CN210880266U

CN210880266U - Concrete mixer

Info

Publication number: CN210880266U
Application number: CN201921386289.XU
Authority: CN
Inventors: 计亚月
Original assignee: Pinghu Pingnan Construction Engineering Co ltd
Current assignee: Pinghu Pingnan Construction Engineering Co ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-06-30
Anticipated expiration: 2029-08-23

Abstract

The utility model relates to a concrete mixer belongs to concrete production technical field, set up the agitator tank in the frame with rotating including the frame, the material mouth has been seted up on the agitator tank, the fixed ring gear that is provided with of lateral wall of agitator tank, rotate in the frame and be provided with the pivot, coaxial fixed be provided with in the pivot with ring gear meshed drive gear, rotate in the frame and be provided with the worm wheel of being connected with the pivot transmission, the transmission is connected with clutch assembly between worm wheel and the pivot, rotate in the frame and be provided with worm wheel meshed, be provided with in the frame and be used for driving worm pivoted driving source. During unloading, the stirring tank is driven to rotate by the driving source so that the material port faces downwards to finish unloading work; manual operation is not needed, the labor intensity is reduced, and the discharging is convenient; simultaneously worm wheel and worm cooperation prevent that the agitator tank from shaking the rotation back and forth during the stirring, avoid the material mouth to rotate lower position and lead to the concrete spill.

Description

Concrete mixer

Technical Field

The utility model relates to a concrete production technical field, in particular to concrete mixer.

Background

In the field of building construction, stirring devices are often used. At present, a horizontal mixer is provided with a shaft with blades rotating in a cylinder or a groove, can mix and mix various raw materials, is suitable for building research and development units, building companies and the like, can mix concrete, light concrete and dry and hard concrete, and can also be applied to other industrial laboratories to mix different materials.

Chinese patent with publication number CN205799845U discloses a forced horizontal mixer, which comprises a frame, wherein a horizontal mixing tank is mounted on the frame, a sealing cover is arranged at the top of the horizontal mixing tank, a feed inlet is arranged on the sealing cover, a horizontally arranged mixing shaft is arranged in the horizontal mixing tank, a double-helix mixing paddle is mounted on the mixing shaft, a mixing motor is arranged behind the horizontal mixing tank, the mixing motor is connected with the mixing shaft through a coupling, and a discharge door plate is arranged at the front lower side of the horizontal mixing tank. Can seal ejection of compact door plant at the stirring in-process and stir the operation, after the stirring is accomplished, open the ejection of compact door plant ejection of compact, can make the material fully evenly stir in horizontal agitator tank from this.

The horizontal stirring tank turnover device has the disadvantages that during discharging, the horizontal stirring tank needs to be manually rotated manually to enable the feeding hole to be downward, so that concrete in the horizontal stirring tank is discharged from the feeding hole, two workers are usually needed to turn over the horizontal stirring tank due to the fact that the horizontal stirring tank filled with the concrete is heavy, and after discharging is completed, the horizontal stirring tank is turned over and reset, so that labor intensity is high, discharging is inconvenient, and certain limitation exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete mixer has when unloading, the agitator tank of automatic upset, the convenient advantage of unloading.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a concrete mixer, includes the frame and rotates the agitator tank that sets up in the frame, the material mouth has been seted up on the agitator tank, the fixed ring gear that is provided with of lateral wall of agitator tank, it is provided with the pivot to rotate in the frame, coaxial fixed being provided with in the pivot with the drive gear of ring gear meshing, it is provided with the worm wheel of being connected with the pivot transmission to rotate in the frame, the transmission is connected with clutch assembly between worm wheel and the pivot, it is provided with the worm with worm wheel meshing to rotate in the frame, be provided with in the frame and be used for driving worm pivoted driving source.

When the technical scheme is implemented, the worm is driven to rotate by the driving source during discharging, the worm drives the worm wheel to rotate, the worm wheel drives the rotating shaft and the driving gear to rotate, the driving gear drives the gear ring to rotate, and then the stirring tank is driven to rotate, so that the material port faces downwards to complete discharging work; manual operation is not needed, the labor intensity is reduced, and the discharging is convenient; simultaneously worm wheel and worm cooperation prevent that the agitator tank from shaking the rotation back and forth during the stirring, avoid the material mouth to rotate lower position and lead to the concrete spill.

The utility model discloses further set up to: the clutch assembly comprises a driving shaft, a fluted disc and a clutch gear, the driving shaft and the rotating shaft are coaxially and rotatably arranged on the rack, the worm gear is fixedly arranged on the driving shaft, the clutch gear is arranged on the rotating shaft, the fluted disc is coaxially and fixedly arranged at one end of the driving shaft close to the rotating shaft, and a clutch groove capable of being meshed with the clutch gear is formed in the side wall of the fluted disc close to the rotating shaft; the clutch gear is provided with a sleeve coaxially and fixedly on the side wall far away from the fluted disc, a convex edge is arranged on the rotating shaft along the axial direction, a sliding groove connected with the convex edge in a sliding manner is axially formed in the inner wall of the sleeve, and the convex edge is matched with the sliding groove.

