CN220784402U

CN220784402U - Mortar mixer

Info

Publication number: CN220784402U
Application number: CN202322238756.7U
Authority: CN
Inventors: 梁美鲜; 宋璟; 宋波
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-16
Anticipated expiration: 2033-08-21

Abstract

The utility model belongs to the technical field of mortar mixers, in particular to a mortar mixer, which comprises a stirring cylinder and a top cover, wherein the top cover is fixed at the top end of the stirring cylinder, a feeding port is arranged in the top cover, a discharging port is arranged at the bottom end of the stirring cylinder, and the mortar mixer also comprises a stirring motor, a first gear, a second gear, a third gear, a transition gear, an outer rotating cylinder, an inner rotating rod and stirring blades; the inner rotating rod is rotatably arranged in the stirring cylinder, and the stirring motor is arranged on the top surface of the top cover and used for driving the inner rotating rod to rotate; according to the mortar mixer, the outer rotary drum and the inner rotary rod are driven to reversely rotate through the cooperation of the stirring motor, the first gear, the second gear, the third gear and the transition gear, so that the stirring blades reversely rotate, the inclined stirring blades on the outer rotary drum continuously push down materials, the inclined stirring blades on the inner rotary rod continuously push up the materials, the stirring efficiency is greatly improved, and the influence of mortar precipitation on the mixing effect is effectively avoided.

Description

Mortar mixer

Technical Field

The utility model belongs to the technical field of mortar mixers, and particularly relates to a mortar mixer.

Background

The dry-mixed mortar is a granular or powdery material which is formed by physically mixing aggregate (such as quartz sand) subjected to drying and screening treatment, inorganic cementing material (such as cement) and additives (such as polymers) according to a certain proportion, is transported to a construction site in a bag or bulk mode, and can be directly used after being mixed with water, and a mortar mixer is usually used for reducing the manual load;

according to mass search, it is found that a typical mortar mixer in the prior art, such as the Chinese patent of the utility model with the authority of publication number CN218593324U, discloses a mortar mixer, which comprises a mixer body, wherein a stirring seat is slidably arranged on the inner wall of the bottom end of the mixer body through an annular guide rail, a fixed rod fixedly arranged in the middle of the inner wall of the bottom end of the mixer body is arranged on the inner side of the stirring seat, a first bevel gear is fixedly connected to the outer side of the middle of the fixed rod, and compared with the prior art, the stirring seat, a driving shaft and a stirring block are arranged, so that the mixer is convenient to drive the stirring seat to rotate through a motor in the use process, and then the stirring seat drives the driving shaft to realize turnover and autorotation under the meshing of a second bevel gear and the first bevel gear, so that the stirring of mortar in the mixer body can be realized more uniformly, and the mortar precipitation is prevented from affecting the mixing quality;

however, the applicant found that, in practical use, the mortar mixer in the foregoing solution can make the stirring block rotate and revolve, but the effect of avoiding mortar precipitation is not ideal, the mixer can be equivalent to a stirring device combining horizontal stirring and vertical stirring, the speed of lowering the material can be reduced to a certain extent, but the effect is not good and the mixing efficiency is not high enough;

to solve the above problems, a mortar mixer is proposed in the present application.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a mortar mixer, which has the characteristics of convenient use and high mixing efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the mortar mixer comprises a mixing drum and a top cover, wherein the top cover is fixed at the top end of the mixing drum, a feeding hole is formed in the top cover, a discharging hole is formed in the bottom end of the mixing drum, and the mortar mixer further comprises a mixing motor, a first gear, a second gear, a third gear, a transition gear, an outer rotating drum, an inner rotating rod and mixing blades;

