet sieved upwards carries to the conveying mechanism of secondary feed inlet, the up end of filter screen is close to slope terminal part has the shrink transition portion.
Further, the opening of the secondary feed inlet is directed toward the middle-upper portion of the filter screen.
Further, four mounting seats are arranged on the inner wall of the shell, and supporting rods for guiding the filter screen are respectively arranged on the four mounting seats.
Further, the periphery cover of branch is equipped with the spring just the upper and lower both ends of spring respectively with filter screen and mount pad fixed connection.
Further, an external motor for driving any one of the first crushing roller and the second crushing roller to rotate is arranged on the outer wall of the shell.
Further, the feeding mechanism comprises a driving motor arranged on the outer wall of the shell, a feeding cylinder is arranged at the output shaft end of the driving motor, a spiral blade positioned in the feeding cylinder is arranged at the output shaft end of the driving motor, a discharging part is integrally arranged at the top end of the feeding cylinder, and a guide plate is arranged between the discharging part and the secondary feeding hole.
Further, a receiving hopper which is communicated with the material conveying cylinder and corresponds to the sieving material opening is arranged at the position, close to the sieving material opening, of the material conveying cylinder.
Further, the material guide plate is in a downward inclined state, the upper end of the material guide plate is fixedly connected with the material conveying cylinder, and the lower end of the material guide plate is fixedly connected with the top of the shell.
Further, a plurality of collar members for fixing the feed cylinder to the housing are provided on the outer periphery of the feed cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the inclined filter screen, the vibrating motor, the screening port and the material conveying mechanism, the dry powder mortar with the diameter larger than that of the screen holes of the filter screen is conveyed to the first crushing roller and the second crushing roller for crushing and passes through the filter screen again, so that the working efficiency is improved, and the waste of raw materials is reduced;
according to the utility model, the spiral blades arranged in the material conveying cylinder of the material conveying mechanism can realize the conveying and stirring crushing of the dry powder mortar, and then the dry powder mortar is crushed in place after being processed by the first crushing roller and the second crushing roller, so that the utilization rate of the dry powder mortar is improved.
In a word, the utility model is beneficial to improving the working efficiency and the utilization rate of the dry powder mortar.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is an enlarged partial schematic view of the portion C in fig. 1.
Fig. 3 is a front view of the present utility model.
Fig. 4 is a schematic cross-sectional view taken along line A-A in fig. 3.
Fig. 5 is a schematic side view of the present utility model.
Fig. 6 is a schematic cross-sectional view taken along line B-B of fig. 5.
FIG. 7 is a schematic partial cross-sectional view of the present utility model.
FIG. 8 is a schematic partial cross-sectional view of another embodiment of the present utility model.
In the figure, 1, a shell, 2, a feed inlet, 3, a discharge outlet, 4, a screening feed inlet, 5, a secondary feed inlet, 6, a first crushing roller, 7, a second crushing roller, 8, a filter screen, 9, a vibrating motor, 10, a mounting seat, 11, a supporting rod, 12, a spring, 13, an external motor, 14, a driving motor, 15, a feed conveying cylinder, 16, a helical blade, 17, a blanking part, 18, a guide plate, 19, a receiving hopper, 20, a hoop piece, 21 and a shrinkage transition part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-8, a dry powder mortar crushing and screening device for a building comprises a shell 1, a feed inlet 2 arranged at the top of the shell 1 and a discharge outlet 3 arranged at the bottom of the shell 1, wherein a screening feed inlet 4 is arranged in the middle of the shell 1, a secondary feed inlet 5 is arranged at the upper end of the shell 1, a first crushing roller 6 and a second crushing roller 7 which are matched with each other are rotatably arranged between the secondary feed inlet 5 and the feed inlet 2, a filter screen 8 is obliquely arranged below the feed inlet 2, a vibrating motor 9 is arranged at the lower end of the filter screen 8, the inclined tail end of the filter screen 8 is communicated with the screening feed inlet 4, and a feed mechanism for conveying materials screened from the screening feed inlet 4 to the secondary feed inlet 5 upwards is arranged on the outer wall of the shell 1; an external motor 13 for driving any one of the first crushing roller 6 and the second crushing roller 7 to rotate is arranged on the outer wall of the shell 1; the upper end surface of the filter screen 8 is provided with a shrinkage transition part 21 near the inclined tail end part; the secondary feed opening 5 opens towards the middle upper part of the filter screen 8.
