CN213137296U

CN213137296U - Cement paste mixer

Info

Publication number: CN213137296U
Application number: CN202021754765.1U
Authority: CN
Inventors: 肖建红; 汪霄
Original assignee: Renling Ready Mixed Concrete Co ltd
Current assignee: Renling Ready Mixed Concrete Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-07
Anticipated expiration: 2030-08-20

Abstract

The application relates to a cement paste mixer, including the frame of mixer, the bottom of frame is provided with the platform of placing that is used for placing the agitator kettle along vertical direction slip, places the bench and can dismantle the support that is provided with the agitator kettle and is used for supporting the agitator kettle. The stirring rod is arranged at the top of the frame along the vertical direction, the stirring rod is inserted into the stirring pot from the through hole, the stirring rod is provided with a first double-spiral helical fan blade, and two second helical fan blades attached to the inner wall of the stirring pot are arranged in the stirring pot along the circumferential rotation of the stirring pot. The stirring pot is provided with a cover plate, a through hole is formed in the middle of the cover plate, and a linkage assembly for driving the second spiral fan blade and the first spiral fan blade to rotate reversely is arranged in the cover plate. During the stirring, the puddler orders about second spiral flabellum and first spiral flabellum antiport through the linkage subassembly to make the clean thick liquid of cement produce the torrent, make the clean thick liquid of cement stir back more even, effectively avoid the layering condition to take place.

Description

Cement paste mixer

Technical Field

The application relates to the field of stirring equipment, in particular to a cement paste mixer.

Background

The cement paste mixer is equipment for mixing cement and water according to the standard specification and then stirring the mixture into uniform test paste for measuring the standard consistency and the setting time of the cement and manufacturing a stability test block, and is one of indispensable equipment necessary for cement laboratories of cement factories, building construction units, related professional colleges and scientific research units.

The patent of grant bulletin No. CN211221366U discloses a cement paste mixer, which comprises a frame, the bottom side at frame top is provided with stirring vane, the lateral wall of frame is provided with the mount of vertical slip connection, can dismantle on the mount and be connected with the agitator kettle, be connected with the drive mount vertical motion on the mount and peg graft the drive assembly in the agitator kettle to stirring vane, the sliding tray that the level set up has been seted up in the mount, the sliding tray is the type of falling T, the sliding tray inslot cunning is connected with a positioning seat, peg graft in the positioning seat the bottom of agitator kettle, the inserting groove that supplies the agitator kettle to peg graft is seted up to the one end that the frame was kept away from to the mount, inserting groove and sliding tray in-connection, and the bore of inserting groove is greater than the bore of sliding tray, the bore of inserting groove is greater than the bore of agitator kettle bottom.

With respect to the related art among the above, there are the following drawbacks: because the cement paste is formed by mixing a plurality of components, the layering condition is easy to occur under the action of centrifugal force in the stirring process, so that the stirred cement paste is not uniformly mixed.

SUMMERY OF THE UTILITY MODEL

In order to make behind the net thick liquid stirring of cement more even, this application provides a net thick liquid mixer of cement.

The application provides a pair of cement paste mixer adopts following technical scheme:

the utility model provides a cement paste mixer, includes the frame of mixer, the bottom of frame is provided with the platform of placing that is used for installing the agitator kettle, it is provided with the agitator kettle to place bench detachably, the top of frame is provided with the puddler, be equipped with first spiral flabellum on the puddler, be provided with on the inner wall of agitator kettle and revolve to the same second spiral flabellum with first spiral flabellum.

Through adopting above-mentioned technical scheme, put into the agitator kettle with the cement paste, place the platform with the agitator kettle, stretch into the puddler, open the mixer and begin the stirring, the puddler drives first helical blade and rotates, first helical blade drives the cement paste intermediate position and rolls along vertical direction, the clean thick liquid of pivoted cement contacts with the second helical blade in the agitator kettle, the clean thick liquid of cement rolls along vertical direction to the direction opposite with the intermediate part under the restriction of second helical blade all around, thereby make the inside and outside torrent that forms of the clean thick liquid of cement, thereby with the clean thick liquid intensive mixing of cement, it is more even after making the clean thick liquid of cement stir, effectively avoid the layering condition to take place.

Preferably, the stirring pot is provided with a cover plate, the stirring pot is provided with a fixing part for fixing the cover plate, and the top of the cover plate is provided with a through hole for the stirring rod and the second spiral fan blade to pass through.

