CN113320015A

CN113320015A - Drum-type concrete mixer

Info

Publication number: CN113320015A
Application number: CN202110734911.7A
Authority: CN
Inventors: 魏丽爱
Original assignee: Individual
Current assignee: Hebei Shengen Refractory Material Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-08-31
Anticipated expiration: 2041-06-30
Also published as: CN113320015B

Abstract

The invention discloses a drum-type concrete mixer, which relates to the technical field of construction machinery, and structurally comprises a motor set, a movable support, bracket idler wheels, a roller and a universal shaft, wherein the bracket idler wheels are respectively arranged on two sides of the movable support, the bracket idler wheels are movably matched with the roller, and the universal shaft is arranged on one side of the roller, so that the drum-type concrete mixer has the beneficial effects that: according to the invention, through the combined arrangement of the movable ring and the stirring assembly, the rack rotates through the rotation of the rack ring in the movable ring to make the rack do circular motion to drive the gear to rotate, so that the longer side of the stirring blade is turned inwards, the whole stirring assembly can be pulled out, the groove disc pushes the concrete remained on the cylinder wall from the inside to the material port, the residual concrete is prevented from hardening on the cylinder wall, after the stirring assembly is pulled out, the whole stirring assembly can be washed, the concrete is prevented from hardening to influence the rotation of the movable ring, and the concrete is prevented from blocking through holes on the stirring blade to influence the stirring effect.

Description

Drum-type concrete mixer

Technical Field

The invention relates to the field of construction machinery, in particular to a drum-type concrete mixer.

Background

Concrete is needed in the building industry, a concrete mixer is a machine for mixing and stirring cement, water and stone into a concrete mixture, the figure of the concrete mixer can be seen in places where national projects are small and families need the concrete, manual mixing is time-consuming and labor-consuming, and the quality of the concrete is poor due to uneven mixing.

Miniature drum-type concrete mixer stirs the compounding of inside through rotatory roll and mixes into the concrete, when pouring out the concrete, it pours out the concrete through drum-type concrete mixer's empting, because the concrete has viscidity, can't pour out the concrete completely when pouring out the concrete, and the concrete of remaining in the section of thick bamboo wall can take place the sclerosis, the concrete of sclerosis can influence next stirring to the concrete, drum-type concrete mixer's stirring vane generally all is equipped with the through-hole in addition, and stirring vane fixes at a section of thick bamboo inner wall again, remaining concrete can be stopped up the through-hole, lead to stirring vane can't be to the concrete intensive mixing.

Disclosure of Invention

Aiming at the defects in the prior art, in order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a drum-type concrete mixer, its structure is including motor group, movable support, bracket gyro wheel, cylinder, cardan shaft, a bracket gyro wheel is installed respectively to the movable support both sides, bracket gyro wheel and cylinder clearance fit, the cardan shaft is installed to one side of cylinder, the cardan shaft is connected with the motor group through movable support.

Further optimize, the cylinder is including the barrel, contract ring, spout, stirring subassembly, the one end that the cardan shaft was kept away from to the barrel is equipped with the material mouth, the barrel is close to and is equipped with the spout on the inclined plane of material mouth, the spout with contract ring clearance fit, barrel and stirring subassembly clearance fit.

Further optimize, state the stirring subassembly including puddler group, activity ring, puddler group and activity ring clearance fit, activity ring and material mouth clearance fit, form annular opening between the material mouth inner wall of the outer wall of activity ring and barrel.

Further optimize, puddler group is including recess dish, stirring piece, gear, connecting rod, through-hole, spacing cylinder, the gear is connected with the one end of connecting rod, the connecting rod runs through in stirring piece and both transition fit, the stirring piece is equipped with a through-hole, the other end of connecting rod is connected with spacing cylinder, inside the recess dish was located to spacing cylinder, recess dish and spacing cylinder clearance fit.

