CN219522548U - Cement mixer - Google Patents

Abstract

The utility model relates to the technical field of mixers and discloses a cement mixer, which comprises a mixing drum, wherein the top end of the mixing drum is movably sleeved with a top cover, the outer surface of the top cover is in threaded connection with a bolt, the outer side of the upper end surface of the top cover is provided with a feeding pipe, the middle part of the upper end surface of the top cover is provided with a motor, the output end of the motor is positioned in the mixing drum and is internally provided with a driving shaft, the outer surface of the driving shaft is provided with a mixing rod, the end surface of the mixing rod at the lower side is provided with a gear, the bottom end of the outer surface of the mixing drum is rotationally connected with a fastening nut bolt, and the end surface of the fastening nut bolt is internally provided with a valve plate. According to the cement mixer, cement raw materials can be poured into the mixing drum through the feeding pipe, and cement piled at the bottom of the mixing drum can be turned over through the stirring rods at the upper side and the lower side, so that the cement is uniformly mixed.

Description

Cement mixer

Technical Field

The utility model relates to the technical field of mixers, in particular to a cement mixer.

Background

The utility model provides a cement mixer is also called concrete mixer, be used for mixing cement, grit aggregate and water and stir the machinery of making the concrete mixture, mainly by churn, rabbling mechanism and actuating mechanism constitute, the rabbling mechanism of current cement mixer is mostly stirred cement through puddler circumferencial direction pivoted mode, however in actual stirring, cement and grit can pile up the bottom at the churn, circumferencial direction pivoted puddler can only stir cement and grit on same horizontal plane, and in the in-process of stirring, also can make cement and grit pile up the inner wall department at the churn because of centrifugal effect, consequently, the cement and the grit of churn bottom upwards overturn, and even stirring, thereby reduced churn stirring cement and grit's quality.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a cement mixer, which solves the problem that the cement mixer is inconvenient to uniformly mix cement.

(II) technical scheme

In order to achieve the purpose that the cement mixer is convenient for evenly mixing cement, the utility model provides the following technical scheme: the utility model provides a cement mixer, includes the churn, the top activity of churn has cup jointed the top cap, the surface threaded connection of top cap has the bolt, the inlet pipe is installed in the up end outside of top cap, the up end mid-mounting of top cap has the motor, the output of motor and be located the internally mounted of churn have the drive shaft, the surface mounting of drive shaft has the puddler, the downside the gear is installed to the terminal surface of puddler, the surface bottom rotation of churn is connected with fastening nut bolt, the terminal surface of fastening nut bolt and the internally mounted who is located the churn have the valve plate.

The inner groove is formed in the lower side of the inner wall of the stirring barrel, the rack is mounted on the inner side of the inner bottom surface of the inner groove, the sealing swivel is connected with the inner top surface of the inner groove and the outer side of the bottom surface in a rotating mode, the through groove is formed in the surface of the sealing swivel, the inner screw shaft is mounted on the surface of the stirring rod, the lower screw sleeve is connected with the outer surface of the inner screw shaft in a threaded mode, the sleeve is mounted on the upper end face of the lower screw sleeve, the outer screw shaft is mounted on the upper end face of the sleeve, the upper screw sleeve is connected with the surface of the outer screw shaft in a threaded mode, and the overturning piece is mounted between the upper screw sleeve and the lower screw sleeve.

Preferably, the inner screw shaft is fixedly connected with the stirring rod, the lower screw sleeve is fixedly connected with the sleeve, the outer screw shaft is fixedly connected with the sleeve, the lower screw sleeve is rotated to drive the sleeve to move downwards, the inner screw shaft is fixed with the sleeve when the top end of the inner screw shaft is contacted with the inner top surface of the sleeve, the overturning piece can be installed and fixed on the outer screw shaft by rotating the upper screw sleeve, and the inclination angle of the overturning piece, namely the included angle between the overturning piece and the axis of the stirring rod, can overturn cement piled at the bottom of the stirring cylinder along the radial inner side or the radial outer side of the stirring cylinder by adjusting the deflection angle of the overturning piece, so that the effect of evenly stirring cement is further improved.

Preferably, the stirring rod penetrates through the through groove at the lower side and extends to the inside of the inner groove, the stirring rod is rotationally connected with the through groove, the stirring rod is rotationally connected with the driving shaft, and the gear can drive the stirring rod to rotate when being meshed with the rack to rotate, so that the stirring rod can drive the overturning piece to rotate subsequently.

Preferably, the gear is fixedly connected with the stirring rod, the gear is positioned in the inner groove, the gear is meshed with the rack, the stirring rod can rotate conveniently through the meshing of the gear and the rack, and the stirring rod can rotate in the circumferential direction and simultaneously rotate, so that cement can be uniformly stirred subsequently.

Preferably, the outer surface threaded connection of fastening nut bolt has the nut, and the nut contacts with the churn, is convenient for through rotating the fastening nut bolt can make the valve plate rotate to open or close the bottom of churn, and can be fixed fastening nut bolt and churn through rotating the nut, and then can fix the valve plate, so that open or close the bottom of churn.