Through adopting above-mentioned technical scheme, insert the puddler from the perforation in the middle into the agitator kettle and stir during the stirring, effectively avoid the clean thick liquid spill of cement among the stirring process.

Preferably, the fixing part is an insertion rod fixed on the outer wall of the cover plate, and an insertion ring for inserting the insertion rod is arranged on the outer part of the stirring pot.

Through adopting above-mentioned technical scheme, when the installation apron, insert the inserted bar and insert in the ring, effectively prevent to produce vibrations in the course of the work, shake the apron and fall, improve the stability of device.

Preferably, the second spiral fan blade is rotatably arranged in the stirring pot, the second spiral fan blade is slidably connected with the inner wall of the stirring pot, and the cover plate is provided with a linkage assembly which drives the second spiral fan blade to rotate through the stirring rod.

Through adopting above-mentioned technical scheme, when the puddler rotated, drive second spiral flabellum through the linkage subassembly and rotate to further improve the stirring effect of device.

Preferably, the linkage assembly comprises a gear, an outer toothed ring and an inner toothed ring, the outer toothed ring is coaxially and rotatably connected with the cover plate through a through hole, and a first driving part for driving the outer toothed ring to rotate is arranged on the stirring rod; the coaxial rotation of interior ring gear sets up in the apron, gear rotation sets up and just lies in between outer ring gear and the interior ring gear on the apron, gear and interior ring gear and outer ring gear intermeshing, be provided with on the interior ring gear and be used for ordering about second spiral flabellum pivoted second drive division.

Through adopting above-mentioned technical scheme, insert the puddler behind the agitator kettle, the puddler passes through first drive division and is connected with outer ring gear, open the mixer and order about outer ring gear and begin to rotate, outer ring gear passes through gear drive inner ring gear and outer ring gear antiport, thereby order about second helical fan leaf and first helical fan leaf antiport, because first helical fan leaf revolves to the same with second helical fan leaf, during both relative rotations, the inside and outside torrent that forms of cement paste, it is more even after making the cement paste stir, effectively avoid the layering condition to take place.

Preferably, the first driving part is a first driving block fixedly arranged on the side wall of the stirring rod, and a convex block used for being in contact with the first driving block is fixedly arranged on the inner wall of the outer gear ring; the second driving part is a second driving block fixedly arranged on the inner gear ring, and the second driving block extends out of the cover plate to be in contact with the second spiral fan blade.

By adopting the technical scheme, the stirring rod is inserted into the through hole, the stirrer is started, and the outer toothed ring starts to rotate when the stirring shaft rotates until the first driving block is contacted with the bump; when the outer gear ring rotates to the contact of the second driving block and the second spiral fan blade, the second spiral fan blade is driven to start rotating, alignment is not needed during installation, and the stirring rod is directly inserted into the stirring rod, so that the installation process is more convenient and faster.

Preferably, the placing table is arranged on the rack in a sliding mode along the vertical direction.

Through adopting above-mentioned technical scheme, will place the platform and slide down during the installation, place the agitator kettle and place the bench, order about and place the platform and rise the time puddler and insert the agitator kettle in, make the installation convenient and fast more.

Preferably, a fixing frame for supporting the stirring pot is arranged on the placing table.

Through adopting above-mentioned technical scheme, the time stirring in-process, the agitated kettle is more stable, effectively avoids the cement paste to spill because of vibrations.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the stirring rod is provided with a first spiral fan blade, the inner wall of the stirring pot is provided with a second spiral fan blade with the same rotating direction as the first spiral fan blade, and when the stirring rod rotates, turbulence is formed inside and outside the cement paste, so that the cement paste is stirred more uniformly, and the layering condition is effectively avoided;

2. the cover plate is provided with a linkage assembly which drives the second spiral fan blade to rotate through the stirring rod, and when the stirring rod rotates, the second spiral fan blade and the first spiral fan blade are driven to rotate in the opposite direction through the linkage assembly, so that the stirring effect of the device is further improved;

