CN212385700U

CN212385700U - Mortar mixer

Info

Publication number: CN212385700U
Application number: CN202020739219.4U
Authority: CN
Inventors: 刘洋; 王瑞喜
Original assignee: Xinxing North China Beijing Construction Engineering Co ltd
Current assignee: Xinxing North China Beijing Construction Engineering Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-01-22
Anticipated expiration: 2030-05-07

Abstract

A mortar mixer comprises a mixing drum, a mixing device arranged in the mixing drum and a driving device arranged at the lower end of the mixing drum, wherein a feeding hole is formed in one end, far away from a support frame, of the mixing drum; agitating unit establishes including setting up (mixing) shaft, the cover of churn axis department on the (mixing) shaft and with churn bottom surface rotation be connected rotatory piece and set up at (mixing) shaft a plurality of first puddler, second puddler and third puddler all around, the perpendicular rigid coupling of second puddler is in first puddler is kept away from the one end of rotatory piece, the third puddler sets up perpendicularly on the first puddler, be provided with helical blade on the (mixing) shaft, the third puddler just is provided with a plurality of stirring vane along its length direction global. The utility model has the advantages of simple structure, convenient operation, make the mortar evenly intensive mixing in the churn and improve mortar mixer stirring efficiency.

Description

Mortar mixer

Technical Field

The utility model belongs to the technical field of the technique of mixer and specifically relates to a mortar mixer is related to.

Background

The prior mortar mixer is a machine for mixing and stirring cement, sand aggregate and water into a mortar mixture. The device mainly comprises a mixing barrel, a feeding and discharging mechanism, a water supply system, a prime motor, a transmission mechanism, a frame, a supporting device and the like.

The patent of chinese utility model that can refer to patent No. CN206140693U now, it includes churn, puddler, ultrasonic vibration stick, oar blade, water level detection device, inlet tube, support frame, handrail, connecting rod, universal wheel, wheel lock and motor. The puddler is located the central point of churn and puts, and ultrasonic vibration stick is located puddler axis position, and the paddle piece is located puddler bottom central point and puts, and water level detection device and inlet tube are as an organic whole, are located the stirring section of thick bamboo wall outside, and the support frame passes through the connecting rod, the puddler is connected with the churn, and the handrail is located support frame and connecting rod juncture, and the universal wheel is located four strong points below of support frame, and the wheel lock is installed in the universal wheel top, and the motor is located support frame bottom one corner.

The above prior art solutions have the following drawbacks: above-mentioned mortar mixer is through connecting puddler and paddle blade on ultrasonic vibration stick, makes the material reach the effect of stirring under the rotatory stirring of ultrasonic high-frequency vibration and paddle blade and puddler, but because current concrete mixing device structure is more single, adopts single shaft type stirring vane to stir, and stirring time is long, and the stirring degree is low, has reduced mortar mixer's stirring efficiency moreover to influence production efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a mortar mixer, it has simple structure, convenient operation, makes the mortar evenly fully stir and improve mortar mixer stirring efficiency's advantage in the churn.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a mortar mixer comprises a mixing drum, a support frame arranged at the lower end of the mixing drum, a mixing device arranged in the mixing drum and a driving device arranged at the lower end of the mixing drum, wherein a feed inlet is formed in one end, far away from the support frame, of the mixing drum;

agitating unit establishes including setting up (mixing) shaft, the cover of churn axis department on the (mixing) shaft and with churn bottom surface rotation connection's rotatory piece and around setting up at (mixing) shaft a plurality of first puddler, second puddler and third puddler all around, the (mixing) shaft with rotatory piece rotates the connection, the one end of first puddler with rotatory piece rigid coupling, the perpendicular rigid coupling of second puddler is in first puddler is kept away from the one end of rotatory piece, the third puddler sets up perpendicularly on the first puddler, be provided with helical blade on the (mixing) shaft, the third puddler just is provided with a plurality of stirring vane along its length direction global.