the utility model discloses a stirring device, including a top cap, a transition gear, an outer rotary drum, an inner rotary drum, a stirring motor, a bearing, a stirring blade, a gear, a transition gear, a gear and a transition gear, wherein the inner rotary drum is rotationally installed in the stirring drum, the stirring motor is installed the top surface of the top cap is used for driving the inner rotary drum to rotate, the outer rotary drum is sleeved on the inner rotary drum and rotationally connected with the inner rotary drum by the bearing, the outer rotary drum and the outer wall of the inner rotary drum are all fixed with stirring blades, the stirring blades are in an inclined arrangement, the outer rotary drum and the stirring blades on the inner rotary drum are the same in inclination direction, the gear is fixed at the top end of the inner rotary drum, the gear is fixed at the top end of the outer rotary drum, the gear is rotationally installed at the bottom surface of the top cap with the transition gear, the gear is meshed with the transition gear, and the transition gear is meshed with the gear.

As a preferable technical scheme of the utility model, two groups of stirring blades which are distributed at intervals are fixed on the outer walls of the outer rotary cylinder and the inner rotary rod, and three stirring blades which are distributed at equal intervals along the circumferential direction are arranged in the same group.

As a preferable technical scheme of the stirring device, the stirring device further comprises a fixing plate, an adapter plate and a rubber scraping strip, wherein the fixing plate is fixed at the end part of the stirring blade, the adapter plate is elastically installed on the fixing plate, and the rubber scraping strip is fixed on the outer wall of the adapter plate in an adhesive manner and abuts against the inner wall of the stirring cylinder.

As a preferable technical scheme of the utility model, the adapter plate is fixedly provided with a threaded rod penetrating through the fixed plate, the locking nut is arranged at the extending end of the threaded rod in a threaded screwing mode, and the telescopic spring is sleeved on the threaded rod and is positioned between the fixed plate and the adapter plate.

As a preferable technical scheme of the utility model, three threaded rods which are distributed at equal intervals along the vertical direction are fixed on the adapter plate.

As a preferable technical scheme of the utility model, the toughened glass observation window is embedded and arranged on the stirring cylinder.

Compared with the prior art, the utility model has the beneficial effects that: according to the mortar mixer, the outer rotary drum and the inner rotary rod are driven to reversely rotate through the cooperation of the stirring motor, the first gear, the second gear, the third gear and the transition gear, so that the stirring blades reversely rotate, the inclined stirring blades on the outer rotary drum continuously push down materials, the inclined stirring blades on the inner rotary rod continuously push up the materials, the stirring efficiency is greatly improved, and the influence of mortar precipitation on the mixing effect is effectively avoided.

Additional advantages and benefits of the present application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the present application.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic diagram of an axial structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 according to the present utility model;

in the figure: 1. a stirring cylinder; 101. toughened glass observation window; 2. a top cover; 3. a feeding port; 4. a feed opening; 5. a stirring motor; 6. a first gear; 7. a second gear; 8. a third gear; 9. a transition gear; 10. an outer drum; 11. an inner rotating rod; 12. stirring blades; 13. a fixing plate; 14. an adapter plate; 15. a rubber scraping strip; 16. a threaded rod; 17. a lock nut; 18. and a telescopic spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides the following technical solutions: the mortar mixer comprises a mixing drum 1 and a top cover 2, wherein the top cover 2 is fixed at the top end of the mixing drum 1, a feeding port 3 is arranged in the top cover 2, a discharging port 4 is arranged at the bottom end of the mixing drum 1, and the mortar mixer further comprises a mixing motor 5, a first gear 6, a second gear 7, a third gear 8, a transition gear 9, an outer rotating drum 10, an inner rotating rod 11 and a mixing blade 12;