3. the placing table is arranged on the rack in a sliding mode along the vertical direction, the cement paste is placed in the stirring pot, the stirring rod is inserted into the stirring pot in the ascending process after the placing table, manual insertion is not needed, and the installation process is more convenient and faster.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial cross-sectional view of a portion of a stir pan in an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Description of reference numerals: 1. a frame; 11. a drive source; 12. a motor; 2. a placing table; 21. a fixed mount; 22. a card slot; 3. a stirred pot; 31. a second helical fan blade; 32. a clamping block; 4. a stirring rod; 41. a first helical fan blade; 5. a cover plate; 51. perforating; 52. inserting a rod; 53. inserting a ring; 6. a linkage assembly; 61. an outer ring gear; 611. a first driving block; 612. a bump; 62. a gear; 63. an inner gear ring; 631. and a second driving block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses cement paste mixer. Referring to fig. 1, the stirring machine comprises a frame 1 of the stirring machine, a placing table 2 for placing a stirring pot 3 is arranged at the bottom of the frame 1 in a sliding mode along the vertical direction, the stirring pot 3 for placing cement paste and a fixing frame 21 for supporting the stirring pot 3 are detachably arranged on the placing table 2, and a cover plate 5 is arranged on the stirring pot 3 to prevent the cement paste from scattering in the stirring process; the top of the frame 1 is provided with a stirring rod 4 and a motor 12 for driving the stirring rod 4 to rotate, and a through hole 51 for inserting the stirring rod 4 is formed in the middle of the cover plate 5. The stirring rod 4 is provided with a first helical blade 41 having a double helix shape.

Referring to fig. 1 and 2, a driving source 11 for driving the placing table 2 to slide up and down is provided at the bottom of the frame 1, and in this embodiment, a jack is used as the driving source 11. The jack is fixedly installed at the bottom of the rack 1 along the vertical direction, a piston rod of the jack is vertically upward, and the placing table 2 is welded on the piston rod of the jack. Be provided with on the top surface of placing platform 2 and be used for placing agitator kettle 3 with the recess that the bottom surface radian is the same of agitator kettle 3, place and weld on the platform 2 and have mount 21, two draw-in grooves 22 that are used for fixed agitator kettle 3 are seted up to the symmetry on the mount 21, and the symmetrical welding has two on the lateral wall of agitator kettle 3 and is used for being connected with the mounting bracket with the fixture block 32 of the draw-in groove 22 adaptation on the mounting bracket.

Referring to fig. 2 and 3, two second helical blades 31 attached to the inner wall of the stirring pan 3 are rotatably disposed in the stirring pan 3 along the circumferential direction thereof, and the rotation direction of the second helical blades 31 is the same as that of the first helical blades 41. A plurality of holes are uniformly formed in the two second spiral fan blades 31, so that a vortex is generated when the cement paste passes through the holes, and the cement paste is stirred more uniformly.

Referring to fig. 2 and 3, a cover plate 5 is detachably arranged on the stirring pot 3, the cover plate 5 is divided into two layers and is arranged in a hollow mode, the diameter of the upper layer of the cover plate 5 is larger than that of the stirring pot 3, and the diameter of the lower layer of the cover plate 5 is smaller than that of the stirring pot 3. Two inserted bars 52 are welded on the side wall of the cover plate 5, two inserted rings 53 for inserting the inserted bars 52 are welded on the outer wall of the stirring pot 3, and when the cover plate 5 covers the stirring pot 3, the inserted bars 52 are inserted into the inserted rings 53, so that the cover plate 5 is effectively prevented from deviating in the stirring process. The cover plate 5 is internally provided with a linkage assembly 6 for driving the second helical fan blade 31 to rotate reversely through the stirring rod 4.

Referring to fig. 2 and 3, the linkage assembly 6 includes an outer gear ring 61, an inner gear ring 63, and four gears 62. A through hole 51 for the stirring rod 4 and the first spiral fan blade 41 to pass through is formed in the middle of the cover plate 5, the outer toothed ring 61 is coaxially and rotatably arranged at the position, located at the through hole 51, of the cover plate 5, the inner diameter of the outer toothed ring 61 is equal to that of the through hole 51, two convex blocks 612 are symmetrically welded on the inner wall of the outer toothed ring 61, two first driving blocks 611 which are respectively abutted to the convex blocks 612 are welded at the top of the stirring rod 4, and the outer toothed ring 61 is driven to rotate through the first driving blocks 611 when the stirring rod 4 rotates; the inner toothed ring 63 and the cover plate 5 are coaxially and rotatably arranged, the outer diameter of the inner toothed ring 63 is equal to the diameter of the lower layer of the cover plate 5, two second driving blocks 631 for contacting with the second helical fan blade 31 are symmetrically welded on the outer wall of the inner toothed ring 63, and when the inner toothed ring 63 rotates, the second driving blocks 631 contact with the second helical fan blade 31 to drive the second helical fan blade to rotate; four gear 62 even intervals set up between outer ring gear 61 and interior ring gear 63, and four gear 62 all with interior ring gear 63 and outer ring gear 61 intermeshing, when outer ring gear 61 rotated, drive through gear 62 transmission and order about interior ring gear 63 antiport to drive second spiral flabellum 31 and first spiral flabellum 41 antiport, make the more even of cement paste stirring.