In this embodiment, the external motor 13 is connected to the mains supply, and drives one of the first pulverizing roller 6 and the second pulverizing roller 7 to rotate, so that the first pulverizing roller 6 and the second pulverizing roller 7 work simultaneously, one end of the filter screen 8 near the feed inlet 2 is higher than one end of the filter screen 8 near the sieving port 4, so that the dry powder mortar can undergo a longer sieving distance on the filter screen 8 after entering the device from the feed inlet 2, the dry powder mortar is ensured to be sieved more fully, the shrinkage transition part 21 is arranged to well collect the dry powder mortar which does not pass through the sieve holes of the filter screen 8 at the sieving port 4 and then convey the dry powder mortar to the secondary feed inlet 5 upwards through the material conveying mechanism, and the opening of the secondary feed inlet 5 faces the middle upper part of the filter screen 8, so that the dry powder mortar entering the device from the secondary feed inlet 5 falls into the higher end of the filter screen 8 after passing through the crushing roller 6 and the second pulverizing roller 7, and the fully sieving the dry powder mortar is ensured.
As shown in fig. 1 and 7, four mounting seats 10 are provided on the inner wall of the housing 1, and support rods 11 for guiding the filter screen 8 are provided on the four mounting seats 10, respectively; the outer periphery of the supporting rod 11 is sleeved with a spring 12, and the upper end and the lower end of the spring 12 are respectively and fixedly connected with the filter screen 8 and the mounting seat 10.
In this embodiment, the filter screen 8 is provided with a through hole matched with the supporting rod 11, after the filter screen 8 is installed in place, two ends of the spring 12 are respectively and fixedly connected with the bottom surface of the filter screen 8 and the installation seat 10, and the filter screen 8 works more efficiently under the action of the vibration motor 9 and the spring 12.
As shown in fig. 1-8, the feeding mechanism comprises a driving motor 14 arranged on the outer wall of the shell 1, a feeding cylinder 15 is arranged at the output shaft end of the driving motor 14, a helical blade 16 positioned in the feeding cylinder 15 is arranged at the output shaft end of the driving motor 14, a discharging part 17 is integrally arranged at the top end of the feeding cylinder 15, and a material guiding plate 18 is arranged between the discharging part 17 and the secondary feeding hole 5; a receiving hopper 19 which is communicated with the material conveying cylinder 15 and corresponds to the sieving material opening 4 is arranged at the position of the material conveying cylinder 15 close to the sieving material opening 4; the material guide plate 18 is in a downward inclined state, the upper end of the material guide plate 18 is fixedly connected with the material conveying cylinder 15, and the lower end of the material guide plate 18 is fixedly connected with the top of the shell 1; a plurality of collar members 20 for fixing the feed cylinder 15 to the housing 1 are provided on the outer circumference of the feed cylinder 15.
In this embodiment, the driving motor 14 is connected with the mains supply, and the output shaft end thereof is connected with a shaft rod arranged along the length direction of the material conveying cylinder 15, the helical blade 16 is welded and fixed on the shaft rod, the upper end opening of the material receiving hopper 19 is slightly larger than the sieving port 4, the two hoop members 20 are arranged, the hoop members 20 can be fixed on the outer wall of the shell 1 through bolts, the material conveying cylinder 15 is further fixed, and a surrounding baffle can be additionally arranged at the edge of the material conveying plate 18 in order to prevent the leakage of the dry powder mortar falling on the material conveying plate 18 from the blanking portion 17.