in this embodiment, as shown in fig. 1 and fig. 2, the inner rotary rod 11 is rotatably installed in the stirring cylinder 1, the stirring motor 5 is installed on the top surface of the top cover 2 and is used for driving the inner rotary rod 11 to rotate, the outer rotary rod 10 is sleeved on the inner rotary rod 11 and is rotationally connected with the inner rotary rod 11 by using a bearing, stirring blades 12 are fixed on the outer walls of the outer rotary rod 10 and the inner rotary rod 11, the stirring blades 12 are obliquely arranged, the outer rotary rod 10 and the stirring blades 12 on the inner rotary rod 11 are in the same oblique direction, the first gear 6 is fixed on the top end of the inner rotary rod 11, the second gear 7 is fixed on the top end of the outer rotary rod 10, the third gear 8 and the transition gear 9 are all rotationally installed on the bottom surface of the top cover 2, the first gear 6, the third gear 8 and the transition gear 9 are meshed with each other, the transition gear 9 is meshed with the second gear 7, therefore, when in use, materials to be mixed are fed into the stirring cylinder 1 from the upper feed port 3, the stirring blades 11 are started, the inner rotary rod 11 is rotationally driven by the stirring blades 11, the inner rotary rod 11 is rotationally fixed on the outer rotary rod 11, the stirring blades 12 are rotationally, the first gear 6 is rotationally driven, the first gear 6 is rotationally, the first gear 8 is rotationally driven by the first gear 6, the third gear 8 is rotationally driven by the transition gear 8 and the second gear 8 is rotationally and the second gear is rotationally driven by the transition gear 9, the second gear 10 continuously, the second gear is rotationally and the stirring blade 12 is continuously rotated, the upper than the first gear 8 is rotationally, and the first rotary gear 8 and the second gear 8 is rotationally and the upper than the second gear 8 and the upper rotary 11, and the second rotary 11 is continuously.

As shown in fig. 1 and fig. 2, in this embodiment, two groups of stirring blades 12 are fixed on the outer walls of the outer rotary cylinder 10 and the inner rotary rod 11 at intervals, and three stirring blades 12 in the same group are equally distributed along the circumferential direction, so that the stirring and mixing efficiency is high.

As shown in fig. 1, fig. 2 and fig. 3, in this embodiment, the stirring device further includes a fixing plate 13, an adapter plate 14 and a rubber scraping strip 15, where the fixing plate 13 is fixed at an end of the stirring blade 12, the adapter plate 14 is elastically installed on the fixing plate 13, the rubber scraping strip 15 is fixed on an outer wall of the adapter plate 14 in an adhesive manner and abuts against an inner wall of the stirring cylinder 1, and when the outer rotating cylinder 10 and the inner rotating rod 11 rotate, the rubber scraping strip 15 is driven to rotate to scrape materials adhered on the inner wall of the stirring cylinder 1.

As shown in fig. 1, fig. 2 and fig. 3, as an alternative embodiment, the present embodiment further includes a locking nut 17 and a telescopic spring 18, a threaded rod 16 penetrating through the fixing plate 13 is fixed on the adapter plate 14, the locking nut 17 is installed on an extending end of the threaded rod 16 in a threaded screwing manner, the telescopic spring 18 is sleeved on the threaded rod 16 and located between the fixing plate 13 and the adapter plate 14, and elastic installation of the adapter plate 14 is achieved, and the flexible rubber scraping strip 15 is enabled to abut against the inner wall of the stirring drum 1 safely and reliably.

As an alternative embodiment, as shown in fig. 1, fig. 2 and fig. 3, three threaded rods 16 are fixed on the adapter plate 14 at equal intervals along the vertical direction, so as to ensure the installation stability of the adapter plate 14.

As an alternative embodiment, as shown in fig. 1, in this embodiment, a toughened glass observation window 101 is embedded and installed on the stirring barrel 1, so as to facilitate the mixing condition of materials in the stirring barrel 1.