Preferably, the bolt penetrates through the top cover and is in threaded connection with the stirring cylinder, so that the top cover and the stirring cylinder can be fixedly connected through rotating the bolt.

Compared with the prior art, the utility model provides a cement mixer, which has the following beneficial effects:

1. this cement mixer, when puddler circumferencial direction pivoted, can drive gear rotation circumferencial direction and rotate to with the rack meshing, thereby can drive the rotation, and the gear can drive the puddler rotation of downside, the puddler can drive interior spiral shell axle and rotate this moment, interior spiral shell axle can drive the upset piece through sleeve and outer spiral shell axle and rotate to upwards overturn the cement of piling up in the churn bottom, and stir through the puddler of downside circumferencial direction, thereby can make cement more even mix, so as to improve the stirring processingquality to cement.

2. This cement mixer, rotate down the swivel nut and can drive the sleeve and move down to when the top of interior screw shaft contacts with telescopic inside top surface, can be fixed interior screw shaft and sleeve, can install the upset piece through rotating the swivel nut and fix on outer screw shaft, and through the inclination of rotating sleeve and last swivel nut adjustable upset piece, the contained angle between upset piece and the puddler axis promptly, thereby through the deflection angle of adjustment upset piece, can also overturn to piling up the cement in the churn bottom, along the radial inside of churn or outside, so that further improve the effect to the even stirring of cement.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the seal swivel and mixing drum of the present utility model;

FIG. 3 is a diagram showing the combination of the external screw shaft and the turning piece according to the structure of the present utility model;

fig. 4 is an exploded view of the outer screw shaft and the flip chip of the present utility model.

Wherein: 1. a stirring cylinder; 2. a top cover; 3. a bolt; 4. a feed pipe; 5. a motor; 6. a drive shaft; 7. a stirring rod; 8. a gear; 9. fastening a nut bolt; 10. a valve plate; 11. an inner groove; 12. a rack; 13. a sealing swivel; 14. a through groove; 15. an inner screw shaft; 16. a lower screw sleeve; 17. a sleeve; 18. an outer screw shaft; 19. an upper screw sleeve; 20. and (5) overturning the sheet.

Detailed Description

Referring to fig. 1-4, the utility model provides a cement mixer, which comprises a mixing drum 1, wherein a top cover 2 is movably sleeved at the top end of the mixing drum 1, a bolt 3 is connected with the outer surface of the top cover 2 in a threaded manner, a feed pipe 4 is arranged at the outer side of the upper end surface of the top cover 2, a motor 5 is arranged in the middle of the upper end surface of the top cover 2, a driving shaft 6 is arranged at the output end of the motor 5 and positioned in the mixing drum 1, a mixing rod 7 is arranged on the outer surface of the driving shaft 6, a gear 8 is arranged at the end surface of the mixing rod 7 at the lower side, a fastening nut bolt 9 is rotatably connected at the bottom end of the outer surface of the mixing drum 1, and a valve plate 10 is arranged at the end surface of the fastening nut bolt 9 and positioned in the mixing drum 1.

The inner groove 11 has been seted up to the inner wall downside of churn 1, rack 12 has been installed to the inside bottom surface inboard of inner groove 11, inside top surface and the bottom surface outside of inner groove 11 rotate and are connected with sealed swivel 13, logical groove 14 has been seted up to the surface of sealed swivel 13, the surface mounting of downside puddler 7 has interior screw 15, the surface threaded connection of interior screw 15 has lower swivel 16, sleeve 17 is installed to the up end of lower swivel 16, outer screw 18 is installed to the up end of sleeve 17, the surface threaded connection of outer screw 18 has upper swivel 19, install upset piece 20 between the upper and lower swivel 19, can pour cement raw materials into the inside of churn 1 through inlet pipe 4, start motor 5 drive shaft 6 rotates, and then drive shaft 6 can drive puddler 7 circumferencial direction, and stir and mix cement, and when puddler 7 circumferencial direction rotates, and can drive gear 8 rotation circumferencial direction, and mesh with 12 at this moment, and gear 8 can drive the puddler 7 of downside, inner screw 15 can drive the rotation of interior screw 15, can drive the interior screw 15 through the swivel 17 and the outer swivel 17, can be through the even upset piece of sleeve 17 and the cement is piled up in the bottom of churn 1, thereby the cement is processed in the cement bottom of the even through the upset piece of drum 20, the stirring drum 1.

Further, the inner screw shaft 15 is fixedly connected with the stirring rod 7, the lower screw sleeve 16 is fixedly connected with the sleeve 17, the outer screw shaft 18 is fixedly connected with the sleeve 17, the sleeve 17 can be driven to move downwards by rotating the lower screw sleeve 16, the inner screw shaft 15 can be fixed with the sleeve 17 when the top end of the inner screw shaft 15 contacts with the inner top surface of the sleeve 17, the turnover piece 20 can be installed and fixed on the outer screw shaft 18 by rotating the upper screw sleeve 19, and the inclination angle of the turnover piece 20, namely the included angle between the turnover piece 20 and the axis of the stirring rod 7, can be turned inwards or outwards in the radial direction of the stirring cylinder 1 by adjusting the deflection angle of the turnover piece 20, so that the effect on cement uniformly stirred can be further improved.