Through adopting above-mentioned technical scheme, the agitating unit that this application set up, at the in-process of stirring concrete mortar, the rigid coupling can carry the sedimentary concrete mortar in agitator bottom towards the agitator upper end at the epaxial helical blade of stirring, the effect of overturning from top to bottom is realized, make the concrete mortar in the agitator carry out first mixed stirring, then the stirring vane of rigid coupling on the third puddler is at the rotatory in-process around the (mixing) shaft, can stir the concrete mortar in the agitator once more, make the concrete mortar can the intensive mixing even in the agitator, and improved the stirring efficiency of this equipment, thereby the time of stirring has been reduced.

The present invention may be further configured in a preferred embodiment as: the driving device comprises a driving motor fixedly connected to the bottom surface of the stirring drum and a third bevel gear fixedly connected to an output shaft of the driving motor, the lower ends of the stirring shaft and the rotating block penetrate out of the bottom surface of the stirring drum, the lower end of the stirring shaft penetrates out of the rotating block, a first bevel gear is fixedly arranged at the lower end of the stirring shaft, a second bevel gear is fixedly arranged at the lower end of the rotating block, the third bevel gear is arranged between the first bevel gear and the second bevel gear and is meshed with the first bevel gear and the second bevel gear, and the rotating block and the stirring shaft rotate.

Through adopting above-mentioned technical scheme, the drive arrangement that this application set up makes to be the antiport between (mixing) shaft and the third puddler, has improved concrete mortar's stirring efficiency in the churn to intermeshing between first bevel gear, second bevel gear and the third bevel gear that set up makes this drive arrangement use a driving motor just can drive agitating unit, has reduced the quantity of motor, and has practiced thrift the resource.

The present invention may be further configured in a preferred embodiment as: the first stirring rod faces the circumferential surface of the bottom surface of the stirring drum, the second stirring rod faces the circumferential surface of the side wall of the stirring drum, and a scraper is fixedly arranged on the circumferential surface of the side wall of the stirring drum and is far away from one side of the first stirring rod and the second stirring rod, and the bottom surface and the side wall of the stirring drum are attached.

Through adopting above-mentioned technical scheme, at the in-process of stirring concrete mortar, the scraper blade of setting can stir concrete mortar, improve concrete mortar's stirring effect, and clear up the lateral wall and the bottom surface of churn, after concrete mortar stirring in the churn was accomplished, the scraper blade of setting can clear up the bottom surface and the annular lateral wall of churn, prevent that concrete mortar from adsorbing on the churn and solidifying, when stirring concrete mortar next time, be difficult to clear up it, and the scraper blade of laminating with the churn bottom surface can prevent that the discharge gate of churn from blockking up, and accelerate the speed that concrete mortar flows from the churn.

The present invention may be further configured in a preferred embodiment as: and a speed reducer is fixedly arranged on the bottom surface of the mixing drum and between the third bevel gear and the driving motor, an output shaft of the driving motor is fixedly connected with an input shaft of the speed reducer, and the third bevel gear is fixedly connected with an output shaft of the speed reducer.

Through adopting above-mentioned technical scheme, when will stir a large amount of concrete mortar in the churn, directly start driving motor and make agitating unit rotate, make driving motor burn out easily, cause the damage of equipment, the reduction gear of setting can be when stirring a large amount of concrete mortar, make driving motor can pass through the slow drive agitating unit of reduction gear, then reach the stirring state at the uniform velocity gradually, make concrete mortar's stirring effect better.

The present invention may be further configured in a preferred embodiment as: and a reinforcing rod is fixedly arranged between the first stirring rod and the second stirring rod, one end of the reinforcing rod is fixedly connected with the first stirring rod, and the other end of the reinforcing rod is fixedly connected with the second stirring rod.

Through adopting above-mentioned technical scheme, the stiffener of setting can increase the joint strength between first puddler and the second puddler on the one hand, after preventing long-time stirring, break off between the two, on the other hand can prevent after the second puddler long-time stirring, it takes place bending deformation, cause the rigid coupling to produce great gap between the lateral wall of scraper blade on the second puddler and churn, thereby can not effectually clear up the inside wall to the churn, and set up at the stiffener at the in-process of stirring concrete mortar, can act as the effect of puddler, the realization is stirred the concrete mortar in the churn, the stirring efficiency of concrete mortar has been improved.