Implement above-mentioned technical scheme, when unloading and soon accomplishing, remove the separation and reunion gear to the direction of keeping away from the fluted disc, until separation and reunion gear completely disengages the separating and reunion groove, the workman can manually make a round trip to rock the agitator tank this moment to make the concrete in the agitator tank unload cleanly and improve the efficiency of unloading.

The utility model discloses further set up to: the cover is equipped with the pressure spring that is used for ordering about clutch gear and inserts the clutch groove in the pivot, the fixed spacing platform that is provided with in the pivot, the one end and the spacing butt of platform of pressure spring, the lateral wall butt that the fluted disc was kept away from to the other end and sleeve pipe.

According to the technical scheme, the elastic force of the pressure spring drives the clutch gear to keep in a tightly-supported state with the fluted disc, and the clutch gear is prevented from being easily separated from the fluted disc.

The utility model discloses further set up to: the frame is hinged with a clutch lever, a fixed table is fixedly arranged on the sleeve, and a clamping block abutted against the fixed table is fixedly arranged at one end, close to the sleeve, of the clutch lever.

Implement above-mentioned technical scheme, when unloading soon to accomplish, stir the clutch lever for fixture block and fixed station butt, and drive sleeve pipe and separation and reunion gear break away from the fluted disc, easy operation is convenient.

The utility model discloses further set up to: a protective shell is fixedly arranged on the rack, and the clutch assembly is arranged in the protective shell.

Implement above-mentioned technical scheme, the purpose of protection clutch assembly is played in the setting of protective housing, prevents that external collision from damaging clutch assembly, can reduce the dust entering in addition, improves clutch assembly operating stability.

The utility model discloses further set up to: the frame is gone up and is provided with the pneumatic cylinder along being on a parallel with the pivot is fixed, the piston rod and the clutch lever of pneumatic cylinder are connected.

Implement above-mentioned technical scheme, drive the clutch lever motion through pneumatic cylinder to realize driving the mesh that separation and reunion gear moved, easy operation is convenient, labour saving and time saving.

The utility model discloses further set up to: and a handle is fixedly arranged on the stirring tank.

Implement above-mentioned technical scheme, when unloading, can hand the handle, rock the agitator tank to increase the speed of unloading.

The utility model discloses further set up to: still set up the stirring leaf in the agitator tank including rotating, the last fixed clearance piece that is provided with and conflicts with the inner wall of agitator tank that is provided with of stirring leaf.

Implement above-mentioned technical scheme, set up the clearance piece on the stirring leaf, when wasing the agitator tank, the inner wall conflict of clearance piece and agitator tank, when the stirring leaf pivoted, the clearance piece plays the effect of scraping the inner wall of washing the agitator tank, improves the cleaning performance.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

firstly, during unloading, the stirring tank is driven to rotate by a driving source so that a material port faces downwards to finish unloading work; manual operation is not needed, the labor intensity is reduced, and the discharging is convenient; meanwhile, the worm wheel is matched with the worm, so that the stirring tank is prevented from swinging back and forth and rotating during stirring, and concrete is prevented from splashing due to the fact that the material port rotates to a lower position;

secondly, when the unloading is about to be finished, the clutch gear is moved towards the direction far away from the fluted disc until the clutch gear is completely separated from the clutch groove, and at the moment, a worker can manually shake the stirring tank back and forth so as to enable the concrete in the stirring tank to be unloaded cleanly and improve the unloading efficiency;

and thirdly, the cleaning sheet is arranged on the stirring blade, when the stirring tank is cleaned, the cleaning sheet is abutted against the inner wall of the stirring tank, and when the stirring blade rotates, the cleaning sheet plays a role in scraping and cleaning the inner wall of the stirring tank, so that the cleaning effect is improved.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

FIG. 2 is a schematic structural view of the clutch assembly of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