Further optimize, the movable ring including inner ring, spacing arc, rack and rack ring, recess, movable rod the top of rack ring is equipped with the recess, the movable rod is located groove and both hinged joint, rack ring and inner ring clearance fit, the both sides of rack ring are equipped with the rack respectively, the rack inserts inside the inner ring, rack and spacing arc cooperation.

Further optimize, the inner ring is equipped with the arc wall with rack ring contact surface both sides, rack and arc wall clearance fit, spacing arc is located the inner ring inside and is cooperated with the rack transition.

Further optimization, the top and the bottom of the shrink ring are both provided with rolling balls, the rolling balls are movably matched with the sliding grooves, the two sides of the shrink ring are respectively provided with four supporting columns, and a ring sleeve is arranged between two adjacent vertical supporting columns.

Further preferably, the number of the gears is two, the gears are respectively arranged on two sides inside the inner ring, and the gears are meshed with the racks.

In conclusion, the technical scheme can solve the problems that when concrete is poured out, the concrete is poured out through the pouring of the drum-type concrete mixer, the concrete has viscosity, the concrete cannot be completely poured out when the concrete is poured out, the concrete remained on the wall of the drum can be hardened, the hardened concrete can influence the next stirring of the concrete, in addition, the stirring blades of the drum-type concrete mixer are generally provided with through holes and are fixed on the inner wall of the drum, the through holes can be blocked by the residual concrete, and the concrete cannot be sufficiently stirred by the stirring blades.

Advantageous effects

The drum-type concrete mixer has the following beneficial effects:

according to the invention, through the combined arrangement of the movable ring and the stirring assembly, the rack rotates through the rotation of the rack ring in the movable ring to make the rack do circular motion to drive the gear to rotate, so that the longer side of the stirring blade is turned inwards, the whole stirring assembly can be pulled out, the groove disc pushes the concrete remained on the cylinder wall from the inside to the material port, the residual concrete is prevented from hardening on the cylinder wall, after the stirring assembly is pulled out, the whole stirring assembly can be washed, the concrete is prevented from hardening to influence the rotation of the movable ring, and the concrete is prevented from blocking through holes on the stirring blade to influence the stirring effect.

Drawings

Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.

FIG. 1 is a schematic view of a drum type concrete mixer according to the present invention.

Fig. 2 is a schematic cross-sectional view of the drum according to the present invention.

FIG. 3 is a schematic cross-sectional view of the stirring assembly of the present invention.

Fig. 4 is a schematic side sectional view of the movable ring of the present invention.

Fig. 5 is a schematic structural view of the inner ring of the present invention.

Fig. 6 is a schematic perspective view of the stirring rod assembly of the present invention.

Fig. 7 is a schematic perspective view of the shrink ring of the present invention.

The corresponding relation between the figure numbers and the component names in the figures is as follows: 1 is a motor group, 2 is a moving bracket, 3 is a bracket roller, 4 is a roller, 5 is a universal shaft, 41 is a cylinder, 42 is a shrinking ring, 43 is a sliding groove, 44 is a material opening, 45 is a stirring component, 46 is an annular opening, 441 is a stirring rod group, 442 is a movable ring, 4421 is an inner ring, 4422 is a limiting arc-shaped plate, 4423 is a rack, 4424 is a rack ring, 4425 is a groove, 4426 is a movable rod, a is an arc-shaped groove, 4411 is a groove disc, 4412 is a stirring sheet, 4413 is a gear, 4414 is a connecting rod, 4415 is a through hole, 4416 is a limiting circular block, 421 is a supporting column, 422 is a ring sleeve, and 423 is.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in figures 1-5, the invention provides a technical proposal of a drum type concrete mixer: the structure of the device comprises a motor set 1, a movable bracket 2, a bracket roller 3, a roller 4 and a cardan shaft 5, two sides of the movable bracket 2 are respectively provided with 4 bracket rollers 3, the bracket rollers 3 are movably matched with the roller 4, one side of the roller 4 is provided with a universal shaft 5, the universal shaft 5 is connected with a motor group 1 through a movable bracket 2, the roller 4 comprises a cylinder 41, a shrink ring 42, a chute 43 and a stirring component 44, wherein a material port is arranged at one end of the cylinder 41 far away from the cardan shaft 5, a chute 43 is arranged on the inclined surface of the cylinder 41 close to the material port, the chute 43 is movably matched with the shrink ring 42, the cylinder 41 is in clearance fit with the stirring assembly 44, the stirring assembly 44 comprises a stirring rod group 441 and a movable ring 442, the stirring rod group 441 is in clearance fit with the movable ring 442, the movable ring 442 is in clearance fit with the material opening, an annular opening 46 is formed between the outer wall of the movable ring 442 and the inner wall of the material opening of the cylinder 41.