The present invention may be further configured in a preferred embodiment as: the feed inlet department articulates and is provided with the apron, be provided with the handle of conveniently opening on the apron.

Through adopting above-mentioned technical scheme, the in-process of stirring, helical blade carries the concrete of agitator drum bottom to the upper end, realizes the effect of billowing from top to bottom to agitator blade is round the rotation of (mixing) shaft, makes the concrete mortar in the agitator drum spill from the agitator drum in easily, thereby is provided with the apron that prevents the concrete spill in feed inlet department.

The present invention may be further configured in a preferred embodiment as: and a transparent observation port is arranged on one side of the upper end of the mixing drum, which is far away from the feed inlet.

By adopting the technical scheme, the worker can see the stirring state of the concrete mortar in the stirring cylinder at any time without opening the cover plate, so that the time is saved, and the production efficiency is improved.

The present invention may be further configured in a preferred embodiment as: the stirring cylinder is characterized in that a discharge port is formed in the bottom surface of the stirring cylinder, a baffle is horizontally and slidably arranged below the discharge port, L-shaped plates with L-shaped sections are symmetrically arranged on two sides of the discharge port, and a sliding groove for the baffle to be inserted is formed between the L-shaped plates and the bottom surface of the stirring cylinder.

Through adopting above-mentioned technical scheme, the baffle can control opening and closing of discharge gate and control the speed and the flow of the concrete mortar ejection of compact, when preventing that disposable ejection of compact is too much, causes the waste of concrete mortar.

The present invention may be further configured in a preferred embodiment as: and a discharge plate with a U-shaped section is arranged on the bottom surface of the mixing drum and below the discharge port.

Through adopting above-mentioned technical scheme, the play flitch that the concrete mortar that flows out by the discharge gate can pass through flows into the splendid attire container in, can effectively reduce concrete mortar's waste.

To sum up, the utility model discloses a following at least one useful technological effect:

1. according to the stirring device, in the process of stirring concrete mortar, the spiral blade fixedly connected to the stirring shaft can convey the concrete mortar deposited at the bottom of the stirring cylinder to the upper end of the stirring cylinder, so that the effect of turning up and down is realized, the concrete mortar in the stirring cylinder is subjected to primary mixing and stirring, then the stirring blade fixedly connected to the third stirring rod can stir the concrete mortar in the stirring cylinder again in the process of rotating around the stirring shaft, the concrete mortar can be fully and uniformly stirred in the stirring cylinder, the stirring efficiency of the equipment is improved, and the stirring time is shortened;

2. the scraper blade can be used for cleaning the bottom surface and the annular side wall of the mixing drum after the concrete mortar in the mixing drum is mixed, so that the concrete mortar is prevented from being adsorbed on the mixing drum and being solidified, the concrete mortar is difficult to clean when being mixed next time, the scraper blade attached to the bottom surface of the mixing drum can prevent a discharge port of the mixing drum from being blocked, and the speed of the concrete mortar flowing out of the mixing drum is increased;

3. when the reduction gear that sets up can prevent to stir a large amount of concrete mortar in the churn, directly start driving motor and make driving motor burn out, cause the damage of equipment, the reduction gear that sets up can be when stirring a large amount of concrete mortar, make driving motor can pass through the slow drive agitating unit of reduction gear, then reach the stirring state at the uniform velocity gradually, make concrete mortar's stirring effect better.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the driving apparatus according to the present embodiment;

FIG. 3 is a schematic view of a stirring apparatus according to the present embodiment.

In the figure, 1, a mixing drum; 11. a cover plate; 12. a baffle plate; 13. an L-shaped plate; 14. a discharge plate; 15. a viewing port; 2. a support frame; 3. a stirring device; 31. a stirring shaft; 311. a helical blade; 32. a first stirring rod; 33. a second stirring rod; 34. a third stirring rod; 341. a stirring blade; 35. rotating the block; 36. a squeegee; 37. a reinforcing bar; 4. a drive device; 41. a drive motor; 42. a first bevel gear; 43. a second bevel gear; 44. a third bevel gear; 45. and a speed reducer.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a mortar mixer, including churn 1, support frame 2, agitating unit 3 and drive arrangement 4, churn 1 is inside hollow cylindric structure, and support frame 2 sets up at 1 lower extreme of churn, and 1 upper end of churn is provided with the feed inlet, and agitating unit 3 sets up inside churn 1, and drive arrangement 4 sets up at 1 lower extreme of churn, and when stirring concrete mortar, the concrete mortar of drive arrangement 4 drive agitating unit 3 in to churn 1 stirs.