The working principle and the using flow of the utility model are as follows: when the mortar mixer is used, materials to be mixed are fed into the mixing drum 1 from the feeding hole 3, the stirring motor 5 is started to drive the inner rotary rod 11 to rotate, the inner rotary rod 11 drives the stirring blade 12 which is used for fixing the outer wall of the inner rotary rod to rotate, the first gear 6 rotates, the first gear 6 drives the third gear 8 to reversely rotate under the meshing action, the third gear 8 drives the transition gear 9 to reversely rotate, the transition gear 9 and the first gear 6 keep the same rotation, the transition gear 9 drives the outer rotary drum 10 to reversely rotate through the second gear 7, the outer rotary drum 10 and the inner rotary rod 11 reversely rotate, so that the stirring blade 12 reversely rotates, the inclined stirring blade 12 on the outer rotary drum 10 continuously pushes down the materials, and the inclined stirring blade 12 on the inner rotary rod 11 continuously pushes up the materials, so that the stirring efficiency is greatly improved, and the mixing effect is effectively avoided from being influenced by mortar precipitation;

when the outer rotary drum 10 and the inner rotary rod 11 rotate, the rubber scraping strip 15 is driven to rotate, and materials adhered to the inner wall of the stirring drum 1 are scraped.

It should be noted that, the stirring motor 5 is a commercially available conventional device, and is provided with a built-in power switch, so that a person skilled in the art can perform conventional selection according to the use requirement, and the working principle thereof is well known to a person skilled in the art and is fully disclosed by the prior art, and will not be described herein in detail.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a mortar mixer, includes churn (1) and top cap (2), top cap (2) are fixed the top of churn (1), and be provided with feed opening (3) in top cap (2) the bottom of churn (1) is provided with feed opening (4), its characterized in that: the stirring device also comprises a stirring motor (5), a first gear (6), a second gear (7), a third gear (8), a transition gear (9), an outer rotary drum (10), an inner rotary rod (11) and stirring blades (12);

the utility model discloses a stirring device for a water heater, including a stirring section of thick bamboo (1), a stirring motor (5), an outer rotary drum (10) and a transition gear (9), wherein the inner rotary drum (11) is rotationally installed in the stirring section of thick bamboo (1), the stirring motor (5) is installed the top surface of top cap (2) is used for the drive inner rotary drum (11) is rotatory, outer rotary drum (10) cover is established on inner rotary drum (11) and use the bearing with inner rotary drum (11) rotate and are connected outer rotary drum (10) with the outer wall of inner rotary drum (11) all is fixed with stirring vane (12), stirring vane (12) are the slope form setting, just outer rotary drum (10) with stirring vane (12) incline the direction on inner rotary drum (11) is the same, no. one gear (6) is fixed the top of inner rotary drum (11), no. two gears (7) are fixed the top of outer rotary drum (10), no. three gears (8) with transition gear (9) all rotate and install the bottom surface of top cap (2), just No. one gear (6) and No. 8) and transition gear (9) mesh mutually.

2. A mortar mixer according to claim 1, characterized in that: two groups of stirring blades (12) which are distributed at intervals are fixed on the outer walls of the outer rotary drum (10) and the inner rotary rod (11), and three stirring blades (12) in the same group are distributed at equal intervals along the circumferential direction.

3. A mortar mixer according to claim 1, characterized in that: the stirring device is characterized by further comprising a fixing plate (13), an adapter plate (14) and a rubber scraping strip (15), wherein the fixing plate (13) is fixed at the end part of the stirring blade (12), the adapter plate (14) is elastically installed on the fixing plate (13), and the rubber scraping strip (15) is fixed on the outer wall of the adapter plate (14) in an adhesion manner and abuts against the inner wall of the stirring cylinder (1).

4. A mortar mixer according to claim 3, characterized in that: the adapter plate is characterized by further comprising a locking nut (17) and a telescopic spring (18), wherein a threaded rod (16) penetrating through the fixed plate (13) is fixed on the adapter plate (14), the locking nut (17) is installed on the extending end of the threaded rod (16) in a threaded screwing mode, and the telescopic spring (18) is sleeved on the threaded rod (16) and is located between the fixed plate (13) and the adapter plate (14).

5. A mortar mixer according to claim 4, wherein: three threaded rods (16) which are distributed at equal intervals along the vertical direction are fixed on the adapter plate (14).

6. A mortar mixer according to claim 1, characterized in that: a toughened glass observation window (101) is embedded and arranged on the stirring cylinder (1).