The stirring rod group 441 comprises a groove disc 4411, a stirring piece 4412, a gear 4413, a connecting rod 4414, through holes 4415 and a limiting circular block 4416, wherein the gear 4413 is connected with one end of the connecting rod 4414, the connecting rod 4414 penetrates through the stirring piece 4412 and is in transition fit with the stirring piece 4412, the stirring piece 4412 is provided with 4 through holes 4415, the other end of the connecting rod 4414 is connected with the limiting circular block 4416, the limiting circular block 4416 is arranged inside the groove disc 4411, and the groove disc 4411 is in movable fit with the limiting circular block 4416.

The movable ring 442 comprises an inner ring 4421, a limiting arc-shaped plate 4422, a rack 4423, a rack ring 4424, a groove 4425, a movable rod 4426, a groove 4425 is formed in the top of the rack ring 4424, the movable rod 4426 is located at the groove 4425 and is hinged with the groove 4425, the rack ring 4424 is movably matched with the inner ring 4421, racks 4423 are respectively arranged on two sides of the rack ring 4423, the limiting arc-shaped plate 4422 enables the rack ring 4424 to be attached to the inner ring 4421 to prevent falling off, the rack 4423 is inserted into the inner ring 4421, the rack 4423 is matched with the limiting arc-shaped plate 4422, and the annular opening 46 plays a limiting role to limit the rotation of the movable rod 4426.

Arc-shaped grooves a are formed in two sides of the contact surface of the inner ring 4421 and the rack ring 4424, the rack 4423 is movably matched with the arc-shaped grooves a, the limiting arc-shaped plate 4422 is arranged in the inner ring 4421 and is in transition fit with the rack 4423, and the arc-shaped grooves a enable the rack 4423 to be inserted into the inner ring 4421 and enable the rack 4423 to move in the inner ring 4423.

Example 2

As shown in figures 1-7, the present invention provides a technical solution of a drum type concrete mixer: the structure of the device comprises a motor set 1, a movable support 2, bracket idler wheels 3, a roller 4 and a universal shaft 5, wherein 4 bracket idler wheels 3 are respectively installed on two sides of the movable support 2, the bracket idler wheels 3 are movably matched with the roller 4, the universal shaft 5 is installed on one side of the roller 4, and the universal shaft 5 is connected with the motor set 1 through the movable support 2.

The cylinder 4 is including barrel 41, contract ring 42, spout 43, stirring subassembly 44, the one end that the cardan shaft 5 was kept away from to barrel 41 is equipped with the material mouth, barrel 41 is equipped with spout 43 on being close to the inclined plane of material mouth, spout 43 and the ring 42 clearance fit that contracts, barrel 41 and stirring subassembly 44 clearance fit, stirring subassembly 44 is including puddler group 441, activity ring 442, puddler group 441 and activity ring 442 clearance fit, activity ring 442 and material mouth clearance fit, form annular opening 46 between the outer wall of activity ring 442 and the material mouth inner wall of barrel 41.