Referring to fig. 1 and 2, a cover plate 11 which is opened in a turning mode is hinged at a feed inlet of a mixing drum 1 through a hinge, a handle which is convenient for workers to open is fixedly connected to the cover plate 11, when concrete mortar needs to be mixed, the cover plate 11 is opened, a mixture of cement, gravel and water in a certain proportion is poured from the feed inlet, after the feeding is completed, the cover plate 11 is covered, then a driving device 4 is started to enable the mixing device 3 to start mixing, and in the mixing process, the cover plate 11 can prevent concrete in the mixing drum 1 from splashing out; offer the discharge gate that supplies the concrete mortar ejection of compact on 1 bottom surface of churn, bilateral symmetry rigid coupling at the discharge gate has a pair of L shaped plate 13, form the spout between the diapire of L shaped plate 13 and churn 1, it has baffle 12 to peg graft on the spout, make baffle 12 can be along L shaped plate 13 horizontal slip, baffle 12 can control opening and closing of discharge gate and control the speed and the flow of the concrete mortar ejection of compact, when preventing disposable ejection of compact too much, cause the waste of concrete mortar, the position rigid coupling that is located the discharge gate below at churn 1 has the slope down and keeps away from the play flitch 14 that 1 direction of churn extended, the cross-section of play flitch 14 is the U-shaped, the play flitch 14 that the concrete mortar that flows out by the discharge gate can pass through flows into the splendid attire container, prevent the waste of concrete mortar.

Further, for the stirring state that makes things convenient for the staff to observe concrete mortar in the churn 1, be provided with transparent viewing aperture 15 in the one side of churn 1 upper end and keeping away from the feed inlet to the staff need not open apron 11 and just can see the stirring state of 1 inside concrete mortar of churn at any time, conveniently controls the time of stirring, thereby improves work efficiency.

Referring to fig. 2 and 3, the stirring device 3 includes a stirring shaft 31, a first stirring rod 32, a second stirring rod 33, a third stirring rod 34 and a rotating block 35, the lower end of the stirring shaft 31 vertically penetrates out of the center of the bottom of the stirring cylinder 1, the rotating block 35 is sleeved outside the stirring shaft 31 and the lower end penetrates out of the bottom of the stirring cylinder 1, the lower end of the stirring shaft 31 extends out of the lower end of the rotating block 35, the rotating block 35 is rotatably connected with the bottom of the stirring cylinder 1, the stirring shaft 31 is rotatably connected with the rotating block 35, the first stirring rod 32, the second stirring rod 33 and the third stirring rod 34 are respectively provided with a plurality of stirring rods and equally angularly surround the stirring shaft 31, one end of the first stirring rod 32 is fixedly connected with the rotating block 35 and is arranged in parallel with the bottom of the stirring cylinder 1, the first stirring rod 32 and the second stirring rod 33 are arranged in an L shape, and one end of the second stirring rod 33 is vertically fixedly connected with one end of, third puddler 34 and first puddler 32 are the setting of T shape, and the perpendicular rigid coupling of one end of third puddler 34 is on first puddler 32 and upwards extends, be provided with helical blade 311 on (mixing) shaft 31, be provided with a plurality of stirring vane 341 on third puddler 34 global and along its length direction equidistance, when stirring concrete mortar, helical blade 311 can be carried the concrete mortar of churn 1 bottom to churn 1 upper end, the effect of seeming up and down is realized, thereby carry out first hybrid mixing, then stirring vane 341 is at the in-process of revolving around (mixing) shaft 31, can stir the concrete mortar in churn 1 once more, make concrete mortar can be by intensive mixing in churn 1 evenly, the stirring efficiency of this equipment has been improved, the time of stirring has been reduced, thereby production efficiency has been improved.