The specific working principle is as follows: the starting device is used for adding dry powder mortar into the device through the feed inlet 2, firstly, the dry powder mortar falls on the higher end of the filter screen 8, the dry powder mortar passing through the filter screen 8 is collected from the discharge port 3, the dry powder mortar which does not pass through the filter screen 8 enters the conveying cylinder 15 from the screening material port 4 through the receiving hopper 19 and is conveyed to a high position under the action of the helical blade 16, meanwhile, the dry powder mortar is crushed to a certain extent, and at the top end position of the conveying cylinder 15, the dry powder mortar falls on the guide plate 18 through the blanking part 17 due to inertia until entering the secondary feed inlet 5 and is crushed again by the first crushing roller 6 and the second crushing roller 7, then falls on the filter screen 8 for screening again, and the dry powder mortar which is screened is collected through the discharge port 3, so that the whole use efficiency is high.
Claims (9)
1. The utility model provides a screening plant is smashed to dry powder mortar for building, includes casing (1), set up in feed inlet (2) at casing (1) top and set up in discharge gate (3) of casing (1) bottom, its characterized in that: the middle part of casing (1) is provided with screening feed inlet (4) the upper end of casing (1) has been seted up secondary feed inlet (5) pivoted is provided with first crushing roller (6) and second crushing roller (7) of matched with between secondary feed inlet (5) and feed inlet (2) the below slope of feed inlet (2) is provided with filter screen (8) the lower extreme of filter screen (8) is provided with vibrating motor (9), the slope end of filter screen (8) with screening feed inlet (4) are linked together the outer wall of casing (1) is provided with and is used for follow the material that screening feed inlet (4) screen out upwards carries to the conveying mechanism of secondary feed inlet (5), the up end of filter screen (8) is close to slope terminal part and has shrink transition portion (21).
2. The dry powder mortar crushing and screening device for construction according to claim 1, wherein: the opening of the secondary feed inlet (5) faces to the middle upper part of the filter screen (8).
3. The dry powder mortar crushing and screening device for construction according to claim 1, wherein: four mounting seats (10) are arranged on the inner wall of the shell (1), and supporting rods (11) for guiding the filter screen (8) are respectively arranged on the four mounting seats (10).
4. A dry powder mortar crushing and screening device for construction according to claim 3, wherein: the periphery of the supporting rod (11) is sleeved with a spring (12), and the upper end and the lower end of the spring (12) are fixedly connected with the filter screen (8) and the mounting seat (10) respectively.
5. The dry powder mortar crushing and screening device for construction according to claim 1, wherein: an external motor (13) for driving any one of the first crushing roller (6) and the second crushing roller (7) to rotate is arranged on the outer wall of the shell (1).
6. The dry powder mortar crushing and screening device for construction according to claim 1, wherein: the feeding mechanism comprises a driving motor (14) arranged on the outer wall of the shell (1), a feeding barrel (15) is arranged at the output shaft end of the driving motor (14), a spiral blade (16) arranged in the feeding barrel (15) is arranged at the output shaft end of the driving motor (14), a discharging part (17) is integrally arranged at the top end of the feeding barrel (15), and a material guiding plate (18) is arranged between the discharging part (17) and the secondary feeding hole (5).
7. The dry powder mortar crushing and screening device for construction according to claim 6, wherein: the material conveying cylinder (15) is provided with a material receiving hopper (19) which is communicated with the material conveying cylinder (15) and corresponds to the material sieving opening (4) at a position close to the material sieving opening (4).
8. The dry powder mortar crushing and screening device for construction according to claim 6, wherein: the material guiding plate (18) is in a downward inclined state, the upper end of the material guiding plate (18) is fixedly connected with the material conveying cylinder (15), and the lower end of the material guiding plate (18) is fixedly connected with the top of the shell (1).
9. The dry powder mortar crushing and screening device for construction according to claim 6, wherein: a plurality of collar members (20) for fixing the feed cylinder (15) to the housing (1) are provided on the outer periphery of the feed cylinder (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320055414.9U CN219596742U (en) | 2023-01-09 | 2023-01-09 | Dry powder mortar crushing and screening device for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320055414.9U CN219596742U (en) | 2023-01-09 | 2023-01-09 | Dry powder mortar crushing and screening device for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596742U true CN219596742U (en) | 2023-08-29 |
Family
ID=87744300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320055414.9U Active CN219596742U (en) | 2023-01-09 | 2023-01-09 | Dry powder mortar crushing and screening device for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596742U (en) |
-
2023
- 2023-01-09 CN CN202320055414.9U patent/CN219596742U/en active Active
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