The stirring rod group 441 comprises a groove disc 4411, a stirring sheet 4412, a gear 4413, a connecting rod 4414, through holes 4415 and a limiting circular block 4416, wherein the gear 4413 is connected with one end of the connecting rod 4414, the connecting rod 4414 penetrates through the stirring sheet 4412 and is in transition fit with the stirring sheet 4412, the stirring sheet 4412 is provided with 4 through holes 4415, the other end of the connecting rod 4414 is connected with the limiting circular block 4416, the limiting circular block 4416 is arranged in the groove disc 4411, the groove disc 4411 is in movable fit with the limiting circular block 4416, the groove disc 4411 is in a circular disc-dug circular truncated cone structure, and the inward surface of the groove disc 4411 is clamped with the shrink ring 42.

The movable ring 442 comprises an inner ring 4421, a limiting arc-shaped plate 4422, a rack 4423, a rack ring 4424, a groove 4425, a movable rod 4426, a groove 4425 arranged at the top of the rack ring 4424, the movable rod 4426 located at the groove 4425 and hinged with the groove 4425, the rack ring 4424 is movably matched with the inner ring 4421, racks 4423 are respectively arranged at two sides of the rack ring 4423, the racks 4423 are inserted into the inner ring 4421, and the racks 4423 are matched with the limiting arc-shaped plate 4422.

The top and the bottom of the shrink ring 42 are both provided with rolling balls 423, the rolling balls 423 are movably matched with the sliding groove 43, two sides of the shrink ring 42 are respectively provided with four supporting columns 421, and a ring sleeve 422 is arranged between two adjacent supporting columns 421 in the longitudinal direction.

The number of the gears 4413 is two, the gears 4413 are respectively arranged on two sides inside the inner ring 4421, the gears 4413 are meshed with the rack 4423, and the gears 4413 are meshed with the rack 4423 to rotate to drive the stirring piece 4412 to rotate to enable the long side to face the short side outwards, so that the stirring rod assembly can be pulled out.

The working principle is as follows: the motor group 1 is started to drive the roller 4 to rotate through the universal shaft 5, the concrete automatically falls on the stirring sheet 4412 on the stirring rod group 441 through rotation, the concrete on the stirring sheet 4412 falls through the through hole 4415 to be mixed with other concrete, after the stirring is finished, the roller stirrer is pushed to incline, most of the stirred cement is poured out, then the movable rod 4426 is pulled off from the annular opening 46, the movable rod 4426 is changed from a vertical state to a horizontal state, the rack ring 4424 is changed into a rotatable state, the movable rod 4426 rotates the rack ring 4424, the rack 4423 makes a circular motion inside the inner ring 4421, the limiting arc-shaped plate 4422 in transition fit with the rack 4423 prevents the rack ring 4424 from falling off to drive the rack 4423 to fall off, the gear 4413 meshed with the rack 4423 rotates under the influence of the motion of the rack 4423, the gear 4413 drives the connecting rod 4414 to rotate, the stirring sheet 4412 is longer on one side of the cylinder 41 facing the cylinder wall and is limited by the size of the material port and can not be pulled out, the connecting rod 4414 rotates to drive the stirring sheet 4412 to rotate, the shorter side faces the cylinder wall, the longer side faces inwards, the shorter side does not exceed the length of the movable ring 442, the whole stirring assembly 44 can be pulled out, the limiting round block 4416 connected with the connecting rod 4414 can also rotate inside the groove disc 4411, the limiting round block 4416 can pull out the groove disc 4411 together when pulled out, the outer wall of the groove disc 4411 scrapes up residual cement and pushes the residual cement to the discharge port from inside, the groove in the groove disc 4411 is in a round frustum shape and is clamped with the inward surface of the shrink ring 42, the groove disc 4411 jacks up the shrink ring 42, the rolling ball 423 moves upwards in the sliding groove 43 until the inner wall of the shrink ring 42 is parallel to the discharge port, the residual cement is completely gathered at the discharge port, the residual cement is taken out, the stirring assembly 44 is exposed outside, and the stirring assembly can be washed to prevent the concrete from hardening and affecting stirring.