The driving device 4 comprises a driving motor 41, a first bevel gear 42, a second bevel gear 43 and a third bevel gear 44, wherein the first bevel gear 42 is fixedly connected to the lower end of the stirring shaft 31, the second bevel gear 43 is fixedly connected to the lower end of the rotating block 35, the first bevel gear 42 and the second bevel gear 43 are oppositely arranged, the third bevel gear 44 is arranged between the first bevel gear 42 and the second bevel gear 43 and is meshed with the first bevel gear and the second bevel gear, so that the stirring shaft 31 and the rotating block 35 rotate in opposite directions, the driving motor 41 is fixedly connected to the bottom surface of the stirring barrel 1, an output shaft of the driving motor 41 is fixedly connected with the third bevel gear 44, and when the driving motor 41 is started, the first bevel gear 42 and the second bevel gear 43 are driven to rotate in opposite directions through the third bevel gear 44.

Further, a speed reducer 45 is fixedly connected to the bottom surface of the mixing drum 1 and between the third bevel gear 44 and the driving motor 41, an input shaft of the speed reducer 45 is fixedly connected to an output shaft of the driving motor 41, and an output shaft of the speed reducer 45 is fixedly connected to the third bevel gear 44, so that the driving motor 41 drives the third bevel gear 44 to rotate after passing through the speed reducer 45, when a large amount of concrete mortar is to be mixed in the mixing drum 1, the driving motor 41 is directly started to rotate the mixing device 3, the driving motor 41 is easily burned out, and waste of equipment resources is caused.

Referring to fig. 1 and 3, a rectangular scraper 36 is fixedly connected to the circumferential surface of the first stirring rod 32 facing the bottom surface of the stirring cylinder 1 and the circumferential surface of the second stirring rod 33 facing the side wall of the stirring cylinder 1, one side of the scraper 36 away from the first stirring rod 32 and the second stirring rod 33 is respectively attached to the bottom surface of the stirring cylinder 1 and the side wall of the stirring cylinder 1, the scraper 36 can stir concrete mortar in the process of stirring the concrete mortar, the stirring effect of the concrete mortar is improved, the side wall and the bottom surface of the stirring cylinder 1 are cleaned, after the concrete mortar in the stirring cylinder 1 is stirred, the scraper 36 can clean the bottom surface and the annular side wall of the stirring cylinder 1, the concrete mortar is prevented from being adsorbed on the stirring cylinder 1 and solidified, the cleaning of the concrete mortar is difficult in the next time of stirring the concrete mortar, and the scraper 36 attached to the bottom surface of the stirring cylinder 1 can prevent the discharge port of the stirring cylinder 1 from being blocked, and the speed of the concrete mortar flowing out of the mixing drum 1 is increased.

Furthermore, the reinforcing rod 37 is obliquely and fixedly connected to the fixing point of the first stirring rod 32 and the second stirring rod 33, the arranged reinforcing rod 37 can increase the connection strength between the first stirring rod 32 and the second stirring rod 33, and can prevent the first stirring rod 32 and the second stirring rod 33 from being broken after long-time stirring, and can prevent the second stirring rod 33 from being bent and deformed after long-time stirring, so that a large gap is generated between the scraper 36 fixedly connected to the second stirring rod 33 and the side wall of the stirring cylinder 1, and therefore the inner side wall of the stirring cylinder 1 cannot be effectively cleaned.

The implementation principle of the embodiment is as follows: when the concrete mortar in the mixing drum 1 is mixed, the driving device 4 is started, the driving motor 41 is driven to pass through the speed reducer 45, the first bevel gear 42 and the second bevel gear 43 are driven to rotate towards opposite directions, the mixing shaft 31 and the third mixing rod 34 are driven to rotate towards opposite directions, the mixing shaft 31 drives the helical blade 311 to convey the concrete mortar deposited at the bottom of the mixing drum 1 from the bottom end of the mixing drum 1 towards the upper end of the mixing drum 1, a mixing effect of turning up and down is generated, the mixing blade 341 rotating around the mixing shaft 31 can mix the concrete again, the mixing efficiency is improved, the mixing time is saved, and the production efficiency is finally improved.