Reference numerals: 1. a frame; 11. a protective shell; 111. a strip-shaped hole; 2. a stirring tank; 21. a material port; 22. a toothed ring; 23. a handle; 24. stirring blades; 241. cleaning the tablets; 25. rotating the motor; 3. a rotating shaft; 31. a drive gear; 32. a rib; 33. a pressure spring; 34. a limiting table; 41. a worm gear; 42. a worm; 43. a drive source; 5. a clutch assembly; 51. a drive shaft; 52. a fluted disc; 521. a clutch groove; 53. a clutch gear; 6. a sleeve; 61. a chute; 62. a fixed table; 71. a clutch lever; 711. a clamping block; 72. pneumatic cylinders.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a concrete mixer comprises a frame 1 and a mixing tank 2 rotatably arranged on the frame 1, wherein a material opening 21 is formed in the mixing tank 2, a mixing blade 24 is rotatably arranged in the mixing tank 2, a rotating motor 25 is fixedly arranged on the frame 1, and an output shaft of the rotating motor 25 is coaxially and fixedly connected with the mixing blade 24. Wherein, a handle 23 is fixedly arranged on the stirring tank 2; when unloading, can hand the handle, rock the agitator tank to increase the speed of unloading. In addition, a cleaning sheet 241 which is abutted against the inner wall of the stirring tank 2 is fixedly arranged on the stirring blade 24, and the cleaning sheet 241 is a film; when rinsing agitator tank 2, clearance piece 241 is contradicted with agitator tank 2's inner wall, and when stirring leaf 24 pivoted, clearance piece 241 plays the effect of scraping agitator tank 2's inner wall, improves the cleaning performance.

As shown in fig. 1 and 2, a gear ring 22 is fixedly disposed on the side wall of the stirring tank 2, the gear ring 22 is fixedly disposed at one end of the stirring tank 2 far away from a rotating motor 25, and the gear ring 22 is coaxial with the stirring tank 2. A rotating shaft 3 is rotatably arranged on the frame 1, and the rotating shaft 3 is positioned below the gear ring 22; a driving gear 31 engaged with the gear ring 22 is coaxially fixed to the rotary shaft 3. A worm wheel 41 in transmission connection with the rotating shaft 3 is rotatably arranged on the frame 1, a worm 42 meshed with the worm wheel 41 is rotatably arranged on the frame 1, a driving source 43 for driving the worm 42 to rotate is arranged on the frame 1, the driving source 43 is a driving motor, and an output shaft of the driving motor is coaxially and fixedly connected with the worm 42.

As shown in fig. 2, a clutch assembly 5 is connected between the worm wheel 41 and the rotating shaft 3 in a transmission manner, the clutch assembly 5 includes a driving shaft 51, a fluted disc 52 and a clutch gear 53, the driving shaft 51 and the rotating shaft 3 are coaxially and rotatably disposed on the frame 1, the worm wheel 41 is coaxially and fixedly disposed on the driving shaft 51, the clutch gear 53 is disposed on the rotating shaft 3, and the clutch gear 53 can slide along the axial direction of the rotating shaft 3. The fluted disc 52 is coaxially and fixedly arranged at one end of the driving shaft 51 close to the rotating shaft 3, and a clutch groove 521 capable of being meshed with the clutch gear 53 is formed on the side wall of the fluted disc 52 close to the rotating shaft 3. The side wall of the clutch gear 53 far from the fluted disc 52 is coaxially and fixedly provided with a sleeve 6, the rotating shaft 3 is axially and fixedly provided with a convex rib 32, the inner wall of the sleeve 6 is provided with a sliding groove 61 which is connected with the convex rib 32 in a sliding way, and the convex rib 32 is matched with the sliding groove 61.

When unloading is to be completed, the clutch gear 53 is moved towards the direction far away from the fluted disc 52 until the clutch gear 53 completely disengages from the clutch groove 521, and at the moment, a worker can manually shake the stirring tank 2 back and forth so as to enable concrete in the stirring tank 2 to be unloaded cleanly and improve the unloading efficiency.

As shown in fig. 2 and 3, the rotating shaft 3 is sleeved with a pressure spring 33 for driving the clutch gear 53 to be inserted into the clutch groove 521, the rotating shaft 3 is fixedly provided with a limit table 34, one end of the pressure spring 33 is abutted against the limit table 34, and the other end is abutted against the side wall of the sleeve 6 far away from the fluted disc 52. The elastic force of the pressure spring 33 drives the clutch gear 53 to keep a state of being tightly pressed against the fluted disc 52, and the clutch gear 53 is prevented from being easily separated from the fluted disc 52.

As shown in FIG. 2, a clutch rod 71 is hinged on the frame 1, the sleeve 6 is fixedly provided with the fixed table 62, one end of the clutch rod 71 close to the sleeve 6 is fixedly provided with a fixture block 711 abutted against the fixed table 62, the fixture block 711 is integrally П -shaped, the fixture block 711 is in rotational contact with the sleeve 6, when the unloading is about to be completed, the clutch rod 71 is shifted, so that the fixture block 711 is abutted against the fixed table 62, the sleeve 6 and the clutch gear 53 are driven to be separated from the fluted disc 52, and the operation is simple and convenient.