Further, the lower stirring rod 7 penetrates through the groove 14 and extends into the inner groove 11, the stirring rod 7 is rotationally connected with the groove 14, the stirring rod 7 is rotationally connected with the driving shaft 6, and the gear 8 can drive the stirring rod 7 to rotate when being meshed with the rack 12, so that the stirring rod 7 subsequently drives the overturning piece 20 to rotate.

Further, the gear 8 is fixedly connected with the stirring rod 7, the gear 8 is positioned in the inner groove 11, the gear 8 is meshed with the rack 12, the stirring rod 7 can be rotated conveniently through the meshing of the gear 8 and the rack 12, and then the stirring rod 7 can be rotated in the circumferential direction and simultaneously rotated, so that cement can be uniformly stirred subsequently.

Further, the outer surface of the fastening nut bolt 9 is in threaded connection with a nut, the nut is in contact with the stirring barrel 1, the valve plate 10 can be conveniently rotated by rotating the fastening nut bolt 9, the bottom end of the stirring barrel 1 is opened or closed, the fastening nut bolt 9 and the stirring barrel 1 can be fixed by rotating the nut, and the valve plate 10 can be further fixed, so that the bottom end of the stirring barrel 1 is opened or closed.

Further, the bolt 3 penetrates through the top cover 2 and is in threaded connection with the stirring cylinder 1, so that the top cover 2 and the stirring cylinder 1 can be fixedly connected by rotating the bolt 3.

When the stirring device is used, cement raw materials can be poured into the stirring barrel 1 through the feeding pipe 4, the motor 5 is started to drive the driving shaft 6 to rotate, then the driving shaft 6 can drive the stirring rod 7 to rotate in the circumferential direction and stir and mix cement, and when the stirring rod 7 rotates in the circumferential direction, the gear 8 can be driven to rotate in the circumferential direction and meshed with the rack 12, so that rotation can be driven, the gear 8 can drive the stirring rod 7 at the lower side to rotate, at the moment, the stirring rod 7 can drive the inner screw shaft 15 to rotate, the inner screw shaft 15 can drive the turnover piece 20 to rotate through the sleeve 17 and the outer screw shaft 18, the cement piled at the bottom of the stirring barrel 1 can be turned upwards, and the stirring rod 7 at the lower side can stir in the circumferential direction, so that cement can be uniformly mixed, and the stirring processing quality of cement can be improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Cement mixer, including churn (1), its characterized in that: top end activity of churn (1) has cup jointed top cap (2), the surface threaded connection of top cap (2) has bolt (3), inlet pipe (4) are installed in the up end outside of top cap (2), up end mid-mounting of top cap (2) has motor (5), the output of motor (5) is located the internally mounted of churn (1) and has drive shaft (6), the surface mounting of drive shaft (6) has puddler (7), downside gear (8) are installed to the terminal surface of puddler (7), the surface bottom rotation of churn (1) is connected with fastening nut bolt (9), the terminal surface of fastening nut bolt (9) and the internally mounted who is located churn (1) have valve plate (10);

the inner wall downside of churn (1) has seted up interior recess (11), rack (12) are installed to the inside bottom surface inboard of interior recess (11), interior top surface and the bottom surface outside of interior recess (11) rotate and are connected with sealed swivel (13), logical groove (14) have been seted up on the surface of sealed swivel (13), the downside surface mounting of puddler (7) has interior screw axis (15), the surface threaded connection of interior screw axis (15) has lower swivel nut (16), sleeve (17) are installed to the up end of lower swivel nut (16), outer screw axis (18) are installed to the up end of sleeve (17), the surface threaded connection of outer screw axis (18) has upper swivel nut (19), upper and lower both sides install upset piece (20) between upper swivel nut (19).

2. A cement mixer according to claim 1, wherein: the inner screw shaft (15) is fixedly connected with the stirring rod (7), the lower screw sleeve (16) is fixedly connected with the sleeve (17), and the outer screw shaft (18) is fixedly connected with the sleeve (17).

3. A cement mixer according to claim 1, wherein: the stirring rod (7) at the lower side penetrates through the through groove (14) and extends into the inner groove (11), the stirring rod (7) is rotationally connected with the through groove (14), and the stirring rod (7) is rotationally connected with the driving shaft (6).

4. A cement mixer according to claim 1, wherein: the gear (8) is fixedly connected with the stirring rod (7), the gear (8) is positioned in the inner groove (11), and the gear (8) is meshed with the rack (12).

5. A cement mixer according to claim 1, wherein: the outer surface of the fastening nut bolt (9) is in threaded connection with a nut, and the nut is in contact with the stirring cylinder (1).

6. A cement mixer according to claim 1, wherein: the bolt (3) penetrates through the top cover (2) and is in threaded connection with the stirring cylinder (1).