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. A mortar mixer is characterized in that: the stirring device comprises a stirring cylinder (1), a support frame (2) arranged at the lower end of the stirring cylinder (1), a stirring device (3) arranged in the stirring cylinder (1) and a driving device (4) arranged at the lower end of the stirring cylinder (1), wherein a feeding hole is formed in one end, far away from the support frame (2), of the stirring cylinder (1);

the stirring device (3) comprises a stirring shaft (31) arranged at the axis of the stirring cylinder (1), a rotating block (35) sleeved on the stirring shaft (31) and rotatably connected with the bottom surface of the stirring cylinder (1), and a plurality of first stirring rods (32), second stirring rods (33) and third stirring rods (34) which are arranged around the stirring shaft (31), the stirring shaft (31) is rotationally connected with the rotating block (35), one end of the first stirring rod (32) is fixedly connected with the rotating block (35), the second stirring rod (33) is vertically and fixedly connected with one end of the first stirring rod (32) far away from the rotating block (35), the third stirring rod (34) is vertically arranged on the first stirring rod (32), the stirring shaft (31) is provided with helical blades (311), and the third stirring rod (34) is provided with a plurality of stirring blades (341) along the circumferential surface of the length direction.

2. The mortar mixer of claim 1, wherein: the driving device (4) comprises a driving motor (41) fixedly connected to the bottom surface of the stirring drum (1) and a third bevel gear (44) fixedly connected to an output shaft of the driving motor (41), the lower ends of the stirring shaft (31) and the rotating block (35) penetrate out of the bottom surface of the stirring drum (1), the lower end of the stirring shaft (31) penetrates out of the rotating block (35), a first bevel gear (42) is fixedly arranged at the lower end of the stirring shaft (31), a second bevel gear (43) is fixedly arranged at the lower end of the rotating block (35), the third bevel gear (44) is arranged between the first bevel gear (42) and the second bevel gear (43) and is meshed with the first bevel gear and the second bevel gear, and the rotating block (35) and the stirring shaft (31).

3. The mortar mixer of claim 1, wherein: first puddler (32) orientation on the global of churn (1) bottom surface with second puddler (33) orientation scraper blade (36) have set firmly on the global of churn (1) lateral wall, scraper blade (36) are kept away from one side of first puddler (32) with second puddler (33) with the bottom surface and the lateral wall laminating of churn (1).

4. A mortar mixer according to claim 2, wherein: a speed reducer (45) is fixedly arranged on the bottom surface of the mixing drum (1) and between the third bevel gear (44) and the driving motor (41), an output shaft of the driving motor (41) is fixedly connected with an input shaft of the speed reducer (45), and the third bevel gear (44) is fixedly connected with an output shaft of the speed reducer (45).

5. The mortar mixer of claim 1, wherein: and a reinforcing rod (37) is fixedly arranged between the first stirring rod (32) and the second stirring rod (33), one end of the reinforcing rod (37) is fixedly connected with the first stirring rod (32), and the other end of the reinforcing rod is fixedly connected with the second stirring rod (33).

6. The mortar mixer of claim 1, wherein: the feed inlet is provided with a cover plate (11) in a hinged mode, and a handle convenient to open is arranged on the cover plate (11).

7. The mortar mixer of claim 1, wherein: and a transparent observation port (15) is arranged on one side of the upper end of the mixing drum (1) far away from the feeding port.

8. The mortar mixer of claim 1, wherein: the stirring cylinder is characterized in that a discharge port is formed in the bottom surface of the stirring cylinder (1), a baffle (12) is horizontally arranged below the discharge port in a sliding mode, L-shaped plates (13) with L-shaped sections are symmetrically arranged on two sides of the discharge port, and sliding grooves for the baffle (12) to be inserted are formed between the L-shaped plates (13) and the bottom surface of the stirring cylinder (1).

9. The mortar mixer of claim 8, wherein: and a discharge plate (14) with a U-shaped section is arranged on the bottom surface of the mixing drum (1) and below the discharge port.