As shown in fig. 1 and 2, a protective shell 11 is fixedly arranged on the frame 1, the clutch assembly 5 is arranged in the protective shell 11, a strip-shaped hole 111 is formed in the side wall of the protective shell 11, and the clutch rod 71 penetrates out of the strip-shaped hole 111; the protective housing 11 is arranged to protect the clutch assembly 5, so that the clutch assembly 5 is prevented from being damaged by external collision, dust can be prevented from entering the clutch assembly, and the running stability of the clutch assembly 5 is improved.

In addition, a pneumatic cylinder 72 is fixedly arranged on the frame 1 along the direction parallel to the rotating shaft 3, a piston rod of the pneumatic cylinder 72 is parallel to the rotating shaft 3, and the piston rod of the pneumatic cylinder 72 is connected with the clutch lever 71. The pneumatic cylinder 72 drives the clutch rod 71 to move so as to drive the clutch gear 53 to move, and the pneumatic clutch device is simple and convenient to operate, time-saving and labor-saving.

The concrete during operation: during discharging, the worm 42 is driven to rotate by the driving source 43, the worm 42 drives the worm wheel 41 to rotate, the worm wheel 41 drives the rotating shaft 3 and the driving gear 31 to rotate, the driving gear 31 drives the toothed ring 22 to rotate, and then the stirring tank 2 is driven to rotate, so that the material opening 21 faces downwards to complete discharging work; manual operation is not needed, the labor intensity is reduced, and the discharging is convenient; meanwhile, the worm wheel 41 is matched with the worm 42, so that the stirring tank 2 is prevented from shaking back and forth during stirring, and concrete splashing caused by the fact that the material port 21 rotates to a lower position is avoided.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a concrete mixer, includes frame (1) and rotates agitator tank (2) that sets up in frame (1), material mouth (21), its characterized in that have been seted up on agitator tank (2): the fixed ring gear (22) that is provided with of lateral wall of agitator tank (2), it is provided with pivot (3) to rotate in frame (1), coaxial fixed drive gear (31) with ring gear (22) meshing that is provided with on pivot (3), it is provided with worm wheel (41) of being connected with pivot (3) transmission to rotate in frame (1), the transmission is connected with clutch module (5) between worm wheel (41) and pivot (3), it is provided with worm (42) with worm wheel (41) meshing to rotate in frame (1), be provided with on frame (1) and be used for driving worm (42) pivoted driving source (43).

2. The concrete mixer of claim 1, wherein: the clutch assembly (5) comprises a driving shaft (51), a fluted disc (52) and a clutch gear (53), the driving shaft (51) and the rotating shaft (3) are coaxially and rotatably arranged on the rack (1), the worm gear (41) is fixedly arranged on the driving shaft (51), the clutch gear (53) is arranged on the rotating shaft (3), the fluted disc (52) is coaxially and fixedly arranged at one end of the driving shaft (51) close to the rotating shaft (3), and a clutch groove (521) capable of being meshed with the clutch gear (53) is formed in the side wall of the fluted disc (52) close to the rotating shaft (3); the coaxial fixed sleeve pipe (6) that is provided with of lateral wall that fluted disc (52) was kept away from in separation and reunion gear (53), be provided with bead (32) along axial fixity on pivot (3), spout (61) of being connected with bead (32) slide are seted up to the inner wall pressure axial of sleeve pipe (6), bead (32) and spout (61) looks adaptation.

3. A concrete mixer according to claim 2, wherein: the clutch gear is characterized in that a pressure spring (33) used for driving the clutch gear (53) to be inserted into the clutch groove (521) is sleeved on the rotating shaft (3), a limiting table (34) is fixedly arranged on the rotating shaft (3), one end of the pressure spring (33) is abutted to the limiting table (34), and the other end of the pressure spring is abutted to the side wall, far away from the fluted disc (52), of the sleeve (6).

4. A concrete mixer according to claim 3, wherein: the frame (1) is hinged with a clutch lever (71), the sleeve (6) is fixedly provided with a fixed table (62), and one end of the clutch lever (71) close to the sleeve (6) is fixedly provided with a clamping block (711) abutted against the fixed table (62).

5. A concrete mixer according to claim 4, wherein: a protective shell (11) is fixedly arranged on the rack (1), and the clutch assembly (5) is arranged in the protective shell (11).

6. A concrete mixer according to claim 5, wherein: the upper edge of the frame (1) is fixedly provided with a pneumatic cylinder (72) parallel to the rotating shaft (3), and a piston rod of the pneumatic cylinder (72) is connected with the clutch rod (71).

7. A concrete mixer according to claim 1 or 6, wherein: and a handle (23) is fixedly arranged on the stirring tank (2).

8. The concrete mixer of claim 1, wherein: still including rotating stirring leaf (24) that sets up in agitator tank (2), fixed cleaning blade (241) of contradicting with the inner wall of agitator tank (2) that are provided with on stirring leaf (24).