The invention solves the problems that because the concrete has viscosity, the concrete can not be completely poured out when the concrete is poured, the concrete remained on the cylinder wall can be hardened, the hardened concrete can influence the next stirring of the concrete, in addition, the stirring blade of a drum type concrete mixer is generally provided with a through hole, the stirring blade is fixed on the inner wall of the cylinder, the residual concrete can block the through hole, and the stirring blade can not fully stir the concrete, through the combined arrangement of a movable ring and a stirring assembly, a rack ring in the movable ring rotates to make a circular motion to drive a gear to rotate, so that the longer side of the stirring blade turns inwards, the whole stirring assembly can be pulled out, a groove disc pushes the concrete remained on the cylinder wall from the inside to a material outlet, the residual concrete is prevented from being hardened on the cylinder wall, and the whole stirring assembly can be washed after the stirring assembly is pulled out, prevent that the rotation of concrete sclerosis influence activity ring and prevent that the through-hole on the concrete from plugging up stirring vane influences the stirring effect.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a drum-type concrete mixer, its structure is including motor group (1), movable support (2), bracket gyro wheel (3), cylinder (4), cardan shaft (5), movable support (2) both sides are installed respectively with cylinder (4) complex bracket gyro wheel (3), cardan shaft (5) are installed to cylinder (4) one side, cardan shaft (5) are connected its characterized in that through movable support (2) with motor group (1):

the roller (4) comprises a cylinder body (41), a shrinkage ring (42), a sliding chute (43) and a stirring assembly (44), wherein the cylinder body (41) is provided with a material port, the sliding chute (43) is arranged on an inclined surface of the cylinder body (41) close to the material port, the sliding chute (43) is matched with the shrinkage ring (42), and the cylinder body (41) is in clearance fit with the stirring assembly (44);

the stirring assembly (44) comprises a stirring rod group (441) and a movable ring (442), the stirring rod group (441) is in clearance fit with the movable ring (442), the movable ring (442) is in clearance fit with a material port, an annular opening (46) is formed between the movable ring (442) and the cylinder body (41), the stirring rod group (441) comprises a groove disc (4411), stirring pieces (4412), a gear (4413), a connecting rod (4414) and a limiting circular block (4416), one end of the connecting rod (4414) is connected with the gear (4413), the other end of the connecting rod is connected with the limiting circular block (4416), the connecting rod (4414) penetrates through the stirring pieces (4412) and is in transition fit with the stirring pieces (4412), the stirring pieces (4412) are provided with through holes (4415), the limiting circular block (4416) is arranged inside the groove disc (4411), and the groove disc (4411) is in movable fit with the limiting circular block (4416).

2. A drum type concrete mixer according to claim 1, wherein: the movable ring (442) comprises an inner ring (4421), a limiting arc-shaped plate (4422), a rack (4423), a rack ring (4424), a groove (4425), a movable rod (4426), a groove (4425) is formed in the top of the rack ring (4424), the movable rod (4426) is located at the groove (4425) and is hinged with the groove (4425), the rack ring (4424) is movably matched with the inner ring (4421), racks (4423) are arranged on two sides of the rack ring (4423), and the racks (4423) are inserted into the inner ring (4421) and are matched with the limiting arc-shaped plate (4422).

3. A drum type concrete mixer according to claim 2, wherein: the inner ring (4421) is provided with an arc-shaped groove (a) matched with the rack (4423), and the limiting arc-shaped plate (4422) is arranged inside the inner ring (4421) and is in transition fit with the rack (4423).

4. A drum type concrete mixer according to claim 1, wherein: the shrink ring (42) is provided with a rolling ball (423) matched with the sliding groove (43), supporting columns (421) are arranged on two sides of the shrink ring (42), and a ring sleeve (422) is arranged between two adjacent supporting columns (421) in the longitudinal direction.

5. A drum type concrete mixer according to claim 1, wherein: the number of the gears (4413) is two, the gears (4413) are respectively arranged on two sides of the inner part of the inner ring (4421), and the gears (4413) are meshed with the racks (4423).