The implementation principle of the cement paste mixer in the embodiment of the application is as follows: placing the stirring pot 3 on the placing table 2, covering the stirring pot 3 through the cover plate 5, driving the placing table 2 to move upwards to enable the stirring rod 4 to extend into the stirring pot 3, and opening the stirrer to drive the stirring rod 4 to drive the first spiral fan blade 41 to rotate; the stirring rod 4 is abutted against the outer toothed ring 61 through the first driving block 611 to drive the outer toothed ring 61 to start rotating, and the outer toothed ring 61 drives the inner toothed ring 63 to reversely rotate through the gear 62; when the inner gear ring 63 rotates, the second spiral fan blade 31 is driven to rotate by the second driving block 631. Because the direction of rotation of second spiral flabellum 31 is the same with first spiral flabellum 41, the inboard and the outside of cement paste are along vertical direction reverse the rolling to make cement paste produce the torrent, make cement paste more even after the stirring, effectively avoid the layering condition to take place.

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

1. The utility model provides a cement paste mixer, includes frame (1) of mixer, the bottom of frame (1) is provided with the platform (2) of placing that is used for installing agitated kettle (3), it is provided with agitated kettle (3), its characterized in that to place to dismantle on platform (2): the top of frame (1) is provided with puddler (4), be equipped with first spiral fan blade (41) on puddler (4), be provided with on the inner wall of agitator kettle (3) to revolve to the same second spiral fan blade (31) with first spiral fan blade (41).

2. The cement paste mixer as claimed in claim 1, wherein: be provided with apron (5) on agitator kettle (3), be provided with the fixed part that is used for fixed apron (5) on agitator kettle (3), perforation (51) that confession puddler (4) and second helical fan blade (31) passed are seted up at the top of apron (5).

3. The cement paste mixer as claimed in claim 2, wherein: the fixed part is an inserted bar (52) fixed on the outer wall of the cover plate (5), and an inserted ring (53) for inserting the inserted bar (52) is arranged on the outer part of the stirring pot (3).

4. The cement paste mixer as claimed in claim 2, wherein: second spiral fan blade (31) rotate to set up in agitator kettle (3), the inner wall sliding connection of second spiral fan blade (31) and agitator kettle (3), be provided with on apron (5) and drive second spiral fan blade (31) pivoted linkage subassembly (6) through puddler (4).

5. The cement paste mixer as claimed in claim 4, wherein: the linkage assembly (6) comprises a gear (62), an outer toothed ring (61) and an inner toothed ring (63), the outer toothed ring (61) is coaxially and rotatably connected with the cover plate (5) through a through hole (51), and a first driving part for driving the outer toothed ring (61) to rotate is arranged on the stirring rod (4); interior ring gear (63) coaxial rotation sets up in apron (5), gear (62) rotate set up on apron (5) and lie in between outer ring gear (61) and interior ring gear (63), gear (62) and interior ring gear (63) and outer ring gear (61) intermeshing, be provided with on interior ring gear (63) and be used for ordering about second spiral flabellum (31) pivoted second drive division.

6. The cement paste mixer as claimed in claim 5, wherein: the first driving part is a first driving block (611) fixedly arranged on the side wall of the stirring rod (4), and a convex block (612) used for being in contact with the first driving block (611) is fixedly arranged on the inner wall of the outer toothed ring (61); the second driving part is a second driving block (631) fixedly arranged on the inner gear ring (63), and the second driving block (631) extends out of the cover plate (5) to be in contact with the second spiral fan blade (31).

7. The cement paste mixer as claimed in claim 1, wherein: the placing table (2) is arranged on the rack (1) in a sliding mode along the vertical direction.

8. The cement paste mixer as claimed in claim 1, wherein: the placing table (2) is provided with a fixing frame (21) for supporting the stirring pot (3).